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Monthly climate in Arwea, Indonesia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Arwea features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (78 °F) and 27 °C (81 °F) through the year, but rarely can drop to 21 °C (70 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 1168 mm (46.0 inches) and receives 183 rainy days on the 1 mm (0.04 inches) threshold annually. Arwea enjoys an average of 3533 hours of sunshine throughout the year, and daylight varies from 11 hours 36 minutes to 12 hours 37 minutes per day.

Monthly average temperatures in Arwea, Indonesia

The warmest months in Arwea are October, November and December, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 25 to 26 °C (78 - 79 °F) throughout the day. On average each year, Arwea 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 Arwea. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(89°F)		31°C
(88°F)		31°C
(89°F)		31°C
(89°F)		31°C
(88°F)		31°C
(87°F)		30°C
(86°F)		30°C
(86°F)		31°C
(89°F)		31°C
(89°F)		32°C
(89°F)		32°C
(90°F)
Mean maximum31°C
(87°F)		30°C
(86°F)		31°C
(88°F)		31°C
(88°F)		31°C
(87°F)		30°C
(86°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		31°C
(88°F)		31°C
(88°F)		31°C
(89°F)
Average high29°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)		28°C
(83°F)		29°C
(84°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)
Daily mean27°C
(80°F)		27°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		26°C
(79°F)		25°C
(78°F)		26°C
(78°F)		26°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)
Average low25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		23°C
(74°F)		24°C
(75°F)		25°C
(77°F)		25°C
(78°F)		26°C
(78°F)
Mean minimum25°C
(76°F)		25°C
(76°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		22°C
(72°F)		22°C
(72°F)		23°C
(73°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)
Minimum24°C
(76°F)		24°C
(76°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		22°C
(71°F)		21°C
(70°F)		22°C
(71°F)		21°C
(71°F)		23°C
(74°F)		24°C
(75°F)		24°C
(76°F)

Compare climate in Arwea with other places

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

Monthly average precipitation in Arwea, Indonesia

Arwea usually has the most precipitation in February, March and December, with an average of 26 rainy days and 175 mm (6.9 inches) of precipitation per month. The driest months in Arwea are July, August and September. On average, 19 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arwea. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)165 (6.5)170 (6.7)178 (7.0)115 (4.5)54 (2.1)26 (1.0)15 (0.6)20 (0.8)21 (0.8)65 (2.6)163 (6.4)177 (7.0)
Average precipitation days (≥ 1 mm)23262619106356112226

Monthly sunshine hours in Arwea, Indonesia

The sunniest months in Arwea are July, August and October, when the sun shines an average of 10 hours 11 minutes a day. Least sunny months in Arwea: January, February and April receive an average of 8 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arwea. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours227261294291306294309312307326305296
Mean daily daylight hours12h 33m12h 22m12h 7m11h 53m11h 41m11h 36m11h 38m11h 48m12h 2m12h 17m12h 30m12h 37m

Solar UV radiation in Arwea, Indonesia

Arwea experiences the highest level of ultraviolet (UV) radiation in February, March and September, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Arwea UV Index data.

Average daily maximum UV levels by month for Arwea. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616141210121315151514