Mean Temperature Anomalies December 2025

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December 2025

Mixed temperature conditions were experienced during the month of December throughout the eastern Caribbean. Trinidad was between 0.25 and 1.50 o C warmer; Tobago and St Kitts  were between 0.25 warmer and 0.25 o C cooler; Grenada 0 and 0.25 o C warmer; Barbados, Martinique and St Maarten between 0 and 0.75 o C warmer; Antigua was between 0.25 and 0.75 o C cooler; Saint Lucia 0.75 cooler to 0.25 o C warmer; Dominica and Guadeloupe 0.25 cooler to 0.75 o C warmer and St Croix 0.25 to 1.5 o C cooler. In the Guianas temperatures were between 0.75 cooler in northeastern Guyana and 2.50 o C warmer in Suriname and French Guiana. Aruba was between 0 and 0.75 o C warmer. Puerto Rico 1.50 warmer to 0.75 o C cooler from west to east. The Dominican Republic was between 0.25 and 0.75 o C warmer. Jamaica was between 2.50 and 0.25 o C warmer from northwest to east. Grand Cayman was between 0.75 to 1.50 o C warmer. Northern Bahamas was between 0.75 and over 2.50 o C warmer and Belize between 0 and 2.50 o C warmer from southeast to northwest.

 

October to December 2025

Over the three month period in the eastern Caribbean, there was a distinction between the cooler than average north and warmer than average south. Trinidad, Barbados and Martinique were between 0.25 and 1.50 o C warmer; Tobago , Saint Lucia and St Maarten 0.25 to 0.75 o C warmer; Grenada was within 0.75 and 1.50 o C warmer; Dominica and Guadeloupe 0 and 0.75 o C warmer; Antigua and St Croix between 0.25 and 0.75 o C cooler; and St Kitts 0.25 cooler to 0.25 o C warmer. In the Guianas, temperatures were between 0.75 cooler and 1.50 o C warmer. Aruba was within 0.25 and 0.75 o C warmer. Puerto Rico was between 0.75 cooler and 0.75 o C warmer southeast to north. The Dominican Republic was within 0.25 and 0.75 o C warmer. Jamaica was between 1.50 and 0.25 o C warmer from west to east. Grand Cayman was between 0.75 and 1.50 o C warmer from west to east. Northern Bahamas was between 0 and 2.50 o C warmer and Belize 0.25 and 1.50 o C warmer from south to north.

 

July to December 2025

Temperatures throughout the eastern Caribbean were mostly warmer than average over the six month period, but with cooler than average conditions in some portions of the north. Trinidad, Grenada, and Martinique were between 0.75 and 1.50 o C warmer; Tobago, Saint Lucia and St Maarten within 0.25 and 0.75 o C warmer; Barbados between 0.25 and 1.50 o C warmer; Dominica between 0 and 0.75 o C warmer; Guadeloupe and St Kitts between 0.25 warmer and 0.25 o C cooler; Antigua between 0.25 and 0.75 o C cooler ;and St Croix  predominantly between 0 and 0.25 ranging to  within 0.75 o C warmer. Conditions in the Guianas were 0.25 o C cooler in northeastern Guyana to between 0.25 and 1.50 o C warmer in Suriname and French Guiana. Aruba was within 0.25 and 0.75 o C warmer. Puerto Rico was between 0.25 cooler to 1.50 o C warmer from southeast to northwest. The Dominican Republic was between 0.25 and 0.75 o C warmer. Jamaica was between 1.50 warmer and 0.25 o C cooler from west to east. Grand Cayman was between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 to 2.50 o C warmer and Belize 0.25 to 1.50 o C warmer from south to north.

