Iceland · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Reykjavik are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
Reykjavik sees its warmest weather in July, when daytime highs average around 15°C, and its coolest in January (around 3°C).
Annual precipitation totals roughly 876mm — December is typically the wettest month (~95mm) and June the driest (~43mm).
Rainfall is spread fairly evenly through the year, so no single season is dramatically wetter than the rest.
May is the sunniest month, with about 209 hours of sunshine.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 61 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 3° / -2°C | 87mm | 🤔 Fair |
| February | 3° / -2°C | 91mm | ⚠️ Challenging |
| March | 4° / -1°C | 81mm | 🤔 Fair |
| April | 7° / 1°C | 59mm | 🤔 Fair |
| May | 10° / 4°C | 53mm | 🤔 Fair |
| June | 13° / 7°C | 43mm | 👍 Good |
| July | 15° / 9°C | 50mm | 👍 Good |
| August | 14° / 9°C | 65mm | 👍 Good |
| September | 11° / 6°C | 87mm | 🤔 Fair |
| October | 8° / 3°C | 80mm | 🤔 Fair |
| November | 5° / 0°C | 87mm | 🤔 Fair |
| December | 3° / -2°C | 95mm | ⚠️ Challenging |
January in Reykjavik is cold, with average daytime highs around 3°C (38°F) and nighttime lows near -2°C (29°F). Expect roughly 87mm of precipitation spread over about 15 rainy days, with a moderate amount of rain.
☀️ About 23 hours of sunshine over the month (~1h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
February in Reykjavik is cold, with average daytime highs around 3°C (38°F) and nighttime lows near -2°C (29°F). Expect roughly 91mm of precipitation spread over about 15 rainy days, with a moderate amount of rain.
☀️ About 62 hours of sunshine over the month (~2h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
March in Reykjavik is cold, with average daytime highs around 4°C (40°F) and nighttime lows near -1°C (30°F). Expect roughly 81mm of precipitation spread over about 14 rainy days, with a moderate amount of rain.
☀️ About 110 hours of sunshine over the month (~4h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
April in Reykjavik is cold, with average daytime highs around 7°C (44°F) and nighttime lows near 1°C (34°F). Expect roughly 59mm of precipitation spread over about 12 rainy days, with little rainfall.
☀️ About 165 hours of sunshine over the month (~6h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
May in Reykjavik is chilly, with average daytime highs around 10°C (50°F) and nighttime lows near 4°C (39°F). Expect roughly 53mm of precipitation spread over about 11 rainy days, with little rainfall.
☀️ About 209 hours of sunshine over the month (~7h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
June in Reykjavik is chilly, with average daytime highs around 13°C (55°F) and nighttime lows near 7°C (45°F). Expect roughly 43mm of precipitation spread over about 9 rainy days, with little rainfall.
☀️ About 190 hours of sunshine over the month (~6h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
July in Reykjavik is mild, with average daytime highs around 15°C (59°F) and nighttime lows near 9°C (48°F). Expect roughly 50mm of precipitation spread over about 10 rainy days, with little rainfall.
☀️ About 183 hours of sunshine over the month (~6h/day).
🎒 What to pack — light jacket · layers for cool evenings
August in Reykjavik is mild, with average daytime highs around 14°C (57°F) and nighttime lows near 9°C (47°F). Expect roughly 65mm of precipitation spread over about 12 rainy days, with a moderate amount of rain.
☀️ About 165 hours of sunshine over the month (~5h/day).
🎒 What to pack — light jacket · layers for cool evenings
September in Reykjavik is chilly, with average daytime highs around 11°C (53°F) and nighttime lows near 6°C (43°F). Expect roughly 87mm of precipitation spread over about 15 rainy days, with a moderate amount of rain.
☀️ About 118 hours of sunshine over the month (~4h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
October in Reykjavik is cold, with average daytime highs around 8°C (46°F) and nighttime lows near 3°C (37°F). Expect roughly 80mm of precipitation spread over about 13 rainy days, with a moderate amount of rain.
☀️ About 92 hours of sunshine over the month (~3h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
November in Reykjavik is cold, with average daytime highs around 5°C (40°F) and nighttime lows near 0°C (32°F). Expect roughly 87mm of precipitation spread over about 14 rainy days, with a moderate amount of rain.
☀️ About 40 hours of sunshine over the month (~1h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
December in Reykjavik is cold, with average daytime highs around 3°C (38°F) and nighttime lows near -2°C (29°F). Expect roughly 95mm of precipitation spread over about 15 rainy days, with a moderate amount of rain.
☀️ About 13 hours of sunshine over the month (~0h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf