TNCM Rainfall
At TNCM in St Maarten, for a period of record spanning 1971 – 2014
average annual rainfall sum = 1109.5 mm
wettest year on record = 1758.2 mm of rainfall in 2003
driest year on record = 654 mm of rainfall in 1994
wettest month on average = 154.2 mm of rainfall in November
wettest month on record = 598.8 mm of rainfall in November 1999
peak of wet season = Sept. to Nov. on average with an average of 421.7 mm of rainfall
wettest 3-month period on record = 972.2 mm of rainfall in Oct. to Dec. 2003
driest month on average = 48.3 mm of rainfall in March
driest month on record = 3.1 mm of rainfall in June 2012
peak of dry season on average = Jan. to Mar. with 165.8 mm of rainfall
driest 3-month period on record = 59 mm of rainfall in Apr. to June 1995
Below are links to charts of Monthly and Seasonal rainfall values. Click on each of the thumbnail images to see the respective full image.