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Monthly climate in Mjondalen, Norway

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mjondalen features a subarctic climate (Dfc). Temperatures typically range between -4 °C (26 °F) and 17 °C (63 °F) through the year, but rarely can drop to -21 °C (-5 °F) or can rise to as high as 31 °C (89 °F). The average annual precipitation amounts to about 1116 mm (44.0 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Mjondalen enjoys an average of 3391 hours of sunshine throughout the year, and daylight varies from 6 hours 4 minutes to 18 hours 36 minutes per day.

Monthly average temperatures in Mjondalen, Norway

The warmest months in Mjondalen are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (60 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -3 °C (26 - 27 °F) throughout the day. On average each year, Mjondalen experiences 13 days above 25 °C (77.0 °F) and 136 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mjondalen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(49°F)		9°C
(48°F)		17°C
(63°F)		22°C
(72°F)		28°C
(83°F)		28°C
(83°F)		31°C
(89°F)		27°C
(81°F)		25°C
(77°F)		18°C
(65°F)		14°C
(57°F)		7°C
(45°F)
Mean maximum6°C
(44°F)		7°C
(44°F)		12°C
(54°F)		17°C
(63°F)		23°C
(74°F)		24°C
(76°F)		27°C
(81°F)		25°C
(77°F)		21°C
(71°F)		15°C
(59°F)		11°C
(51°F)		6°C
(44°F)
Average high-1°C
(30°F)		0°C
(33°F)		4°C
(40°F)		10°C
(50°F)		15°C
(59°F)		20°C
(68°F)		22°C
(71°F)		20°C
(68°F)		15°C
(60°F)		9°C
(49°F)		4°C
(39°F)		-1°C
(31°F)
Daily mean-4°C
(26°F)		-3°C
(27°F)		-0°C
(32°F)		5°C
(41°F)		10°C
(50°F)		16°C
(60°F)		17°C
(63°F)		15°C
(60°F)		12°C
(53°F)		6°C
(44°F)		2°C
(35°F)		-3°C
(27°F)
Average low-7°C
(20°F)		-6°C
(21°F)		-4°C
(25°F)		-0°C
(32°F)		5°C
(41°F)		11°C
(51°F)		12°C
(55°F)		11°C
(52°F)		8°C
(47°F)		4°C
(39°F)		-0°C
(32°F)		-5°C
(23°F)
Mean minimum-17°C
(2°F)		-15°C
(5°F)		-13°C
(9°F)		-7°C
(19°F)		-2°C
(29°F)		6°C
(44°F)		8°C
(47°F)		6°C
(44°F)		4°C
(39°F)		-2°C
(28°F)		-8°C
(19°F)		-14°C
(6°F)
Minimum-20°C
(-4°F)		-21°C
(-5°F)		-19°C
(-1°F)		-12°C
(10°F)		-5°C
(24°F)		3°C
(39°F)		7°C
(45°F)		4°C
(40°F)		1°C
(34°F)		-4°C
(26°F)		-10°C
(15°F)		-19°C
(-1°F)

Compare climate in Mjondalen with other places

Compare temperature, precipitation, sunshine, UV index in Mjondalen, Norway with other places around the world.

Monthly average precipitation in Mjondalen, Norway

Mjondalen usually has the most precipitation in September, October and December, with an average of 14 rainy days and 124 mm (4.9 inches) of precipitation per month. The driest months in Mjondalen are January, February and April. On average, 60 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mjondalen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)66 (2.6)70 (2.8)74 (2.9)43 (1.7)89 (3.5)99 (3.9)103 (4.1)95 (3.7)117 (4.6)137 (5.4)105 (4.1)118 (4.7)
Average precipitation days (≥ 1 mm)911961213121312151316

Monthly sunshine hours in Mjondalen, Norway

The sunniest months in Mjondalen are May, June and July, when the sun shines an average of 14 hours 29 minutes a day. Least sunny months in Mjondalen: January, November and December receive an average of 3 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mjondalen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours94178287367413450468397278223129100
Mean daily daylight hours6h 51m9h 10m11h 51m14h 36m17h 8m18h 36m17h 48m15h 27m12h 47m10h 4m7h 32m6h 4m

Solar UV radiation in Mjondalen, Norway

Mjondalen experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 7, which corresponds to the Moderate / High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Mjondalen UV Index data.

Average daily maximum UV levels by month for Mjondalen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)123457754211