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Monthly climate in Rost, Norway

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rost features a subpolar climate (Cfc). Temperatures typically range between 3 °C (37 °F) and 13 °C (55 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 19 °C (66 °F). The average annual precipitation amounts to about 1011 mm (39.8 inches) and receives 196 rainy days on the 1 mm (0.04 inches) threshold annually. Rost enjoys an average of 3161 hours of sunshine throughout the year, and daylight varies from 5 hours 5 minutes to 24 hours 0 minutes per day.

Monthly average temperatures in Rost, Norway

The warmest months in Rost are July, August and September, with daily mean temperatures ranging from 11 to 13 °C (52 - 55 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 3 to 3 °C (37 - 38 °F) throughout the day. On average each year, Rost experiences 0 days above 25 °C (77.0 °F) and 23 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Rost. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum9°C
(48°F)		8°C
(47°F)		8°C
(47°F)		10°C
(51°F)		11°C
(52°F)		15°C
(60°F)		19°C
(66°F)		18°C
(65°F)		16°C
(60°F)		14°C
(58°F)		11°C
(51°F)		9°C
(48°F)
Mean maximum8°C
(47°F)		7°C
(45°F)		7°C
(44°F)		8°C
(46°F)		10°C
(50°F)		13°C
(56°F)		16°C
(61°F)		16°C
(62°F)		15°C
(59°F)		13°C
(55°F)		10°C
(50°F)		8°C
(48°F)
Average high4°C
(40°F)		4°C
(39°F)		4°C
(39°F)		5°C
(40°F)		7°C
(44°F)		10°C
(51°F)		12°C
(55°F)		13°C
(56°F)		12°C
(53°F)		9°C
(48°F)		7°C
(45°F)		5°C
(42°F)
Daily mean3°C
(38°F)		3°C
(37°F)		3°C
(37°F)		4°C
(39°F)		6°C
(43°F)		9°C
(49°F)		12°C
(53°F)		13°C
(55°F)		11°C
(52°F)		8°C
(47°F)		6°C
(43°F)		4°C
(40°F)
Average low2°C
(36°F)		1°C
(35°F)		2°C
(35°F)		3°C
(38°F)		5°C
(42°F)		9°C
(48°F)		11°C
(52°F)		12°C
(54°F)		10°C
(51°F)		7°C
(46°F)		5°C
(42°F)		3°C
(38°F)
Mean minimum-2°C
(29°F)		-2°C
(29°F)		-2°C
(28°F)		-1°C
(31°F)		2°C
(35°F)		6°C
(43°F)		8°C
(47°F)		9°C
(49°F)		7°C
(45°F)		4°C
(39°F)		1°C
(33°F)		0°C
(33°F)
Minimum-4°C
(25°F)		-3°C
(26°F)		-4°C
(25°F)		-2°C
(29°F)		1°C
(34°F)		4°C
(40°F)		7°C
(45°F)		9°C
(48°F)		5°C
(42°F)		3°C
(37°F)		-0°C
(31°F)		-2°C
(28°F)

Compare climate in Rost with other places

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

Monthly average precipitation in Rost, Norway

Rost usually has the most precipitation in October, November and December, with an average of 20 rainy days and 125 mm (4.9 inches) of precipitation per month. The driest months in Rost are May, June and July. On average, 45 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rost. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)102 (4.0)85 (3.4)92 (3.6)58 (2.3)38 (1.5)45 (1.8)51 (2.0)72 (2.8)93 (3.7)126 (5.0)138 (5.4)110 (4.3)
Average precipitation days (≥ 1 mm)191721151012101416192419

Monthly sunshine hours in Rost, Norway

The sunniest months in Rost are May, June and July, when the sun shines an average of 15 hours 30 minutes a day. Least sunny months in Rost: January, November and December receive an average of 0 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rost. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours21123261363455478493391312194641
Mean daily daylight hours9h 19m7h 52m11h 47m15h 45m20h 30m24h 0m22h 16m17h 6m13h 5m9h 13m5h 5m6h 39m

Solar UV radiation in Rost, Norway

Rost experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 4 - 5, which corresponds to the Moderate category of sun exposure. January, February and October 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 Rost UV Index data.

Average daily maximum UV levels by month for Rost. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)112345543111