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Monthly climate in Kotabunan, Indonesia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kotabunan features a tropical rainforest climate (Af). Temperatures typically range between 26 °C (78 °F) and 27 °C (81 °F) through the year, but rarely can drop to 21 °C (71 °F) or can rise to as high as 31 °C (89 °F). The average annual precipitation amounts to about 2252 mm (88.6 inches) and receives 293 rainy days on the 1 mm (0.04 inches) threshold annually. Kotabunan enjoys an average of 3477 hours of sunshine throughout the year, and daylight varies from 12 hours 4 minutes to 12 hours 9 minutes per day.

Monthly average temperatures in Kotabunan, Indonesia

The warmest months in Kotabunan are January, November and December, with daily mean temperatures ranging from 27 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 26 to 26 °C (78 - 79 °F) throughout the day. On average each year, Kotabunan 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 Kotabunan. 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
(88°F)		31°C
(88°F)		31°C
(88°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		31°C
(89°F)		31°C
(88°F)		31°C
(89°F)
Mean maximum31°C
(87°F)		30°C
(87°F)		31°C
(87°F)		31°C
(87°F)		30°C
(87°F)		30°C
(85°F)		29°C
(85°F)		30°C
(85°F)		30°C
(86°F)		30°C
(87°F)		31°C
(87°F)		31°C
(87°F)
Average high29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		30°C
(85°F)
Daily mean27°C
(80°F)		27°C
(80°F)		27°C
(80°F)		27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		27°C
(80°F)		27°C
(81°F)		27°C
(81°F)
Average low25°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
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		25°C
(78°F)
Mean minimum24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		24°C
(75°F)		24°C
(76°F)
Minimum24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		24°C
(75°F)		23°C
(73°F)		23°C
(74°F)		22°C
(72°F)		21°C
(71°F)		23°C
(74°F)		23°C
(73°F)		24°C
(75°F)

Compare climate in Kotabunan with other places

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

Monthly average precipitation in Kotabunan, Indonesia

Kotabunan usually has the most precipitation in April, June and July, with an average of 26 rainy days and 247 mm (9.7 inches) of precipitation per month. The driest months in Kotabunan are February, August and October. On average, 136 mm (5.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kotabunan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)157 (6.2)155 (6.1)199 (7.8)223 (8.8)206 (8.1)270 (10.6)249 (9.8)128 (5.0)166 (6.5)124 (4.9)181 (7.1)194 (7.6)
Average precipitation days (≥ 1 mm)222326272927261921232327

Monthly sunshine hours in Kotabunan, Indonesia

The sunniest months in Kotabunan are March, August and October, when the sun shines an average of 9 hours 51 minutes a day. Least sunny months in Kotabunan: January, February and June receive an average of 8 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kotabunan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours237274300290299287288307296308295291
Mean daily daylight hours12h 4m12h 4m12h 5m12h 6m12h 8m12h 9m12h 8m12h 7m12h 5m12h 4m12h 4m12h 4m

Solar UV radiation in Kotabunan, Indonesia

Kotabunan experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 16, 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 13. For more detailed information, check out our hourly Kotabunan UV Index data.

Average daily maximum UV levels by month for Kotabunan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616161512131415151413