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Monthly climate in Sint Maarten, Netherlands

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sint Maarten features a oceanic climate (Cfb). Temperatures typically range between 5 °C (42 °F) and 18 °C (65 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 892 mm (35.1 inches) and receives 155 rainy days on the 1 mm (0.04 inches) threshold annually. Sint Maarten enjoys an average of 3547 hours of sunshine throughout the year, and daylight varies from 7 hours 41 minutes to 16 hours 45 minutes per day.

Monthly average temperatures in Sint Maarten, Netherlands

The warmest months in Sint Maarten are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (61 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 5 to 6 °C (42 - 44 °F) throughout the day. On average each year, Sint Maarten experiences 5 days above 25 °C (77.0 °F) and 9 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sint Maarten. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum12°C
(53°F)		14°C
(58°F)		15°C
(60°F)		23°C
(74°F)		26°C
(79°F)		29°C
(84°F)		30°C
(87°F)		29°C
(84°F)		25°C
(78°F)		23°C
(73°F)		17°C
(62°F)		12°C
(54°F)
Mean maximum11°C
(51°F)		11°C
(53°F)		13°C
(56°F)		18°C
(65°F)		21°C
(70°F)		23°C
(74°F)		26°C
(79°F)		25°C
(78°F)		23°C
(74°F)		19°C
(67°F)		15°C
(59°F)		11°C
(53°F)
Average high7°C
(44°F)		7°C
(45°F)		8°C
(47°F)		11°C
(52°F)		14°C
(58°F)		18°C
(65°F)		20°C
(68°F)		20°C
(69°F)		18°C
(64°F)		15°C
(59°F)		10°C
(51°F)		8°C
(46°F)
Daily mean5°C
(42°F)		5°C
(42°F)		6°C
(44°F)		9°C
(48°F)		12°C
(54°F)		16°C
(61°F)		18°C
(64°F)		18°C
(65°F)		16°C
(61°F)		13°C
(56°F)		9°C
(48°F)		7°C
(44°F)
Average low4°C
(40°F)		4°C
(39°F)		5°C
(40°F)		7°C
(44°F)		10°C
(50°F)		14°C
(57°F)		16°C
(60°F)		16°C
(62°F)		14°C
(57°F)		12°C
(53°F)		7°C
(46°F)		5°C
(42°F)
Mean minimum-0°C
(32°F)		-1°C
(30°F)		0°C
(33°F)		3°C
(37°F)		6°C
(42°F)		11°C
(52°F)		13°C
(55°F)		13°C
(56°F)		11°C
(51°F)		7°C
(45°F)		3°C
(38°F)		0°C
(33°F)
Minimum-3°C
(27°F)		-6°C
(21°F)		-7°C
(20°F)		2°C
(36°F)		5°C
(41°F)		10°C
(50°F)		12°C
(53°F)		12°C
(54°F)		9°C
(49°F)		5°C
(41°F)		1°C
(35°F)		-2°C
(28°F)

Compare climate in Sint Maarten with other places

Compare temperature, precipitation, sunshine, UV index in Sint Maarten, Netherlands with other places around the world.

Monthly average precipitation in Sint Maarten, Netherlands

Sint Maarten usually has the most precipitation in August, October and December, with an average of 16 rainy days and 106 mm (4.2 inches) of precipitation per month. The driest months in Sint Maarten are January, April and May. On average, 48 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sint Maarten. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)62 (2.4)71 (2.8)67 (2.6)37 (1.5)44 (1.7)66 (2.6)69 (2.7)94 (3.7)92 (3.6)117 (4.6)68 (2.7)106 (4.2)
Average precipitation days (≥ 1 mm)1312138910131512171518

Monthly sunshine hours in Sint Maarten, Netherlands

The sunniest months in Sint Maarten are May, June and July, when the sun shines an average of 13 hours 41 minutes a day. Least sunny months in Sint Maarten: January, November and December receive an average of 4 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sint Maarten. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours113202293363418415426402329246197138
Mean daily daylight hours8h 13m9h 52m11h 54m13h 59m15h 48m16h 45m16h 15m14h 36m12h 36m10h 33m8h 41m7h 41m

Solar UV radiation in Sint Maarten, Netherlands

Sint Maarten experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure. January, February and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Sint Maarten UV Index data.

Average daily maximum UV levels by month for Sint Maarten. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124578875321