Mean Temperature Anomalies September 2023

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September 2023

Temperature anomalies for September 2023 were warmer than usual throughout the eastern Caribbean. Trinidad ranged from over 2.50 o C warmer in the southwest to predominantly between 1.50 to 2.50 o C warmer; Tobago and St Croix were between 0.75 and 2.50 o C warmer; Grenada, Dominica, Guadeloupe,  St Kitts, St Maarten and St Thomas were between 0.75 to 1.50 o C warmer; Barbados was between 1.50 to 2.50 o C warmer; Saint Lucia was between 0.25 to 1.50 o C warmer south to north; Martinique was predominantly between 0.75 to 1.50 o C warmer with the extreme eastern tip  ranging to 2.50 o C warmer; Antigua was between 0.25 and 0.75 o C warmer. Temperatures in the Guianas ranged from 0.75 to over 2.50 o C warmer in southwest French Guiana. Aruba and Curacao were between 0.75 and 1.50 o C warmer. Puerto Rico was between 0 to 2.50 o C warmer. The Dominican Republic and Grand Cayman were between 0.75 to 1.50 o C warmer. Jamaica ranged from 1.50 o C warmer in the west to predominantly between 0.25 and 0.75 o C warmer. Northern Bahamas was 0.25 to 0.75 o C warmer and Belize ranged from 1.50 to 0.25o C warmer south to north.

 

July to September 2023

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

 

 

April to September 2023

Temperature anomalies were warmer than usual for June to September 2023 throughout the eastern Caribbean. Trinidad, Tobago, Barbados, Grenada, and St Thomas were between 0.75 to 1.50 o C warmer; Saint Lucia, Martinique, Dominica, Guadeloupe ranged from 0 o C to predominantly between 0.25 and 0.75 o C warmer; Antigua  was mostly  0 o C to 0.25 o C ranging to 0.75 o C; St Kitts and St Maarten were between 0.25 to 0.75 o C warmer; St. Croix ranged from 1.50 o C warmer to predominantly between 0.25 and 0.75 o C warmer. The Guianas were between 0.25 to 1.50 o C warmer. Aruba was 0 to predominantly between 0.25 o C and 0.75 o C warmer; Curacao was between 0 and 0.25 o C warmer. Puerto Rico, Jamaica and Grand Cayman were between 0.75 and 1.50 o C. The Dominican Republic was between 0.25 to 0.75 o C warmer. Northern Bahamas ranged from 0 to 1.50 o C warmer. Belize was between 0.75 and 1.50 o C warmer.

 

 

October 2022 to September 2023

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

 

Mean Temperature for September 2023

Mean Temperature for the Period October 2022 to September 2023

 

Mean Temperature Anomalies August 2023

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August 2023

Temperature anomalies for August 2023 were warmer than usual throughout the eastern Caribbean. Trinidad and Tobago were between 1.50 and 2.50 o C warmer; Grenada, Barbados, St Croix and St Thomas were between 0.75 to 1.50 o C warmer; Saint Lucia was between 0.25 to 1.50 o C warmer south to north; Guadeloupe was predominantly between 0.75 to 1.50 o C warmer with the extreme northeast tip being 0.25 to 0.75 o C warmer; Antigua, St Kitts and St Maarten were between 0.25 and 0.75 o C warmer; Martinique and Dominica were between  0.75 o C to 2.50 o C warmer. Temperatures in the Guianas were predominantly between 0.75 and 1.50 o C warmer, ranging to 2.50 o C warmer in southeast French Guiana. Aruba and Curacao were between 0.75 and 1.50 o C warmer. Puerto Rico, The Dominican Republic and Grand Cayman were between 0.75 to 1.50 o C warmer. Jamaica ranged from 1.50 o C warmer in the west to predominantly between 0.25 and 0.75 o C warmer. Northern Bahamas was 0.25 to 1.50 o C warmer and Belize ranged from 2.50 to 0.25o C warmer south to north.

 

June to August 2023

Temperature anomalies were warmer than usual for June to August 2023 throughout the eastern Caribbean. Trinidad was between 0.75 to 2.50 o C warmer; Tobago, Barbados, Martinique, Dominica and St Thomas were between 0.75 and 1.50 o C warmer; Grenada, Saint Lucia and Guadeloupe were between 0.25 and 1.50 o C warmer; Antigua, St Kitts, St Maarten and St. Croix were between 0.25 to 0.75 o C warmer. The Guianas were between 0.25 to 1.50 o C warmer. Aruba and Curacao were between 0.75 and 1.50 o C warmer. Puerto Rico and Grand Cayman were between 0.75 and 1.50 o C. The Dominican Republic was between 0.25 to 0.75 o C warmer. Jamaica ranged from 0.75 o C warmer to 0.25 o C cooler from northwest to southeast. Northern Bahamas  was predominantly between 0.75 o C and 1.50 o C  warmer ranging to 0.25 o C warmer. Belize ranged from 2.50 o C warmer in the west to predominantly between 0.75 and 1.50 o C warmer.

