Reykjavik, Iceland Climate & Monthly Averages
The climate of Reykjavik
Weather in Reykjavik is shaped by its oceanic climate - expect mild temperatures year-round with regular rainfall. July afternoons typically reach 56°F (14°C), while January highs hover near 35°F (2°C). Annual precipitation averages 60.3 inches (1532 mm) over about 202 rainy days.
Climate quick facts
- Hottest month: July - highs near 56°F (14°C)
- Coldest month: January - highs near 35°F (2°C)
- Record high: 70°F (21°C) · Record low: 2°F (-17°C) (2015–2024)
- Wettest month: October (18 rainy days) · Sunniest: July (9.6 h sun/day)
- Climate type: oceanic - mild temperatures year-round with regular rainfall
- Snow: about 50 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 56°F (14°C) and overnight lows stay near 47°F (9°C). The coolest month is January, with typical highs of 35°F (2°C) and lows around 27°F (-3°C). Based on 2015–2024 weather data, temperatures have reached as high as 70°F (21°C) and dropped as low as 2°F (-17°C).
Rain, sun and snow
October is usually the wettest month. It brings about 6.2 inches (158 mm) of rain over 18 days, while July is the driest. July brings the most sunshine, averaging 9.6 hours of sun a day. Snow falls on about 50 days in a typical year, mostly from October through May.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 35° | 27° | 18 | 6.0 in | 1.5 h/day | 78% |
| February | 36° | 27° | 17 | 6.0 in | 3.4 h/day | 79% |
| March | 37° | 29° | 17 | 5.2 in | 6.1 h/day | 76% |
| April | 43° | 34° | 16 | 5.2 in | 7.5 h/day | 78% |
| May | 47° | 39° | 18 | 4.8 in | 9.4 h/day | 77% |
| June | 53° | 44° | 16 | 3.7 in | 9.1 h/day | 80% |
| July | 56° | 47° | 16 | 3.4 in | 9.6 h/day | 82% |
| August | 55° | 47° | 14 | 4.1 in | 8.8 h/day | 82% |
| September | 50° | 42° | 18 | 5.4 in | 6.2 h/day | 84% |
| October | 44° | 37° | 18 | 6.2 in | 4.3 h/day | 84% |
| November | 39° | 32° | 16 | 5.1 in | 2.2 h/day | 81% |
| December | 35° | 27° | 18 | 5.3 in | 0.7 h/day | 79% |
Reykjavik month by month
Reykjavik weather in January
January brings highs around 35°F (2°C), lows near 27°F (-3°C), about 18 wet days and roughly 11 snowy days - typically the coldest month of the year in Reykjavik.
Reykjavik weather in February
February brings highs around 36°F (2°C), lows near 27°F (-3°C), about 17 wet days and roughly 11 snowy days.
Reykjavik weather in March
March brings highs around 37°F (3°C), lows near 29°F (-2°C), about 17 wet days and roughly 8 snowy days.
Reykjavik weather in April
April brings highs around 43°F (6°C), lows near 34°F (1°C), about 16 wet days and roughly 4 snowy days.
Reykjavik weather in May
May brings highs around 47°F (9°C), lows near 39°F (4°C), about 18 wet days and roughly 1 snowy days.
Reykjavik weather in June
June brings highs around 53°F (11°C), lows near 44°F (7°C), about 16 wet days.
Reykjavik weather in July
July brings highs around 56°F (14°C), lows near 47°F (9°C), about 16 wet days - typically the hottest month and the driest month and the sunniest month of the year in Reykjavik.
Reykjavik weather in August
August brings highs around 55°F (13°C), lows near 47°F (8°C), about 14 wet days.
Reykjavik weather in September
September brings highs around 50°F (10°C), lows near 42°F (6°C), about 18 wet days.
Reykjavik weather in October
October brings highs around 44°F (7°C), lows near 37°F (3°C), about 18 wet days and roughly 1 snowy days - typically the wettest month of the year in Reykjavik.
Reykjavik weather in November
November brings highs around 39°F (4°C), lows near 32°F (0°C), about 16 wet days and roughly 4 snowy days.
Reykjavik weather in December
December brings highs around 35°F (2°C), lows near 27°F (-3°C), about 18 wet days and roughly 10 snowy days.
Seasons in Reykjavik
Spring (March through May)
Spring in Reykjavik runs cold, with daytime highs averaging 43°F (6°C) and nights around 34°F (1°C); expect showers on roughly 52 days across the season, plus around 14 snowy days.
Summer (June through August)
Summer in Reykjavik is mild, with daytime highs averaging 55°F (13°C) and nights around 46°F (8°C); expect showers on roughly 46 days across the season.
Fall (September through November)
Fall in Reykjavik is chilly, with daytime highs averaging 45°F (7°C) and nights around 37°F (3°C); expect showers on roughly 52 days across the season, plus around 5 snowy days.
Winter (December through February)
Winter in Reykjavik is bitterly cold, with daytime highs averaging 35°F (2°C) and nights around 27°F (-3°C); expect showers on roughly 53 days across the season, plus around 32 snowy days. Wind makes those temperatures feel harsher than they sound - pair the forecast winds with the wind speed converter to judge conditions on exposed skin.
Climate questions, answered
What is the average temperature in Reykjavik?
Is Reykjavik hot in summer?
Is Reykjavik cold in winter?
How many rainy days does Reykjavik get in a year?
Best time to visit Reykjavik
The best time to visit Reykjavik is generally June to September, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 54°F (12°C).
Pack for Reykjavik with a heavy insulated coat, hat and gloves for winter; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 47°F (9°C).
Reykjavik temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.