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Monthly climate in Wamena, Indonesia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Wamena features a tropical rainforest climate (Af). Temperatures typically range between 15 °C (60 °F) and 17 °C (62 °F) through the year, but rarely can drop to 9 °C (48 °F) or can rise to as high as 26 °C (79 °F). The average annual precipitation amounts to about 3964 mm (156.1 inches) and receives 336 rainy days on the 1 mm (0.04 inches) threshold annually. Wamena enjoys an average of 2557 hours of sunshine throughout the year, and daylight varies from 11 hours 52 minutes to 12 hours 20 minutes per day.

Monthly average temperatures in Wamena, Indonesia

The warmest months in Wamena are January, April and December, with daily mean temperatures ranging from 16 to 17 °C (62 - 62 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 15 to 16 °C (60 - 60 °F) throughout the day. On average each year, Wamena experiences 0 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 Wamena. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(79°F)		24°C
(75°F)		25°C
(76°F)		24°C
(75°F)		24°C
(75°F)		22°C
(72°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		24°C
(76°F)		24°C
(76°F)		24°C
(75°F)
Mean maximum23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		21°C
(70°F)		22°C
(72°F)		22°C
(72°F)		22°C
(73°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)
Average high21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		20°C
(68°F)		20°C
(68°F)		20°C
(69°F)		20°C
(69°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)
Daily mean16°C
(62°F)		16°C
(61°F)		16°C
(62°F)		16°C
(62°F)		16°C
(62°F)		16°C
(60°F)		15°C
(60°F)		15°C
(60°F)		16°C
(60°F)		16°C
(61°F)		16°C
(61°F)		17°C
(62°F)
Average low13°C
(55°F)		13°C
(55°F)		13°C
(55°F)		13°C
(55°F)		13°C
(55°F)		12°C
(54°F)		12°C
(53°F)		12°C
(53°F)		12°C
(54°F)		12°C
(55°F)		13°C
(55°F)		13°C
(56°F)
Mean minimum11°C
(52°F)		11°C
(51°F)		11°C
(51°F)		11°C
(52°F)		11°C
(51°F)		10°C
(50°F)		10°C
(50°F)		10°C
(50°F)		10°C
(50°F)		11°C
(52°F)		11°C
(52°F)		11°C
(52°F)
Minimum9°C
(49°F)		9°C
(48°F)		10°C
(50°F)		10°C
(51°F)		9°C
(49°F)		9°C
(49°F)		9°C
(49°F)		9°C
(49°F)		9°C
(49°F)		10°C
(51°F)		10°C
(50°F)		11°C
(52°F)

Compare climate in Wamena with other places

Compare temperature, precipitation, sunshine, UV index in Wamena, Indonesia with other places around the world.

Monthly average precipitation in Wamena, Indonesia

Wamena usually has the most precipitation in March, April and December, with an average of 30 rainy days and 434 mm (17.1 inches) of precipitation per month. The driest months in Wamena are May, June and July. On average, 245 mm (9.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Wamena. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)330 (13.0)390 (15.4)489 (19.3)394 (15.5)244 (9.6)239 (9.4)252 (9.9)284 (11.2)287 (11.3)315 (12.4)321 (12.6)418 (16.4)
Average precipitation days (≥ 1 mm)242831292926272828282830

Monthly sunshine hours in Wamena, Indonesia

The sunniest months in Wamena are June, July and August, when the sun shines an average of 8 hours 11 minutes a day. Least sunny months in Wamena: January, February and April receive an average of 5 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Wamena. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours168179190190225243249260243217193194
Mean daily daylight hours12h 18m12h 13m12h 6m12h 0m11h 54m11h 52m11h 53m11h 58m12h 4m12h 11m12h 17m12h 20m

Solar UV radiation in Wamena, Indonesia

Wamena experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 18 - 19, which corresponds to the Extreme category of sun exposure. May, June and July are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 15. For more detailed information, check out our hourly Wamena UV Index data.

Average daily maximum UV levels by month for Wamena. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)181919181513131517171616