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Monthly climate in Mertoyudan, Indonesia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mertoyudan features a tropical rainforest climate (Af). Temperatures typically range between 22 °C (72 °F) and 24 °C (76 °F) through the year, but rarely can drop to 14 °C (57 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 2974 mm (117.1 inches) and receives 267 rainy days on the 1 mm (0.04 inches) threshold annually. Mertoyudan enjoys an average of 3405 hours of sunshine throughout the year, and daylight varies from 11 hours 40 minutes to 12 hours 32 minutes per day.

Monthly average temperatures in Mertoyudan, Indonesia

The warmest months in Mertoyudan are March, April and May, with daily mean temperatures ranging from 24 to 24 °C (75 - 76 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 22 to 23 °C (72 - 73 °F) throughout the day. On average each year, Mertoyudan experiences 322 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 Mertoyudan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(88°F)		31°C
(88°F)		31°C
(87°F)		31°C
(88°F)		31°C
(88°F)		30°C
(86°F)		29°C
(85°F)		30°C
(86°F)		31°C
(88°F)		31°C
(88°F)		31°C
(87°F)		31°C
(88°F)
Mean maximum30°C
(87°F)		30°C
(87°F)		30°C
(87°F)		31°C
(87°F)		30°C
(86°F)		29°C
(85°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		30°C
(86°F)		30°C
(87°F)
Average high28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		29°C
(84°F)		29°C
(84°F)		28°C
(82°F)		27°C
(80°F)		27°C
(81°F)		28°C
(82°F)		28°C
(82°F)		28°C
(82°F)		28°C
(83°F)
Daily mean24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		24°C
(76°F)		23°C
(74°F)		22°C
(72°F)		22°C
(72°F)		23°C
(73°F)		23°C
(74°F)		23°C
(75°F)		24°C
(75°F)
Average low21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		20°C
(68°F)		19°C
(66°F)		19°C
(66°F)		19°C
(67°F)		20°C
(69°F)		21°C
(70°F)		21°C
(70°F)
Mean minimum20°C
(67°F)		20°C
(67°F)		20°C
(67°F)		19°C
(67°F)		19°C
(67°F)		18°C
(65°F)		15°C
(59°F)		16°C
(60°F)		17°C
(63°F)		18°C
(65°F)		19°C
(66°F)		19°C
(67°F)
Minimum19°C
(66°F)		19°C
(67°F)		19°C
(66°F)		18°C
(65°F)		18°C
(65°F)		15°C
(60°F)		14°C
(58°F)		14°C
(57°F)		15°C
(60°F)		17°C
(64°F)		18°C
(65°F)		19°C
(66°F)

Compare climate in Mertoyudan with other places

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

Monthly average precipitation in Mertoyudan, Indonesia

Mertoyudan usually has the most precipitation in February, November and December, with an average of 27 rainy days and 415 mm (16.3 inches) of precipitation per month. The driest months in Mertoyudan are July, August and September. On average, 69 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mertoyudan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)366 (14.4)453 (17.8)374 (14.7)318 (12.5)141 (5.5)125 (4.9)44 (1.7)45 (1.8)116 (4.6)198 (7.8)389 (15.3)404 (15.9)
Average precipitation days (≥ 1 mm)242728281917121319252728

Monthly sunshine hours in Mertoyudan, Indonesia

The sunniest months in Mertoyudan are July, August and October, when the sun shines an average of 10 hours 7 minutes a day. Least sunny months in Mertoyudan: January, February and November receive an average of 7 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mertoyudan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours203247283289303298316315306309256275
Mean daily daylight hours12h 29m12h 19m12h 7m11h 55m11h 45m11h 40m11h 43m11h 51m12h 2m12h 15m12h 26m12h 32m

Solar UV radiation in Mertoyudan, Indonesia

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

Average daily maximum UV levels by month for Mertoyudan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616141310111315161514