nomadseason

Monthly climate in Rokan, Indonesia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rokan features a tropical rainforest climate (Af). Temperatures typically range between 25 °C (78 °F) and 26 °C (80 °F) through the year, but rarely can drop to 19 °C (67 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 2696 mm (106.1 inches) and receives 301 rainy days on the 1 mm (0.04 inches) threshold annually. Rokan enjoys an average of 3322 hours of sunshine throughout the year, and daylight varies from 12 hours 5 minutes to 12 hours 8 minutes per day.

Monthly average temperatures in Rokan, Indonesia

The warmest months in Rokan are April, May and June, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 25 to 26 °C (78 - 78 °F) throughout the day. On average each year, Rokan experiences 328 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 Rokan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		34°C
(94°F)		35°C
(95°F)		35°C
(95°F)		34°C
(94°F)		34°C
(93°F)		34°C
(93°F)		35°C
(94°F)		34°C
(93°F)		35°C
(95°F)		33°C
(93°F)		35°C
(95°F)
Mean maximum33°C
(92°F)		33°C
(92°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		33°C
(92°F)		34°C
(93°F)		33°C
(91°F)		34°C
(93°F)		33°C
(91°F)		33°C
(92°F)
Average high30°C
(86°F)		30°C
(87°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		30°C
(87°F)		30°C
(86°F)
Daily mean25°C
(78°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		26°C
(78°F)
Average low22°C
(72°F)		22°C
(73°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		22°C
(72°F)		22°C
(73°F)		23°C
(73°F)		23°C
(73°F)
Mean minimum21°C
(69°F)		21°C
(70°F)		21°C
(70°F)		22°C
(72°F)		22°C
(72°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)		21°C
(69°F)		21°C
(71°F)		22°C
(71°F)		21°C
(70°F)
Minimum19°C
(67°F)		20°C
(69°F)		20°C
(69°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)		20°C
(68°F)		19°C
(67°F)		19°C
(67°F)		21°C
(70°F)		21°C
(70°F)		20°C
(68°F)

Compare climate in Rokan with other places

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

Monthly average precipitation in Rokan, Indonesia

Rokan usually has the most precipitation in April, November and December, with an average of 27 rainy days and 292 mm (11.5 inches) of precipitation per month. The driest months in Rokan are February, June and July. On average, 162 mm (6.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rokan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)202 (7.9)177 (7.0)224 (8.8)271 (10.7)250 (9.8)164 (6.5)144 (5.7)188 (7.4)216 (8.5)253 (10.0)324 (12.8)282 (11.1)
Average precipitation days (≥ 1 mm)232627282822202226252727

Monthly sunshine hours in Rokan, Indonesia

The sunniest months in Rokan are March, July and August, when the sun shines an average of 9 hours 50 minutes a day. Least sunny months in Rokan: January, November and December receive an average of 7 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rokan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours223275297264284288309307287280240262
Mean daily daylight hours12h 5m12h 5m12h 5m12h 6m12h 7m12h 8m12h 8m12h 7m12h 5m12h 5m12h 5m12h 5m

Solar UV radiation in Rokan, Indonesia

Rokan experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. January, June and July 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 Rokan UV Index data.

Average daily maximum UV levels by month for Rokan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141516161512131415151414