 

January to December 2025

Apart from some areas of the north, temperatures across the eastern Caribbean were mostly greater than average over the twelve month period. Trinidad was between 0.75 and 1.50 o C warmer; Tobago and Grenada within  0.25 and 0.75 warmer; Barbados, Martinique and St Croix between 0.25 and 1.50 o C warmer; Saint Lucia , Dominica  and St Maarten between 0 and 0.75 o C warmer; Guadeloupe between 0.75 warmer and 0.25 o C cooler; Antigua between 0 and 0.25 o C cooler; and St Kitts 0.25 cooler to 0.25 o C warmer. In the Guianas, temperatures were between 0.25 and 1.50 o C warmer. Aruba was within 0.25 and 0.75 o C warmer. Puerto Rico was between 0.25 cooler and 1.50 o C warmer from southeast to northwest. The Dominican Republic was within 0.25 and 0.75 o C warmer. Jamaica was between 1.50 and 0.25 o C warmer from west to east. Grand Cayman was within 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 and 1.50 o C warmer and Belize within 0.25 and 2.50 o C warmer from south to north.

 

Mean Temperature for December 2025

 

Mean Temperature for the Period January to December 2025

 

 

 

 

 

SPI Monitor December 2025

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December 2025

Mixed conditions were experienced across the eastern Caribbean in December. Trinidad was moderately wet to normal; Tobago, Grenada and St Thomas normal; Barbados extreme to moderately wet; St Vincent moderately dry; Saint Lucia and Martinique moderately dry to normal; Dominica slightly dry to moderately wet; Guadeloupe and Anguilla moderately wet to moderately dry; Antigua moderate to severely dry; St Kitts and St Croix slight to moderately dry and St Maarten extremely dry to normal. In the Guianas, conditions were mostly normal ranging to exceptionally wet in southwestern Guyana and eastern French Guiana and to moderately dry in coastal French Guiana. Aruba was slightly dry to normal. Puerto Rico was extremely dry to slightly wet south to north. The Dominican Republic was mostly normal ranging to slightly dry in the southeast and to moderately dry in the north. Jamaica was exceptionally wet in central areas ranging to exceptionally dry in the west and to moderately dry in the east. Grand Cayman was normal. Cuba was extremely wet in western areas ranging to normal in southern and eastern areas. Northern Bahamas was slightly wet to slightly dry and Belize exceptional to slightly wet south to north.

 

October to December 2025

Over the three month period, mixed conditions were experienced across the eastern Caribbean.  Trinidad was very wet to severely dry south to north; Tobago, Saint Lucia and St Croix moderate to slightly dry;  Grenada moderately dry; Barbados and Antigua normal to slightly wet; St Vincent severe to moderately dry; Martinique slight to severely dry; Dominica slightly dry in the extreme south to predominantly normal; Guadeloupe and St Thomas normal; St Kitts normal to moderately dry; St Croix slight to moderately dry; St Maarten moderately dry to normal and Anguilla mostly normal to moderately dry. In the Guianas, conditions were mostly normal ranging to moderately dry in east central Guyana and to exceptionally wet in eastern French Guiana. Aruba was slight to predominantly moderately dry. Puerto Rico was predominantly normal to slightly dry. The Dominican Republic ranged from normal to very wet west to east. Jamaica ranged from slightly dry in the west to moderately wet in the extreme east. Grand Cayman was normal. Cuba ranged from normal to very wet. Northern Bahamas was moderately wet to normal and Belize mostly normal ranging to extremely wet in central areas.

July to December 2025

Conditions throughout the eastern Caribbean were mostly normal to below normal over the six month period with the exception of Trinidad which ranged from exceptionally wet to exceptionally dry and Anguilla which was normal to slightly wet. Tobago and Guadeloupe severe to slightly dry; Grenada and St Vincent exceptionally dry; Barbados, St Kitts and St Maarten moderately dry to normal; Saint Lucia exceptional to severely dry; Martinique moderate to exceptionally dry; Dominica exceptional to slightly dry and Antigua, St Croix and St Thomas normal. In the Guianas, conditions ranged from exceptionally wet to extremely dry. Aruba was severe to moderately dry. Puerto Rico was mostly normal ranging to severely dry in the south and to slightly wet in the north. The Dominican Republic was mostly normal ranging to slightly wet in the southwest and to moderately wet in the extreme east. Jamaica was severely dry in central areas ranging to slightly dry in the west and to normal in the east. Grand Cayman was moderately dry. Cuba was normal to extremely wet. Northern Bahamas ranged from exceptionally wet to normal and Belize ranged from moderately dry to moderately wet.

