nomadseason

Monthly climate in San Andres, Colombia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Andres features a tropical monsoon climate (Am). Temperatures typically range between 26 °C (79 °F) and 28 °C (82 °F) through the year, but rarely can drop to 24 °C (75 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1826 mm (71.9 inches) and receives 265 rainy days on the 1 mm (0.04 inches) threshold annually. San Andres enjoys an average of 3642 hours of sunshine throughout the year, and daylight varies from 11 hours 23 minutes to 12 hours 50 minutes per day.

Monthly average temperatures in San Andres, Colombia

The warmest months in San Andres are June, August and September, with daily mean temperatures ranging from 27 to 28 °C (82 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 26 to 26 °C (79 - 80 °F) throughout the day. On average each year, San Andres experiences 329 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
Maximum28°C
(83°F)		28°C
(82°F)		28°C
(82°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(84°F)		28°C
(83°F)
Mean maximum28°C
(82°F)		27°C
(81°F)		27°C
(81°F)		28°C
(83°F)		28°C
(83°F)		29°C
(84°F)		28°C
(83°F)		29°C
(84°F)		29°C
(85°F)		29°C
(84°F)		29°C
(84°F)		28°C
(83°F)
Average high27°C
(81°F)		27°C
(80°F)		27°C
(80°F)		27°C
(81°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		27°C
(82°F)
Daily mean26°C
(80°F)		26°C
(79°F)		26°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(82°F)		27°C
(81°F)		27°C
(82°F)		28°C
(82°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)
Average low26°C
(78°F)		26°C
(78°F)		26°C
(78°F)		26°C
(79°F)		26°C
(80°F)		27°C
(80°F)		26°C
(80°F)		26°C
(80°F)		27°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)
Mean minimum24°C
(76°F)		24°C
(76°F)		25°C
(77°F)		25°C
(78°F)		26°C
(78°F)		26°C
(78°F)		25°C
(78°F)		25°C
(78°F)		26°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)
Minimum24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(76°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 June, August and October, with an average of 27 rainy days and 243 mm (9.6 inches) of precipitation per month. The driest months in San Andres are February, March and April. On average, 37 mm (1.4 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)67 (2.6)32 (1.3)35 (1.4)43 (1.7)156 (6.2)231 (9.1)230 (9.1)231 (9.1)188 (7.4)268 (10.5)205 (8.1)139 (5.5)
Average precipitation days (≥ 1 mm)151414132327272724272826

Monthly sunshine hours in San Andres, Colombia

The sunniest months in San Andres are March, April and May, when the sun shines an average of 10 hours 43 minutes a day. Least sunny months in San Andres: January, June and November receive an average of 9 hours 3 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 hours253301340334311277310303309298294308
Mean daily daylight hours11h 27m11h 43m12h 3m12h 24m12h 41m12h 50m12h 45m12h 30m12h 10m11h 49m11h 31m11h 23m

Solar UV radiation in San Andres, Colombia

San Andres experiences the highest level of ultraviolet (UV) radiation in April, August and September, 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 / 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 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)111213141313131313131010