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Monthly climate in San Andres Puerto Rico, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Andres Puerto Rico features a subtropical climate (Cwb). Temperatures typically range between 15 °C (58 °F) and 19 °C (66 °F) through the year, but rarely can drop to 3 °C (37 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 2285 mm (90.0 inches) and receives 175 rainy days on the 1 mm (0.04 inches) threshold annually. San Andres Puerto Rico enjoys an average of 3592 hours of sunshine throughout the year, and daylight varies from 11 hours 7 minutes to 13 hours 6 minutes per day.

Monthly average temperatures in San Andres Puerto Rico, Mexico

The warmest months in San Andres Puerto Rico are April, May and June, with daily mean temperatures ranging from 18 to 19 °C (65 - 66 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 15 to 16 °C (58 - 61 °F) throughout the day. On average each year, San Andres Puerto Rico experiences 56 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 San Andres Puerto Rico. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(80°F)		28°C
(82°F)		29°C
(85°F)		29°C
(84°F)		28°C
(84°F)		27°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		26°C
(79°F)		26°C
(78°F)		26°C
(78°F)
Mean maximum25°C
(77°F)		26°C
(79°F)		28°C
(82°F)		28°C
(83°F)		28°C
(82°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(78°F)		24°C
(76°F)		25°C
(77°F)
Average high20°C
(69°F)		23°C
(73°F)		24°C
(75°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(72°F)		21°C
(70°F)		21°C
(70°F)
Daily mean15°C
(58°F)		16°C
(61°F)		17°C
(63°F)		18°C
(65°F)		19°C
(66°F)		18°C
(65°F)		18°C
(64°F)		18°C
(64°F)		18°C
(64°F)		17°C
(63°F)		16°C
(61°F)		15°C
(59°F)
Average low10°C
(50°F)		10°C
(51°F)		11°C
(53°F)		13°C
(55°F)		14°C
(57°F)		14°C
(58°F)		13°C
(56°F)		14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		12°C
(54°F)		10°C
(51°F)
Mean minimum6°C
(43°F)		7°C
(45°F)		8°C
(47°F)		9°C
(49°F)		12°C
(54°F)		12°C
(55°F)		11°C
(52°F)		12°C
(53°F)		12°C
(54°F)		11°C
(52°F)		8°C
(47°F)		5°C
(42°F)
Minimum3°C
(37°F)		6°C
(43°F)		7°C
(44°F)		7°C
(45°F)		10°C
(51°F)		11°C
(53°F)		10°C
(50°F)		11°C
(52°F)		11°C
(52°F)		10°C
(51°F)		6°C
(43°F)		3°C
(37°F)

Compare climate in San Andres Puerto Rico with other places

Compare temperature, precipitation, sunshine, UV index in San Andres Puerto Rico, Mexico with other places around the world.

Monthly average precipitation in San Andres Puerto Rico, Mexico

San Andres Puerto Rico usually has the most precipitation in May, June and September, with an average of 24 rainy days and 431 mm (17.0 inches) of precipitation per month. The driest months in San Andres Puerto Rico are January, February and March. On average, 24 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Andres Puerto Rico. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)35 (1.4)15 (0.6)22 (0.9)58 (2.3)316 (12.4)591 (23.3)204 (8.0)267 (10.5)387 (15.2)285 (11.2)67 (2.6)37 (1.4)
Average precipitation days (≥ 1 mm)7449202717222621126

Monthly sunshine hours in San Andres Puerto Rico, Mexico

The sunniest months in San Andres Puerto Rico are March, July and August, when the sun shines an average of 10 hours 23 minutes a day. Least sunny months in San Andres Puerto Rico: January, February and June receive an average of 8 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Andres Puerto Rico. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours241282320311316280327319295293298306
Mean daily daylight hours11h 14m11h 35m12h 2m12h 31m12h 54m13h 6m12h 59m12h 39m12h 11m11h 43m11h 19m11h 7m

Solar UV radiation in San Andres Puerto Rico, Mexico

San Andres Puerto Rico experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly San Andres Puerto Rico UV Index data.

Average daily maximum UV levels by month for San Andres Puerto Rico. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)11131515151515141413119