January to December 2025

Mixed conditions prevailed over the twelve month period across the eastern Caribbean. Trinidad was exceptionally wet to slightly dry; Tobago, Barbados and Guadeloupe normal to slightly dry; Grenada severe to extremely dry; St Vincent extreme to moderately dry; Saint Lucia , St Maarten and St Kitts severely dry to normal; Martinique normal to extremely dry; Dominica moderately dry to normal; Antigua  and St Thomas normal to slightly wet; St Croix severe to moderately dry and Anguilla normal to moderately wet. In the Guianas, conditions ranged from exceptionally wet to moderately dry. Aruba was moderately dry. Puerto Rico was predominantly normal ranging to moderately dry in the south and to moderately wet in the north. The Dominican Republic was mostly normal ranging to moderately wet in the east. Jamaica ranged from severely dry in central areas to normal in the east and to moderately dry in the west. Grand Cayman was extremely dry. Cuba ranged from extremely wet in the extreme west to severely dry in the extreme east. Northern Bahamas was slightly dry to moderately wet and Belize was  severely dry in the southwest to moderately wet in the northeast.

January 2024 to December 2025

Mixed conditions were experienced throughout the eastern Caribbean over the two year period. Trinidad was exceptionally wet to extremely dry; Tobago, Dominica and St Kitts normal to moderately dry; Grenada slight to moderately dry; Barbados moderately dry to slightly wet; St Vincent and St Croix severe to moderately dry; Saint Lucia  and Martinique normal to severely dry; Guadeloupe normal to slightly dry; Antigua slightly wet; St Maarten slightly dry to slightly wet; Anguilla normal to moderately wet and St Thomas normal. In the Guianas, conditions ranged from exceptionally wet to exceptionally dry. Aruba was severely dry. Puerto Rico ranged from extremely dry to extremely wet from south to north. The Dominican Republic ranged from moderately wet in the southwest to moderately dry in the north and to extremely wet in the extreme east. Jamaica was moderately dry in central areas ranging to normal in the west and east. Grand Cayman was normal. Cuba ranged from exceptionally wet in the west to moderately dry in the east. Northern Bahamas was normal to extremely wet and Belize was severely dry to extremely wet from south to northeast.

 

Disclaimer

The information contained herein is provided with the understanding that The Caribbean Institute for Meteorology and Hydrology makes no warranties, either expressed or implied, concerning the accuracy, completeness, reliability, or suitability of the Outlook. The information may be used freely by the public with appropriate acknowledgement of its source, but shall not be modified in content and then presented as original material.

 

 

 

 

Mean Temperature Anomalies November 2025

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November 2025

Mixed temperature conditions were experienced during the month of November throughout the eastern Caribbean. Trinidad, Grenada, Barbados and Martinique were between 0.25 to 1.50 o C warmer than average; Saint Lucia was 0 to 1.50 o C warmer; Dominica was 0 to 0.75 o C warmer; Guadeloupe and St Kitts ranged from 0.25 warmer to 0.25 o C cooler; Antigua was 0.25 to 0.75 o C cooler; St Maarten was 0.25 to 0.75 o C warmer; and St Croix from 0 to  0.75 cooler. In the Guianas, conditions ranged from 1.50 warmer in southern portions of French Guiana and Suriname to 0.75 o C cooler in northeastern parts of Guyana. Aruba was between 0.25 and 0.75 o C warmer. Puerto Rico was between 0.25 cooler to 1.50 o C warmer southeast to northwest; The Dominican Republic 0.25 to 0.75 o C warmer; Jamaica 1.50 to 0.25 o C warmer from west to east; Grand Cayman ranged from 0.25 to 0.75 o C warmer; Northern Bahamas 0.25 cooler to 1.50 o C warmer; and Belize was 0.25 warmer to 0.25 o C cooler south to north.

