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Monthly climate in Reykjavik, Iceland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Reykjavik features a subpolar climate (Cfc).Temperatures typically range between 0 °C (32 °F) and 11 °C (53 °F) through the year, but rarely can drop to -18 °C (-1 °F) or can rise to as high as 21 °C (71 °F).The average annual precipitation amounts to about 1297 mm (51.1 inches) and receives 203 rainy days on the 1 mm (0.04 inches) threshold annually.Reykjavik enjoys an average of 2167 hours of sunshine throughout the year, and daylight varies from 4 hours 19 minutes to 20 hours 49 minutes per day.

Monthly average temperatures in Reykjavik, Iceland §

The warmest months in Reykjavik are June, July and August, with daily mean temperatures ranging from 9 to 11 °C (49 - 53 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 0 °C (32 - 33 °F) throughout the day. On average each year, Reykjavik experiences 0 days above 25 °C (77.0 °F) and 100 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Reykjavik, Iceland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 10°C
(50°F)		 8°C
(47°F)		 9°C
(49°F)		 14°C
(57°F)		 15°C
(60°F)		 18°C
(65°F)		 21°C
(71°F)		 20°C
(68°F)		 15°C
(60°F)		 13°C
(56°F)		 11°C
(53°F)		 10°C
(50°F)
Mean maximum 8°C
(47°F)		 7°C
(46°F)		 8°C
(46°F)		 11°C
(53°F)		 14°C
(57°F)		 15°C
(59°F)		 19°C
(67°F)		 18°C
(64°F)		 14°C
(58°F)		 11°C
(52°F)		 9°C
(49°F)		 8°C
(47°F)
Average high 2°C
(36°F)		 2°C
(36°F)		 3°C
(38°F)		 7°C
(44°F)		 9°C
(49°F)		 11°C
(53°F)		 13°C
(57°F)		 13°C
(56°F)		 10°C
(51°F)		 7°C
(45°F)		 3°C
(38°F)		 2°C
(36°F)
Daily mean -0°C
(32°F)		 0°C
(33°F)		 1°C
(34°F)		 4°C
(40°F)		 7°C
(44°F)		 9°C
(49°F)		 11°C
(53°F)		 11°C
(52°F)		 8°C
(47°F)		 5°C
(42°F)		 2°C
(35°F)		 0°C
(33°F)
Average low -3°C
(28°F)		 -2°C
(28°F)		 -1°C
(30°F)		 2°C
(35°F)		 4°C
(40°F)		 7°C
(45°F)		 9°C
(49°F)		 9°C
(48°F)		 6°C
(44°F)		 3°C
(38°F)		 -0°C
(32°F)		 -1°C
(30°F)
Mean minimum -10°C
(14°F)		 -11°C
(12°F)		 -8°C
(19°F)		 -6°C
(22°F)		 -1°C
(31°F)		 4°C
(39°F)		 6°C
(43°F)		 6°C
(43°F)		 1°C
(34°F)		 -1°C
(30°F)		 -6°C
(22°F)		 -9°C
(17°F)
Minimum -13°C
(8°F)		 -18°C
(-1°F)		 -13°C
(9°F)		 -8°C
(17°F)		 -3°C
(27°F)		 2°C
(36°F)		 4°C
(40°F)		 5°C
(41°F)		 -2°C
(29°F)		 -4°C
(25°F)		 -10°C
(15°F)		 -13°C
(9°F)

Compare climate in Reykjavik with other places

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

Monthly average precipitation in Reykjavik, Iceland §

Reykjavik usually has the most precipitation in February, April and September, with an average of 18 rainy days and 137 mm (5.4 inches) of precipitation per month.The driest months in Reykjavik are June, July and August. On average, 84 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Reykjavik, Iceland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 113 (4.5) 125 (4.9) 103 (4.1) 121 (4.8) 113 (4.4) 92 (3.6) 75 (3.0) 83 (3.3) 164 (6.5) 96 (3.8) 105 (4.1) 106 (4.2)
Average precipitation days (≥ 1 mm) 16 18 18 18 18 16 16 15 20 16 15 17

Monthly sunshine hours in Reykjavik, Iceland §

The sunniest months in Reykjavik are May, June and July, when the sun shines an average of 10 hours 24 minutes a day.Least sunny months in Reykjavik: January, November and December receive an average of 1 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Reykjavik, Iceland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 31 84 185 211 336 312 308 281 186 134 69 24
Mean daily daylight hours 5h 30m 8h 33m 11h 50m 15h 10m 18h 30m 20h 49m 19h 29m 16h 13m 12h 55m 9h 39m 6h 25m 4h 19m

Solar UV radiation in Reykjavik, Iceland §

Reykjavik experiences the highest level of ultraviolet (UV) radiation in May, June and July, 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 Reykjavik UV Index data.

Average daily maximum UV levels by month for Reykjavik, Iceland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 1 2 3 5 6 6 4 3 2 1 1