Reykjavík climate at a glance
Reykjavík sees average daytime highs ranging from 1°C in December to 13°C in July. Around 1559 mm of precipitation falls over roughly 197 wet days a year, peaking in January (158 mm) and easing off in July (87 mm). June is the sunniest month at about 9 hours of sunshine. Snow is a regular feature from November to April.
Reykjavík temperature & rainfall by month
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Weather seasons in Reykjavík
Grouped by the monthly travel score — purely weather-based, not crowd or price data.
Reykjavík climate, month by month
Averages computed from ERA5 reanalysis data, 2019–2024. Daylight on the 15th: 19.3 h in July. Reuse this data freely with attribution — download as JSON or CSV.
| Month | High | Low | Rain days | Rainfall | Sun/day | Humidity | Score |
|---|---|---|---|---|---|---|---|
| January | 2°C | -3°C | 18.7 | 158 mm | 1.4 h | 77% | 0.0 · Challenging |
| February | 2°C | -2°C | 16.3 | 143 mm | 3.2 h | 78% | 0.0 · Challenging |
| March | 3°C | -2°C | 16 | 137 mm | 5.7 h | 74% | 0.0 · Challenging |
| April | 6°C | 1°C | 16.7 | 136 mm | 6.6 h | 79% | 0.9 · Challenging |
| May | 9°C | 4°C | 18.7 | 125 mm | 8.9 h | 78% | 2.2 · Challenging |
| June | 11°C | 7°C | 15.8 | 98 mm | 9 h | 80% | 4.1 · Poor |
| July | 13°C | 9°C | 14.8 | 87 mm | 9 h | 83% | 5.5 · Fair |
| August | 13°C | 8°C | 14.3 | 117 mm | 8.1 h | 83% | 5.3 · Fair |
| September | 10°C | 6°C | 17.8 | 153 mm | 5.9 h | 83% | 2.6 · Challenging |
| October | 7°C | 2°C | 16.2 | 141 mm | 4.5 h | 83% | 0.8 · Challenging |
| November | 4°C | 0°C | 15.3 | 130 mm | 2.1 h | 80% | 0.0 · Challenging |
| December | 1°C | -3°C | 16.2 | 134 mm | 0.8 h | 78% | 0.0 · Challenging |
Frequently asked questions
What is the best time to visit Reykjavík?
The best time to visit Reykjavík is July–August, when daytime highs average around 13°C with about 14.8 rainy days per month.
What is the hottest month in Reykjavík?
July is the hottest month in Reykjavík, with average highs of 13°C.
What is the rainiest month in Reykjavík?
January is the rainiest month in Reykjavík, with around 158 mm of rainfall over 18.7 rainy days.
Where should you go next month?
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