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Monthly climate in Santa Helena, Colombia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Santa Helena features a tropical rainforest climate (Af). Temperatures typically range between 20 °C (68 °F) and 21 °C (70 °F) through the year, but rarely can drop to 11 °C (51 °F) or can rise to as high as 31 °C (87 °F). The average annual precipitation amounts to about 1667 mm (65.6 inches) and receives 276 rainy days on the 1 mm (0.04 inches) threshold annually. Santa Helena enjoys an average of 3462 hours of sunshine throughout the year, and daylight varies from 11 hours 45 minutes to 12 hours 27 minutes per day.

Monthly average temperatures in Santa Helena, Colombia

The warmest months in Santa Helena are February, March and May, with daily mean temperatures ranging from 21 to 21 °C (69 - 70 °F) throughout the day. The coldest temperatures usually occur in September, October and November, when daily mean temperatures range from 20 to 20 °C (68 - 68 °F) throughout the day. On average each year, Santa Helena experiences 173 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 Santa Helena. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(85°F)		31°C
(87°F)		30°C
(86°F)		28°C
(83°F)		29°C
(84°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		28°C
(82°F)		26°C
(80°F)		27°C
(82°F)
Mean maximum28°C
(83°F)		29°C
(84°F)		28°C
(83°F)		27°C
(82°F)		27°C
(82°F)		27°C
(80°F)		28°C
(82°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)		26°C
(79°F)		27°C
(81°F)
Average high26°C
(78°F)		26°C
(80°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		24°C
(76°F)		25°C
(78°F)
Daily mean21°C
(69°F)		21°C
(70°F)		21°C
(70°F)		21°C
(69°F)		21°C
(69°F)		20°C
(69°F)		20°C
(69°F)		20°C
(69°F)		20°C
(68°F)		20°C
(68°F)		20°C
(68°F)		20°C
(69°F)
Average low16°C
(61°F)		16°C
(62°F)		17°C
(62°F)		17°C
(63°F)		17°C
(63°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		16°C
(62°F)		16°C
(61°F)
Mean minimum13°C
(55°F)		14°C
(58°F)		14°C
(58°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		14°C
(58°F)		14°C
(58°F)		14°C
(57°F)		14°C
(57°F)		14°C
(58°F)		14°C
(57°F)
Minimum11°C
(51°F)		13°C
(55°F)		13°C
(55°F)		14°C
(58°F)		13°C
(56°F)		14°C
(58°F)		13°C
(56°F)		13°C
(56°F)		13°C
(56°F)		13°C
(55°F)		14°C
(57°F)		12°C
(54°F)

Compare climate in Santa Helena with other places

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

Monthly average precipitation in Santa Helena, Colombia

Santa Helena usually has the most precipitation in May, June and October, with an average of 28 rainy days and 212 mm (8.3 inches) of precipitation per month. The driest months in Santa Helena are January, February and December. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santa Helena. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)40 (1.6)56 (2.2)141 (5.5)174 (6.8)228 (9.0)188 (7.4)151 (5.9)129 (5.1)162 (6.4)220 (8.7)124 (4.9)55 (2.2)
Average precipitation days (≥ 1 mm)101325272829262424282517

Monthly sunshine hours in Santa Helena, Colombia

The sunniest months in Santa Helena are March, August and December, when the sun shines an average of 10 hours 1 minutes a day. Least sunny months in Santa Helena: January, May and June receive an average of 8 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santa Helena. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours266301305277264275303307285280276318
Mean daily daylight hours11h 47m11h 54m12h 4m12h 14m12h 23m12h 27m12h 25m12h 17m12h 7m11h 57m11h 49m11h 45m

Solar UV radiation in Santa Helena, Colombia

Santa Helena 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 Santa Helena UV Index data.

Average daily maximum UV levels by month for Santa Helena. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)131416161514141414141211