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Monthly climate in May Pen, Jamaica

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification May Pen features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (77 °F) and 28 °C (83 °F) through the year, but rarely can drop to 18 °C (65 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 911 mm (35.9 inches) and receives 160 rainy days on the 1 mm (0.04 inches) threshold annually. May Pen enjoys an average of 3823 hours of sunshine throughout the year, and daylight varies from 11 hours 3 minutes to 13 hours 10 minutes per day.

Monthly average temperatures in May Pen, Jamaica

The warmest months in May Pen are July, August and September, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 25 to 25 °C (77 - 78 °F) throughout the day. On average each year, May Pen experiences 328 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in May Pen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		32°C
(90°F)		33°C
(91°F)		33°C
(92°F)		34°C
(94°F)		35°C
(95°F)		36°C
(98°F)		36°C
(97°F)		36°C
(96°F)		34°C
(93°F)		33°C
(91°F)		33°C
(91°F)
Mean maximum31°C
(88°F)		31°C
(88°F)		32°C
(90°F)		32°C
(90°F)		33°C
(91°F)		33°C
(92°F)		35°C
(96°F)		35°C
(96°F)		35°C
(95°F)		33°C
(91°F)		32°C
(90°F)		31°C
(89°F)
Average high29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		31°C
(89°F)		33°C
(92°F)		33°C
(91°F)		32°C
(90°F)		30°C
(87°F)		30°C
(86°F)		30°C
(85°F)
Daily mean25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		26°C
(79°F)		26°C
(80°F)		27°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		26°C
(80°F)		26°C
(79°F)		25°C
(78°F)
Average low21°C
(71°F)		22°C
(71°F)		22°C
(71°F)		23°C
(73°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)		23°C
(74°F)		22°C
(73°F)
Mean minimum19°C
(67°F)		20°C
(68°F)		20°C
(68°F)		21°C
(70°F)		22°C
(71°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(73°F)		21°C
(70°F)		21°C
(69°F)
Minimum18°C
(65°F)		19°C
(66°F)		19°C
(66°F)		19°C
(67°F)		21°C
(70°F)		22°C
(72°F)		23°C
(74°F)		23°C
(74°F)		22°C
(72°F)		21°C
(70°F)		20°C
(69°F)		19°C
(67°F)

Compare climate in May Pen with other places

Compare temperature, precipitation, sunshine, UV index in May Pen, Jamaica with other places around the world.

Monthly average precipitation in May Pen, Jamaica

May Pen usually has the most precipitation in May, September and October, with an average of 20 rainy days and 138 mm (5.4 inches) of precipitation per month. The driest months in May Pen are January, February and December. On average, 27 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in May Pen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)25 (1.0)25 (1.0)42 (1.7)73 (2.9)116 (4.6)53 (2.1)48 (1.9)96 (3.8)131 (5.2)165 (6.5)107 (4.2)30 (1.2)
Average precipitation days (≥ 1 mm)681013161112152024178

Monthly sunshine hours in May Pen, Jamaica

The sunniest months in May Pen are March, April and July, when the sun shines an average of 11 hours 18 minutes a day. Least sunny months in May Pen: January, February and November receive an average of 9 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in May Pen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours248301345343329337351340319303290312
Mean daily daylight hours11h 10m11h 33m12h 2m12h 33m12h 58m13h 10m13h 3m12h 41m12h 12m11h 42m11h 16m11h 3m

Solar UV radiation in May Pen, Jamaica

May Pen experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly May Pen UV Index data.

Average daily maximum UV levels by month for May Pen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)911131413131313121298