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Monthly climate in Surnadal, Norway

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Surnadal features a ice cap climate ET). Temperatures typically range between -2 °C (28 °F) and 14 °C (58 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 1733 mm (68.2 inches) and receives 198 rainy days on the 1 mm (0.04 inches) threshold annually. Surnadal enjoys an average of 3076 hours of sunshine throughout the year, and daylight varies from 4 hours 54 minutes to 20 hours 2 minutes per day.

Monthly average temperatures in Surnadal, Norway

The warmest months in Surnadal are June, July and August, with daily mean temperatures ranging from 13 to 14 °C (55 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to -2 °C (28 - 28 °F) throughout the day. On average each year, Surnadal experiences 5 days above 25 °C (77.0 °F) and 145 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Surnadal. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum11°C
(52°F)		9°C
(49°F)		12°C
(53°F)		20°C
(69°F)		26°C
(80°F)		31°C
(88°F)		31°C
(88°F)		28°C
(83°F)		21°C
(70°F)		19°C
(66°F)		12°C
(54°F)		8°C
(46°F)
Mean maximum6°C
(44°F)		6°C
(44°F)		9°C
(48°F)		15°C
(60°F)		21°C
(70°F)		24°C
(76°F)		27°C
(81°F)		25°C
(77°F)		20°C
(67°F)		16°C
(60°F)		9°C
(48°F)		7°C
(45°F)
Average high-0°C
(32°F)		1°C
(33°F)		3°C
(38°F)		6°C
(44°F)		11°C
(52°F)		17°C
(62°F)		18°C
(65°F)		17°C
(62°F)		13°C
(56°F)		8°C
(46°F)		2°C
(36°F)		-0°C
(32°F)
Daily mean-2°C
(28°F)		-2°C
(28°F)		-0°C
(32°F)		3°C
(37°F)		7°C
(45°F)		13°C
(55°F)		14°C
(58°F)		13°C
(55°F)		10°C
(50°F)		5°C
(41°F)		-1°C
(31°F)		-2°C
(28°F)
Average low-5°C
(24°F)		-5°C
(24°F)		-3°C
(26°F)		-1°C
(30°F)		3°C
(37°F)		8°C
(47°F)		10°C
(50°F)		9°C
(48°F)		6°C
(43°F)		2°C
(36°F)		-3°C
(27°F)		-5°C
(24°F)
Mean minimum-13°C
(9°F)		-13°C
(9°F)		-12°C
(11°F)		-9°C
(17°F)		-5°C
(24°F)		3°C
(37°F)		3°C
(38°F)		3°C
(38°F)		1°C
(35°F)		-6°C
(21°F)		-16°C
(4°F)		-14°C
(7°F)
Minimum-20°C
(-3°F)		-19°C
(-2°F)		-18°C
(1°F)		-12°C
(11°F)		-6°C
(21°F)		1°C
(34°F)		2°C
(35°F)		2°C
(35°F)		1°C
(34°F)		-14°C
(7°F)		-25°C
(-13°F)		-19°C
(-1°F)

Compare climate in Surnadal with other places

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

Monthly average precipitation in Surnadal, Norway

Surnadal usually has the most precipitation in August, September and October, with an average of 18 rainy days and 172 mm (6.8 inches) of precipitation per month. The driest months in Surnadal are February, May and June. On average, 115 mm (4.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Surnadal. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)139 (5.5)115 (4.5)155 (6.1)146 (5.7)106 (4.2)124 (4.9)147 (5.8)173 (6.8)162 (6.4)180 (7.1)128 (5.0)158 (6.2)
Average precipitation days (≥ 1 mm)151318161616181918191416

Monthly sunshine hours in Surnadal, Norway

The sunniest months in Surnadal are May, June and July, when the sun shines an average of 13 hours 55 minutes a day. Least sunny months in Surnadal: January, November and December receive an average of 2 hours 28 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Surnadal. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours5716124632741841544736126920011653
Mean daily daylight hours5h 55m8h 44m11h 50m14h 59m18h 4m20h 2m18h 56m16h 0m12h 53m9h 47m6h 46m4h 54m

Solar UV radiation in Surnadal, Norway

Surnadal experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 6, which corresponds to the Moderate / High category of sun exposure. January, February and November 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 Surnadal UV Index data.

Average daily maximum UV levels by month for Surnadal. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)113456654211