 

 

September to November 2025

Over the three month period temperature conditions were mixed throughout the eastern Caribbean. Trinidad was predominantly between 0.75 and 1.50 o C ranging to 2.50 o C warmer than average in the northeast; Grenada, Barbados and Martinique were between 0.75 and 1.50 o C warmer; Saint Lucia between 1.50 and 0.25 o C warmer; Dominica between 0 to 1.50 o C warmer; Guadeloupe between 0.25 o C warmer to 0.25 o C cooler; Antigua between 0.25 to 0.75 o C cooler; St Kitts between 0 to 0.25 o C warmer; St Maarten between 0.25 to 0.75 o C warmer; and St Croix between  1.50 to 0.25 o C cooler. In the Guianas, conditions ranged between 1.50 cooler in northeastern Guyana to 1.50 o C warmer in northern Guyana and French Guiana. Aruba was between 0.25 to 0.75 o C warmer. Puerto Rico ranged between 0.75 cooler to 1.50 o C warmer southeast to northwest; The Dominican Republic 0.25 to 0.75 o C warmer; Jamaica 0 to 1.50 o C warmer; Grand Cayman 0.75 to 1.50 o C warmer; Northern Bahamas 0.75 cooler to 1.50 o C warmer and Belize 0 to 0.75 o C warmer.

 

June to November 2025

Temperatures throughout the eastern Caribbean were predominantly warmer than average over the six month period. Trinidad, Grenada, Martinique and St Croix ranged from between 0.75 to 1.50 o C warmer; Barbados between 0.25 to predominantly between 0.75 and 1.50 o C warmer; Saint Lucia and Dominica between 0.25 to 0.75 o C warmer; Guadeloupe between 0.75 warmer to 0.25 o C cooler; Antigua between 0.75 to 0.25 o C cooler; St Kitts between 0.25 cooler to 0.25 o C warmer and St Maarten between 0 to 0.75 o C warmer. Conditions in the Guianas were predominantly between 0.25 and 0.75 o C warmer ranging up to 0.25 o C cooler in northern Guyana and to 1.50 o C warmer in northern Guyana and French Guiana. Aruba was between 0.25 and 0.75 o C warmer. Puerto Rico ranged from 0.25 cooler to 1.50 o C warmer southeast to northwest; The Dominican Republic between 0.25 to 0.75 o C warmer; Jamaica between 1.50 warmer to 0.25 o C cooler; Grand Cayman 0.75 and 1.50 o C warmer; Northern Bahamas 0.25 to 1.50 o C warmer and Belize between 0.25 and 0.75 o C ranging up to 1.50 o C warmer.

 

December 2024 to November 2025

Over the twelve month period temperatures throughout the eastern Caribbean were predominantly warmer than average except for Antigua which was 0 to 0.25 o C cooler. Trinidad and St Thomas ranged from between 0.75 to 1.50 o C warmer; Grenada, St Croix and St Maarten between 0.25 and 0.75 o C warmer; Barbados and Martinique between 0.25 to predominantly between 0.75 and 1.50 o C warmer; Saint Lucia and Dominica between  0 to 0.75 o C warmer; Guadeloupe between 0 and 0.25 o C warmer ranging up to 0.75 o C warmer in the south and to 0.25 o C cooler in the north and St Kitts 0 to 0.25 o C warmer. In the Guianas, the temperatures were between 0.25 to 1.50 o C warmer. Aruba was 0.25 to 0.75 o C warmer. Puerto Rico ranged from between 0.25 cooler to 1.50 o C warmer southeast to northwest; The Dominican Republic 0.25 to 0.75 o C warmer;  Jamaica 1.50 to 0.25 o C warmer west to east; Grand Cayman 0.75 to 1.50 o C warmer; Northern Bahamas was 0 to 1.50 o C warmer and Belize 0 to 2.50 o C warmer.

 

Mean Temperature for November 2025

Mean Temperature for the Period December 2024 to November 2025

SPI Monitor November 2025

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November 2025

Except for Barbados that was normal to moderately wet, predominantly normal to below normal conditions were experienced across the eastern Caribbean during the month of November. Trinidad and Dominica were normal; Tobago, Grenada, St Croix and St Thomas moderately dry; Barbados normal to moderately wet southeast to west; St Vincent and Martinique slight to moderately dry; saint Lucia, Guadeloupe, St Maarten and Anguilla moderately dry to normal; Antigua normal and St Kitts slightly dry. In the Guianas, conditions were mostly normal ranging to moderately dry in central Guyana and northern French Guiana and to extremely wet in coastal Guyana near the Suriname border. Aruba was normal. Puerto Rico was very wet to moderately dry west to east. The Dominican Republic was moderately wet to normal. Jamaica ranged from normal to extremely dry west to east. Grand Cayman was normal. Cuba was predominantly normal apart from slightly wet conditions on the southern coastline. Northern Bahamas was slightly dry ranging to mostly normal and Belize was mostly normal ranging to moderately wet in central areas.

