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Monthly climate in Rosas, Colombia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rosas features a oceanic climate (Cfb). Temperatures typically range between 18 °C (65 °F) and 19 °C (66 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 27 °C (82 °F). The average annual precipitation amounts to about 7280 mm (286.6 inches) and receives 345 rainy days on the 1 mm (0.04 inches) threshold annually. Rosas enjoys an average of 3187 hours of sunshine throughout the year, and daylight varies from 11 hours 59 minutes to 12 hours 14 minutes per day.

Monthly average temperatures in Rosas, Colombia

The warmest months in Rosas are May, July and August, 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 18 to 18 °C (65 - 65 °F) throughout the day. On average each year, Rosas experiences 16 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 Rosas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(81°F)		27°C
(80°F)		25°C
(78°F)		26°C
(79°F)		26°C
(80°F)		26°C
(78°F)		26°C
(79°F)		27°C
(81°F)		27°C
(81°F)		27°C
(82°F)		26°C
(79°F)		25°C
(78°F)
Mean maximum25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		24°C
(76°F)		26°C
(78°F)		26°C
(80°F)		26°C
(79°F)		25°C
(77°F)		24°C
(76°F)		24°C
(76°F)
Average high22°C
(73°F)		23°C
(73°F)		22°C
(72°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(73°F)		22°C
(72°F)		22°C
(72°F)
Daily mean18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		19°C
(66°F)		19°C
(66°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)
Average low14°C
(58°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		14°C
(58°F)		14°C
(58°F)		14°C
(58°F)		14°C
(58°F)		15°C
(59°F)		15°C
(59°F)
Mean minimum12°C
(53°F)		12°C
(55°F)		12°C
(54°F)		13°C
(56°F)		13°C
(56°F)		13°C
(56°F)		12°C
(54°F)		11°C
(53°F)		12°C
(54°F)		12°C
(54°F)		13°C
(56°F)		12°C
(55°F)
Minimum8°C
(46°F)		11°C
(51°F)		10°C
(51°F)		13°C
(55°F)		12°C
(54°F)		12°C
(55°F)		11°C
(53°F)		11°C
(52°F)		11°C
(53°F)		11°C
(52°F)		13°C
(55°F)		11°C
(52°F)

Compare climate in Rosas with other places

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

Monthly average precipitation in Rosas, Colombia

Rosas usually has the most precipitation in April, May and June, with an average of 30 rainy days and 760 mm (29.9 inches) of precipitation per month. The driest months in Rosas are January, February and August. On average, 447 mm (17.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rosas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)407 (16.0)460 (18.1)645 (25.4)707 (27.8)835 (32.9)736 (29.0)649 (25.6)474 (18.7)576 (22.7)658 (25.9)550 (21.6)583 (22.9)
Average precipitation days (≥ 1 mm)242630303130292630302930

Monthly sunshine hours in Rosas, Colombia

The sunniest months in Rosas are July, August and September, when the sun shines an average of 9 hours 44 minutes a day. Least sunny months in Rosas: January, April and November receive an average of 7 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rosas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours235260267242257270294308292259228268
Mean daily daylight hours11h 59m12h 2m12h 5m12h 8m12h 12m12h 14m12h 13m12h 10m12h 6m12h 3m12h 0m11h 59m

Solar UV radiation in Rosas, Colombia

Rosas experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 16 - 18, which corresponds to the Extreme category of sun exposure. June, July and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 14. For more detailed information, check out our hourly Rosas UV Index data.

Average daily maximum UV levels by month for Rosas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161618181614141515151412