 

 

March to August 2023

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

 

September 2022 to August 2023

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

 

Mean Temperature for August 2023

Mean Temperature for the Period September 2022 to August 2023

 

 

Mean Temperature Anomalies July 2023

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July 2023

Temperature anomalies for July 2023 were warmer than usual throughout the eastern Caribbean. Trinidad was between 2.50 and 0.75 o C warmer south to north; Grenada, Guadeloupe, Antigua, St Kitts and St Maarten were between 0.25 and 0.75 o C warmer; Barbados, Saint Lucia, Dominica and St Croix were between 0.25 and 1.50 o C warmer; Martinique and St Thomas were between 0.75 to 1.50 o C warmer; Temperatures in the Guianas ranged from 0.25 o C to 2.50 o C warmer. Aruba and Curacao were between 0.25 and 0.75 o C warmer. Puerto Rico ranged from 0.25 o C cooler to 2.50 o C warmer. The Dominican Republic was between 0.75 to 1.50 o C warmer. Jamaica ranged from 2.50 o C warmer in the west to 0.25 o C cooler in the east. Grand Cayman was 1.50 to 2.50 o C warmer. Northern Bahamas was   0.25 o C to 2.50 o C warmer and Belize was between 0 to 2.50 o C warmer.

 

 

May to July 2023

Temperature anomalies were warmer than usual for May to July 2023 throughout the eastern Caribbean. Trinidad and Martinique were between 0.75 and 1.50 o C warmer; Grenada, Dominica, Guadeloupe, Antigua, St Kitts and St Maarten were between 0.25 to 0.75 o C warmer; Barbados ranged from 0.25 o C to predominantly between 0.75 and 1.50 o C warmer; Saint Lucia and St Thomas were between 0.25 and 1.50 o C warmer; St. Croix was between 0 and 0.75 o C warmer. The Guianas ranged from 0 to 1.50 o C warmer. Aruba was between 0.25 and 0.75 o C warmer and Curacao between 0.25 o C warmer and 0.25 o C cooler. Puerto Rico ranged from 0.75 o C cooler to 2.50 o C warmer. The Dominican Republic was between 0.25 to 0.75 o C warmer. Jamaica ranged from 1.50 warmer to 0.75 o C cooler from west to east. Grand Cayman ranged from between 0.75 and 1.50 o C warmer. Northern Bahamas ranged from 0 to 1.50 o C warmer; and Belize ranged from 0.25 to 2.50 o C warmer.

 

February to July 2023

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

August 2022 to July 2023

Temperature anomalies were mixed over the twelve-month period throughout the eastern Caribbean. Trinidad, Grenada, Dominica and St Thomas ranged from 0 to 0.75 o C warmer; Barbados was between 0 to 1.50 o C warmer; Saint Lucia was between 0.25 o C warmer and 0.75 o C cooler; Martinique was between 0.25 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 between 0.25 and 0.75 o C cooler; St Kitts was between 0 and 0.25 o C cooler; St Maarten and St Croix were between 0 and 0.25 o C warmer. Conditions in the Guianas were predominantly warmer than usual, ranging from 0o C to 0.75 o C warmer. Aruba was between 0.25 and 0.75 o C warmer and Curacao 0.25 and 0.75 o C cooler. Puerto Rico was between 0.25 o C cooler to 1.50 o C warmer. The Dominican Republic was predominantly between 0 and 0.25 o C warmer ranging to 1.50 o C warmer in the extreme east. Jamaica was predominantly between 0.25 and 0.75 o C warmer ranging to 1.50 o C warmer in the northwest. Grand Cayman ranged from 0.25 o C to predominantly between 0.75 and 1.50 o C warmer. Northern Bahamas was between 0.25 and 2.50 o C warmer, and Belize was between 0.25 and 1.50 o C warmer.