September to November 2025

Over the three month period mostly normal to below normal conditions were experienced across the eastern Caribbean. Trinidad ranged from extremely wet in the extreme south to exceptionally dry in the north; Tobago exceptionally dry to normal; Grenada severe to extremely dry; Barbados normal to extremely dry; St Vincent exceptional to extremely dry; Saint Lucia extreme to moderately dry; Martinique slight to extremely dry; Dominica severely dry to normal; Guadeloupe slightly dry to mostly normal; Antigua normal to slightly  wet; St Kitts and St Maarten moderately dry to normal; Anguilla slightly dry to predominantly normal; St Croix slightly wet to normal and St Thomas normal. Conditions in the Guianas were mostly normal ranging to very wet and to exceptionally dry in southern and central Guyana respectively. Aruba was moderately dry. Puerto Rico was predominantly normal ranging to slightly dry on the southern coastline. The Dominican Republic ranged from moderately wet in southern areas to normal in the north and to very wet in the east. Jamaica was predominantly normal ranging to slightly wet in the extreme east. Grand cayman was moderately dry. Cuba ranged from normal to extremely wet. Northern Bahamas was exceptionally wet to normal and Belize was predominantly normal ranging to moderately dry in the west and to very wet in east central areas.

 

June to November 2025

Mostly normal to below normal conditions occurred across the eastern Caribbean over the six month period. Trinidad was extremely wet to moderately dry; Tobago slight to severely dry; Grenada and St Vincent exceptionally dry; Barbados exceptional to slightly dry; Saint Lucia exceptional to moderately dry; Martinique  and Dominica extreme to moderately dry; Guadeloupe severe to slightly dry; Antigua, St Croix and St Thomas normal; St Kitts moderate to slightly dry; St Maarten moderately dry to normal and Anguilla predominantly normal to slightly wet. In the Guianas, conditions ranged from exceptionally wet in southern Guyana and the northern Suriname/French Guiana border to severely dry in northeast portions of Guyana. Aruba was severely dry. Puerto Rico ranged from severely dry in the southeast to slightly wet in the northwest. The Dominican Republic was predominantly normal ranging to slightly wet in the southwest and to moderately wet in the east. Jamaica was normal. Grand Cayman was moderately dry. Cuba was exceptionally wet to moderately dry. Northern Bahamas ranged from exceptionally wet to normal and Belize was extremely dry to moderately wet.

 

December 2024 to November 2025

Mixed conditions were experienced over the twelve month period across the eastern Caribbean. Trinidad was exceptionally wet in the south to moderately dry in the north; Tobago normal; Grenada severely dry; Barbados extremely dry to normal; St Vincent extreme to moderately dry; Saint Lucia, Martinique and St Maarten  severely dry to normal; Dominica and St Kitts moderately dry to normal; Guadeloupe normal to predominantly slightly dry; Antigua and St Thomas normal to slightly wet; St Croix severe to moderately dry and Anguilla normal to moderately wet. Conditions in the Guianas ranged from exceptionally wet to severely dry. Aruba was moderately dry. Puerto Rico was moderately dry in the southeast to moderately wet in the northwest. The Dominican Republic was predominantly normal ranging to very wet in the east. Jamaica was moderately dry to normal west to east. Grand Cayman was extremely dry. Cuba ranged from severely dry in central areas to very wet in the west and to normal in the east. Northern Bahamas ranged from slightly dry to moderately wet and Belize was severely dry to moderately wet.

