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Monthly climate in Olafsvik, Iceland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Olafsvik features a ice cap climate ET). Temperatures typically range between 1 °C (35 °F) and 10 °C (51 °F) through the year, but rarely can drop to -7 °C (19 °F) or can rise to as high as 17 °C (62 °F). The average annual precipitation amounts to about 1134 mm (44.7 inches) and receives 187 rainy days on the 1 mm (0.04 inches) threshold annually. Olafsvik enjoys an average of 2109 hours of sunshine throughout the year, and daylight varies from 3 hours 53 minutes to 21 hours 29 minutes per day.

Monthly average temperatures in Olafsvik, Iceland

The warmest months in Olafsvik are July, August and September, with daily mean temperatures ranging from 8 to 10 °C (47 - 51 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 1 to 2 °C (35 - 35 °F) throughout the day. On average each year, Olafsvik experiences 0 days above 25 °C (77.0 °F) and 62 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Olafsvik. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum8°C
(47°F)		8°C
(46°F)		8°C
(46°F)		9°C
(49°F)		11°C
(52°F)		14°C
(57°F)		17°C
(62°F)		15°C
(60°F)		13°C
(55°F)		10°C
(51°F)		10°C
(50°F)		9°C
(48°F)
Mean maximum7°C
(46°F)		7°C
(44°F)		7°C
(44°F)		8°C
(47°F)		10°C
(50°F)		11°C
(52°F)		15°C
(58°F)		13°C
(56°F)		12°C
(54°F)		10°C
(49°F)		9°C
(48°F)		8°C
(47°F)
Average high3°C
(37°F)		2°C
(37°F)		3°C
(37°F)		5°C
(41°F)		7°C
(44°F)		9°C
(48°F)		11°C
(52°F)		11°C
(52°F)		9°C
(49°F)		7°C
(45°F)		5°C
(41°F)		3°C
(38°F)
Daily mean1°C
(35°F)		1°C
(35°F)		2°C
(35°F)		3°C
(38°F)		5°C
(42°F)		8°C
(47°F)		10°C
(50°F)		10°C
(51°F)		8°C
(47°F)		6°C
(43°F)		3°C
(39°F)		2°C
(36°F)
Average low-0°C
(32°F)		0°C
(33°F)		0°C
(33°F)		2°C
(36°F)		4°C
(40°F)		7°C
(45°F)		9°C
(49°F)		9°C
(49°F)		7°C
(46°F)		5°C
(41°F)		2°C
(36°F)		1°C
(34°F)
Mean minimum-4°C
(25°F)		-4°C
(26°F)		-4°C
(26°F)		-3°C
(26°F)		1°C
(33°F)		4°C
(40°F)		7°C
(44°F)		7°C
(45°F)		4°C
(39°F)		2°C
(35°F)		-0°C
(31°F)		-4°C
(26°F)
Minimum-6°C
(22°F)		-5°C
(23°F)		-7°C
(20°F)		-7°C
(19°F)		-0°C
(31°F)		3°C
(38°F)		6°C
(43°F)		6°C
(44°F)		2°C
(37°F)		-1°C
(31°F)		-2°C
(29°F)		-5°C
(24°F)

Compare climate in Olafsvik with other places

Compare temperature, precipitation, sunshine, UV index in Olafsvik, Iceland with other places around the world.

Monthly average precipitation in Olafsvik, Iceland

Olafsvik usually has the most precipitation in February, April and September, with an average of 18 rainy days and 122 mm (4.8 inches) of precipitation per month. The driest months in Olafsvik are June, July and August. On average, 70 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Olafsvik. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)103 (4.0)110 (4.3)92 (3.6)108 (4.2)82 (3.2)64 (2.5)73 (2.9)72 (2.8)150 (5.9)101 (4.0)89 (3.5)91 (3.6)
Average precipitation days (≥ 1 mm)171817171312131219171616

Monthly sunshine hours in Olafsvik, Iceland

The sunniest months in Olafsvik are May, June and July, when the sun shines an average of 10 hours 19 minutes a day. Least sunny months in Olafsvik: January, November and December receive an average of 1 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Olafsvik. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours24801872253433082982661781225519
Mean daily daylight hours5h 11m8h 25m11h 50m15h 17m18h 49m21h 29m19h 54m16h 23m12h 57m9h 33m6h 10m3h 53m

Solar UV radiation in Olafsvik, Iceland

Olafsvik experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 5 - 5, which corresponds to the Moderate 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 Olafsvik UV Index data.

Average daily maximum UV levels by month for Olafsvik. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)112355543211