Mean Temperature for July 2023

Mean Temperature for the Period August 2022 to July 2023

SPI Monitor September 2023

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September 2023

Normal to below normal conditions prevailed throughout the eastern Caribbean during the month of September. Trinidad was predominantly normal ranging to slightly dry in the northeast; Tobago slight to predominantly moderately dry; Grenada , St Maarten and Anguilla moderate to severely dry; Barbados exceptionally dry; St Vincent extremely dry; Saint Lucia extreme to moderately dry; Martinique normal; Dominica predominantly moderately dry ranging to slightly dry in the south and severely dry in the extreme north; Guadeloupe mostly severely dry ranging to extremely dry; Antigua and St Kitts severely dry; and St Croix and St Thomas slightly dry. In the Guianas, conditions ranged from exceptionally dry to slightly wet. Aruba and Curacao were slightly dry. Puerto Rico was normal to moderately dry. The Dominican Republic ranged from slightly dry to normal from south to north and east. Jamaica ranged from extremely dry in the west to normal in the east. Grand Cayman was exceptionally dry. Cuba ranged from exceptionally dry in central areas to exceptionally wet in the west and to normal in the east. Northern Bahamas ranged from severely dry to normal and Belize ranged from extremely dry in west and central areas to normal in the south and moderately dry in the north.

July to September 2023

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

April to September 2023

Normal to below normal conditions were experienced throughout the eastern Caribbean during the six month period. Trinidad, St Maarten and St Thomas were normal to slightly dry; Tobago, Barbados, St Kitts and St Croix moderately dry; Grenada and St Vincent slight to moderately dry; Saint Lucia and Antigua predominantly normal to slightly dry, Martinique and Anguilla normal; Dominica predominantly moderate to severely dry in the northeast; and Guadeloupe moderately dry to normal. In the Guianas, conditions ranged from moderately wet in central and southwestern Guyana to moderately dry in northern and eastern areas of Suriname and most of French Guiana. Aruba was slightly dry and Curacao moderately dry. Puerto Rico ranged from mostly normal to moderately dry on the southern coastline to slightly wet in the extreme northwest. The Dominican Republic ranged from exceptionally wet in the southwest to normal in the extreme southeast. Jamaica ranged from extremely dry in the west to normal in the east. Grand Cayman was exceptionally dry. Cuba ranged from exceptionally dry in central areas to exceptionally wet in the west and to moderately wet in the extreme east. Northern Bahamas ranged from normal to exceptionally wet and Belize was moderately dry in south central areas ranging to normal in the north and to slightly dry in the south.

October 2022 to September 2023

Mixed conditions were seen over the twelve month period throughout the islands of the eastern Caribbean, with predominantly normal to above normal rainfall in the south and normal to below normal rainfall in the north. Trinidad was slightly wet; Tobago and St Vincent slightly wet to predominantly normal; Grenada moderately wet; Barbados moderate to severely dry; Saint Lucia and St Thomas normal; Martinique predominantly normal to slightly dry; Dominica, Anguilla and St Croix slight to moderately dry; Guadeloupe moderate to extremely dry; St Kitts and Antigua normal to slightly dry; and St Maarten moderately dry. Conditions in the Guianas ranged from exceptionally wet in southern Guyana and the northern Suriname/ French Guiana border to moderately dry in southeastern French Guiana. Aruba and Curacao were normal. Puerto Rico ranged from normal to moderately dry from west to east. The Dominican Republic ranged from normal in the west to moderately wet in the northeast. Jamaica was mostly normal ranging to slightly dry in eastern areas. Grand Cayman was normal. Cuba ranged from exceptionally wet in the west to extremely dry in the east. Northern Bahamas was normal to exceptionally wet and Belize slightly wet to extremely dry.

October 2021 to September 2023

Normal to below normal rainfall was experienced over the two year period in the eastern Caribbean. Trinidad, Tobago, Grenada, St Vincent, Saint Lucia and St Thomas were normal; Barbados severe to extremely dry; Martinique, Dominica and St Maarten slight to moderately dry; Guadeloupe moderate to extremely dry; Antigua and St Croix severe to moderately dry; St Kitts severely dry; and Anguilla slightly dry to predominantly normal. In the Guianas, conditions ranged from exceptionally wet in northern and southern areas of Guyana and northern French Guiana to slightly dry in northern Suriname. Aruba and Curacao were normal. Puerto Rico ranged from moderately dry to normal from south to north. The Dominican Republic ranged from normal in the south and east to moderately wet in the north. Jamaica was normal. Grand Cayman was severe to predominantly moderately dry. Cuba ranged from moderately dry in west central areas to exceptionally wet in the extreme west and central areas with moderately wet conditions in the east. Northern Bahamas was exceptionally wet and Belize was moderately dry to normal south to north.

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.