 

 

December 2023 to November 2025

Over the two year period mixed conditions were experienced across the eastern Caribbean. Trinidad was exceptionally wet to exceptionally dry; Tobago  and Grenada slight to moderately dry;  Barbados moderately dry to moderately wet; St Vincent severe to slightly dry; Saint Lucia, Dominica and St Kitts moderately dry to normal; Martinique normal to severely dry; Guadeloupe normal to slightly dry; Antigua slightly wet; St Maarten slightly dry to slightly wet; Anguilla normal to moderately wet and St Croix severe to predominantly moderately dry. In the Guianas, conditions ranged from exceptionally wet to exceptionally dry. Aruba was severely dry. Puerto Rico was moderately dry in the south to very wet in the north. The Dominican Republic ranged from moderately wet in the southwest to moderately dry in the north and to very wet in the east. Jamaica and Grand cayman were normal. Cuba was exceptionally wet in the west ranging to predominantly normal eastward. Northern Bahamas ranged from normal to extremely wet and Belize was severely dry to extremely wet southwest to northeast.

Disclaimer

The information contained herein is provided with the understanding that The Caribbean Institute for Meteorology and Hydrology makes no warranties, either expressed or implied, concerning the accuracy, completeness, reliability, or suitability of the Outlook. The information may be used freely by the public with appropriate acknowledgement of its source, but shall not be modified in content and then presented as original material.

 

Mean Temperature Anomalies October 2025

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October 2025

Temperature anomalies were predominantly warmer than usual in October 2025 throughout the eastern Caribbean. Trinidad, Tobago and Grenada were between 0.75 and 1.50 o C warmer; Barbados and Martinique ranged from 0.25 o C warmer to predominantly between 0.75 to  1.50 o C  warmer; Saint Lucia and Dominica ranged from 1.50 o C  warmer to predominantly between 0.25 and 0.75 o C warmer; Guadeloupe was between 0.25 o C  warmer to 0.25 o C  cooler; Antigua was between 0 and 0.25 o C cooler; St Kitts was between 0 to 0.75 o C warmer; St Maarten was between 0.25 and 0.75 o C warmer; St Thomas 0 to 0.75 o C cooler ; St Croix  was between 0.75 o C cooler and 0.25 o C warmer. The Guianas ranged from 0.75 o C cooler to 1.50 o C warmer.   Aruba was between 0.25 o C and 0.75 o C warmer and Curacao was between 0.75 and 1.50 o C warmer. Puerto Rico was between 1.50 o C warmer to 1.50 o C cooler. The Dominican Republic was between 1.50 and 0.25 o C warmer. Jamaica ranged from 0.75 o C warmer to 0.25 o C cooler. Grand Cayman was between 1.50 and 0.25 and o C warmer west to east. Northern Bahamas was between 0 and 1.50 o C warmer. Belize was between 0 and 1.50 o C warmer.

 

August to October 2025

Mixed temperature anomalies were seen over the three-month period throughout the eastern Caribbean. Trinidad and Martinique ranged from 0.25 o C warmer to predominantly between 0.75 and 1.50 o C warmer; Tobago was between 0.25 and 1.50 o C warmer; Grenada was between 0.75 and 1.50 o C warmer; Barbados  was between 0.25 and 2.50 o C warmer;  Saint Lucia and St. Maarten  were between 0.25 and 0.75 o C warmer; Dominica was between 0 and 1.50 o C  warmer ; Guadeloupe ranged from 0.25 o C warmer to predominantly between 0 and 0.25 o C  cooler; Antigua was between 0 and 0.25o C cooler; St Kitts was between 0 and 0.75 o C warmer; St Thomas was 0 to 0.75 o C cooler and St Croix  was between 0.75 o C cooler and 0.25 o C warmer. The Guianas ranged from 0.75 o C cooler to 1.50 o C warmer. Aruba was between 0 and 0.25 o C warmer and Curacao was between 0.25 and 0.75 o C warmer. Puerto Rico was between 1.50 o C warmer to 1.50 o C cooler. The Dominican Republic was between 0.25 and 0.75 o C warmer. Jamaica was between 1.50 o C warmer and 0.75 o C cooler west to east.  Grand Cayman was between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 and 1.50 o C warmer. Belize was between 0 and 0.75 o C warmer.

