LBI Rainfall
At LBI in Guyana, for a period of record spanning 1979 – 2014
average annual rainfall sum = 1829.1 mm
wettest year on record = 2972.1 mm of rainfall in 2008
driest year on record = 1042.3 mm of rainfall in 1992
wettest month on average = 244.6 mm of rainfall in May
wettest month on record = 986.6 mm of rainfall in January 2005
peak of wet season = May to July on average with an average of 691.2 mm of rainfall
wettest 3-month period on record = 1440.4 mm of rainfall in Dec. to Feb. 2004
driest month on average = 53.1 mm of rainfall in September
driest month on record = 0 mm of rainfall in April 1994, 1995
peak of dry season on average = Sept. to Nov. with 259.8 mm of rainfall
driest 3-month period on record = 34.6 mm of rainfall in Sept. to Nov. 1997
Below are links to charts of Monthly and Seasonal rainfall values. Click on each of the thumbnail images to see the respective full image.