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Monthly climate in Arbais, Indonesia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Arbais features a tropical rainforest climate (Af). Temperatures typically range between 27 °C (82 °F) and 28 °C (83 °F) through the year, but rarely can drop to 24 °C (76 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 2965 mm (116.7 inches) and receives 329 rainy days on the 1 mm (0.04 inches) threshold annually. Arbais enjoys an average of 3196 hours of sunshine throughout the year, and daylight varies from 12 hours 0 minutes to 12 hours 12 minutes per day.

Monthly average temperatures in Arbais, Indonesia

The warmest months in Arbais are May, October and November, with daily mean temperatures ranging from 28 to 28 °C (83 - 83 °F) throughout the day. The coldest temperatures usually occur in February, March and July, when daily mean temperatures range from 27 to 28 °C (82 - 82 °F) throughout the day. On average each year, Arbais 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 Arbais. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum32°C
(90°F)		32°C
(91°F)		33°C
(91°F)		32°C
(90°F)		33°C
(92°F)		32°C
(90°F)		32°C
(89°F)		32°C
(90°F)		33°C
(91°F)		33°C
(92°F)		33°C
(91°F)		33°C
(92°F)
Mean maximum32°C
(89°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		32°C
(89°F)		31°C
(87°F)		31°C
(89°F)		32°C
(89°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		33°C
(91°F)
Average high30°C
(87°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		30°C
(87°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		31°C
(87°F)		31°C
(87°F)		30°C
(87°F)
Daily mean28°C
(82°F)		27°C
(82°F)		28°C
(82°F)		28°C
(82°F)		28°C
(83°F)		28°C
(82°F)		27°C
(82°F)		28°C
(82°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)
Average low26°C
(79°F)		26°C
(78°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)
Mean minimum25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°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
(78°F)		25°C
(77°F)
Minimum25°C
(77°F)		24°C
(76°F)		25°C
(76°F)		24°C
(76°F)		25°C
(76°F)		25°C
(77°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)

Compare climate in Arbais with other places

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

Monthly average precipitation in Arbais, Indonesia

Arbais usually has the most precipitation in June, July and December, with an average of 28 rainy days and 281 mm (11.1 inches) of precipitation per month. The driest months in Arbais are January, September and October. On average, 198 mm (7.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arbais. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)174 (6.9)249 (9.8)274 (10.8)270 (10.6)253 (10.0)284 (11.2)282 (11.1)255 (10.0)204 (8.0)215 (8.5)229 (9.0)276 (10.9)
Average precipitation days (≥ 1 mm)232629272928273026282729

Monthly sunshine hours in Arbais, Indonesia

The sunniest months in Arbais are August, September and October, when the sun shines an average of 9 hours 23 minutes a day. Least sunny months in Arbais: January, February and April receive an average of 8 hours 5 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arbais. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours228242269256272269276292283287258259
Mean daily daylight hours12h 11m12h 9m12h 6m12h 3m12h 1m12h 0m12h 1m12h 2m12h 5m12h 8m12h 10m12h 12m

Solar UV radiation in Arbais, Indonesia

Arbais experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 17, which corresponds to the Extreme category of sun exposure. June, July and November 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 Arbais UV Index data.

Average daily maximum UV levels by month for Arbais. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151617161412121415151414