 

May to October 2025

Mixed temperature anomalies were present for the period May to October 2025 throughout the eastern Caribbean. Trinidad, Tobago, Martinique and St Maarten were between 0.25 o C and 0.75 o C warmer; Grenada was between 1.50 and 0.25 o C warmer; Barbados was between 0 to 1.50 o C warmer; Saint Lucia and St Kitts were between 0 and 0.75 o C warmer; Dominica ranged from 0.75 o C warmer 0.25 o C cooler to south to north; Guadeloupe was between 0 and 0.75 o C cooler; Antigua was between 0 and 0.25 o C cooler; St Thomas was between 0.25 and 0.75 o C cooler and St. Croix  was between 0 and predominantly between 0.25 and 0.75 o C cooler. The Guianas were predominantly between 0.25 and 0.75 o C warmer, ranging to 1.50 o C warmer and to 0.25 o C cooler.  Aruba was between 0 and 0.25 o C warmer and Curacao was between 0.25 and 0.75. Puerto Rico was between 1.50 o C warmer to 0.75 o C cooler. The Dominican Republic was between 0 and 0.25 o C warmer. Jamaica was between 1.50 o C warmer and 0.75 o C cooler west to east. Grand Cayman was between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 and 1.50 o C warmer. Belize was between 0 and 1.50 o C warmer.

 

November 2024 to October 2025

Temperature anomalies were mostly warmer than usual for the period November 2024 to October 2025 throughout the eastern Caribbean. Trinidad and Grenada were predominantly between 0.25 and 0.75 o C warmer, ranging to 1.50 o C warmer; Tobago was between 0.75 and 1.50 o C warmer; Barbados was between 0 and 1.50 o C warmer; Saint Lucia, St Kitts and Dominica were between 0 and 0.75 o C warmer; Martinique and St Thomas were between 0.25 and 1.50 o C warmer; Guadeloupe ranged from 0.25 o C warmer to predominantly between 0 and 0.25 o C cooler; Antigua was between 0 and 0.25 o C warmer; St; St Maarten was between 0.25 o C and 0.75 o C warmer; St. Croix was between 0.25 o C cooler and 0.75 o C warmer west to east. The Guianas ranged from 0.75 o C cooler to predominantly between 0.25 and 0.75 o C warmer, and to 1.50 o C warmer.  Aruba was between 0 and 0.25 o C warmer and Curacao was between 0.25 and 0.75 o C warmer. Puerto Rico was between 1.50 o C warmer and 0.75 o C cooler. The Dominican Republic ranged from to 0.75 o C warmer in the south to predominantly between 0 and 0.25 o C warmer. Jamaica was between 1.50 o C warmer and 0.75 o C cooler west to east. Grand Cayman was between 0.25 and 0.75 o C warmer. Northern Bahamas was between 0 and 1.50 o C warmer. Belize was between 0.75 o C cooler and 2.50 o C warmer.

Mean Temperature for October 2025

Mean Temperature for the Period November 2024 to October 2025

Mean Temperature Anomalies September 2025

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September 2025

Mixed temperature anomalies prevailed in September 2025 throughout the eastern Caribbean. Trinidad, Tobago, Grenada, Saint Lucia, St Maarten and Martinique were between 0.25 to  1.50 o C  warmer;  Barbados was between 0.75 and 2.50 o C warmer; Dominica was between 1.50 o C warmer and 0.75 o C  cooler southwest to northeast; Guadeloupe and Antigua were between 0  and 0.75 o C cooler; St Kitts was 0 to 0.75 o C warmer; St Thomas was between 0.25 and 0.75 o C cooler and St Croix was between ranged from 1.50 o C cooler to predominantly between 0.25 and 0.75 o C cooler west to east. The Guianas ranged from 1.50 o C cooler to predominantly between 0.25 and 0.75 o C warmer and to 2.50 o C warmer in southwestern Guyana.  Curacao was between 0.25 and 1.50 o C warmer. Aruba was between 0 and 0.25  o C warmer. Puerto Rico was between 2.50 o C warmer to 1.50 o C cooler. The Dominican Republic was between 0 and 0.75 o C warmer. Jamaica ranged from 1.50 o C warmer to 0.75 o C cooler west to east. Grand Cayman was between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 o C cooler and 1.50 o C warmer. Belize was between 0.75 o C warmer to 0.75 o C cooler.

