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Monthly climate in San Andres, Colombia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Andres features a tropical rainforest climate (Af). Temperatures typically range between 18 °C (65 °F) and 19 °C (66 °F) through the year, but rarely can drop to 9 °C (49 °F) or can rise to as high as 27 °C (81 °F). The average annual precipitation amounts to about 3438 mm (135.3 inches) and receives 331 rainy days on the 1 mm (0.04 inches) threshold annually. San Andres enjoys an average of 2973 hours of sunshine throughout the year, and daylight varies from 11 hours 42 minutes to 12 hours 30 minutes per day.

Monthly average temperatures in San Andres, Colombia

The warmest months in San Andres are April, May and June, with daily mean temperatures ranging from 19 to 19 °C (66 - 66 °F) throughout the day. The coldest temperatures usually occur in January, March and October, when daily mean temperatures range from 18 to 18 °C (65 - 65 °F) throughout the day. On average each year, San Andres experiences 29 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. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		26°C
(80°F)		26°C
(80°F)		27°C
(80°F)		27°C
(81°F)		26°C
(80°F)		26°C
(79°F)		27°C
(81°F)		25°C
(78°F)		25°C
(78°F)
Mean maximum25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		26°C
(78°F)		26°C
(79°F)		25°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)
Average high23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)
Daily mean18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		19°C
(66°F)		19°C
(66°F)		19°C
(66°F)		19°C
(66°F)		19°C
(66°F)		18°C
(66°F)		18°C
(65°F)		18°C
(65°F)		18°C
(66°F)
Average low14°C
(58°F)		14°C
(58°F)		15°C
(59°F)		15°C
(60°F)		16°C
(60°F)		15°C
(60°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(58°F)
Mean minimum11°C
(52°F)		12°C
(53°F)		13°C
(56°F)		14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		13°C
(55°F)		13°C
(56°F)		13°C
(56°F)		13°C
(56°F)		13°C
(55°F)
Minimum10°C
(50°F)		9°C
(49°F)		12°C
(54°F)		13°C
(55°F)		13°C
(55°F)		13°C
(55°F)		13°C
(56°F)		12°C
(53°F)		12°C
(55°F)		12°C
(53°F)		13°C
(55°F)		11°C
(53°F)

Compare climate in San Andres with other places

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

Monthly average precipitation in San Andres, Colombia

San Andres usually has the most precipitation in May, September and October, with an average of 30 rainy days and 416 mm (16.4 inches) of precipitation per month. The driest months in San Andres are January, February and December. On average, 118 mm (4.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Andres. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)105 (4.1)125 (4.9)267 (10.5)298 (11.7)453 (17.8)373 (14.7)319 (12.6)328 (12.9)418 (16.5)377 (14.8)249 (9.8)125 (4.9)
Average precipitation days (≥ 1 mm)182128293130313030302825

Monthly sunshine hours in San Andres, Colombia

The sunniest months in San Andres are February, March and December, when the sun shines an average of 9 hours 15 minutes a day. Least sunny months in San Andres: May, June and October receive an average of 7 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Andres. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours249283275234217224247248239232236282
Mean daily daylight hours11h 45m11h 53m12h 4m12h 16m12h 25m12h 30m12h 28m12h 19m12h 8m11h 56m11h 47m11h 42m

Solar UV radiation in San Andres, Colombia

San Andres experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. January, November and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly San Andres UV Index data.

Average daily maximum UV levels by month for San Andres. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)131515161514141414141312