 

July to September 2025

Mixed temperature anomalies were seen over the three-month period throughout the eastern Caribbean. Trinidad, Grenada, Barbados and Martinique were between 0.25 and 1.50 o C warmer, Tobago, Saint Lucia and St. Maarten  were between 0.25 and 0.75 o C warmer ; Dominica was between 0.75 o C  warmer and 0.25 o C cooler; Guadeloupe was between 0 and 0.75 o C  cooler; Antigua was between 0 and 0.25o C cooler; St Kitts was between 0 and 0.75 o C warmer; St Thomas and St Croix were between 0.25 and 0.75 o C cooler. The Guianas ranged from 0.75 o C cooler to predominantly between 0.25 and 0.75 o C warmer and to 1.50 o C warmer. Aruba was between 0 and 0.25 o C warmer and Curacao was between 0.25 and 0.75 o C warmer. Puerto Rico ranged was between 0.75 o C cooler to 1.50 o C warmer. The Dominican Republic was predominantly between 0 and 0.25 o C warmer, ranging to 0.75 o C warmer. Jamaica was between 1.50 o C warmer and 0.75 o C cooler west to east.  Grand Cayman was between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 and 2.50 o C warmer. Belize was between 0 and 0.75 o C warmer.

 

April to September 2025

Mixed temperature anomalies were present for the period April to September 2025 throughout the eastern Caribbean. Trinidad, Tobago, Grenada, Martinique and St Maarten were between 0.25 o C and 0.75 o C warmer;  Barbados was between 0 to 1.50 o C warmer; Saint Lucia was between 0 and 0.75 o C warmer; Dominica ranged from 0.75 o C warmer 0.25 o C cooler to south to north; Guadeloupe, Antigua and St. Croix were between 0 and 0.75 o C cooler; St Kitts was between 0.25 o C cooler to predominantly between 0 and 0.25 o C warmer; and St Thomas was 0.25 to predominantly between 0.75 and 1.50 o C warmer. The Guianas ranged from 0 to predominantly between 0.25 and 0.75 o C warmer, and to  1.50 o C warmer in the northwest Aruba was between 0 and 0.25 o C warmer and Curacao was between 0 and 0.75 warmer. Puerto Rico was between 0.75 o C cooler to 1.50 o C warmer. The Dominican Republic was between 0.25 o C warmer to 0.25 o C cooler south to north. Jamaica was between 1.50 o C warmer and 0.75 o C cooler west to east. Grand Cayman was between 0.25 and 0.75 o C warmer. Northern Bahamas was between 0.25 and 1.50 o C warmer. Belize was between 0.25 o C cooler to and 1.50 o C warmer southeast to northwest.

 

October 2024 to September 2025

Temperature anomalies were warmer than usual for the period October 2024 to September 2025 throughout the eastern Caribbean. Trinidad was predominantly between 0.25 and 0.75 o C warmer, ranging to 1.50 o C warmer in the northeast; Tobago was between 0.75 and 1,50 o C warmer; Grenada, Martinique and St Thomas were between 0.25 and 1.50 o C warmer; Barbados was between 0 and 1.50 o C warmer; Saint Lucia and  Dominica and were between 0 and 0.75 o C warmer; Guadeloupe ranged from 0.25 o C warmer to predominantly between 0 and 0.25 o C cooler; Antigua was between 0 and 0.25 o C warmer; St Kitts and St Maarten were between 0.25 o C and 0.75 o C warmer; St. Croix was between 0.25 o C cooler and 0.75 o C warmer west to east. The Guianas were between 0.25 and 1.50 o C warmer.  Aruba was between 0 and 0.25 o C warmer and Curacao was between 0.25 and 0.75 o C warmer. Puerto Rico was between 0.75 o C cooler and 1.50 o C warmer. The Dominican Republic was predominantly between 0 and 0.25 o C warmer, ranging to 0.75 o C warmer in the south. Jamaica was between 1.50 o C warmer and 0.75 o C cooler west to east. Grand Cayman was between 0.25 and 0.75 o C warmer. Northern Bahamas was between 0 and 1.50 o C warmer. Belize was between 0.75 o C cooler and 2.50 o C warmer.

Mean Temperature for September 2025

Mean Temperature for the Period October 2024 to September 2025