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Iceland

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Iceland Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Iceland year round climate

  • Spring (March–May): Average -1.0–7.4°C, cold and humid climate, relatively high rainfall, especially in March. Common activities: Glacier viewing, hot spring bathing, aurora viewing (if time permits). Recommended clothing: Waterproof and warm jacket, sweater, warm socks, waterproof shoes.
  • Summer (June–August): Average 10.1–11.1°C, cool climate, relatively low rainfall. Common activities: Hiking, waterfall viewing, glacier hiking, whale watching. Recommended clothing: Windproof jacket, warm clothing, comfortable hiking shoes.
  • Autumn (September–November): Average 7.4–1.7°C, climate turning cold, moderate rainfall. Common activities: Enjoying autumn colors, hot spring bathing, exploring geothermal areas. Recommended clothing: Waterproof and warm jacket, sweater, warm socks, waterproof shoes.
  • Winter (December–February): Average -4.0–-1.1°C, cold climate, relatively low rainfall, but snowfall is possible. Common activities: Aurora viewing, ice cave exploration, snow activities (depending on snow conditions). Recommended clothing: Thick waterproof and warm jacket, hat, scarf, gloves, warm socks, waterproof and snowproof boots.

Iceland climatological average

Annual average temperature: approx. 3.8°C / Annual rainfall: approx. 600 mm / Summer humidity: 70%–80% / Rainiest month: March

Iceland monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-1.1°C
46.1
February
-1.5°C
74.3
March
-1°C
85.1
April
2.7°C
32.8
May
7.4°C
26
June
10.1°C
30
July
11.1°C
32.7
August
10.3°C
45
September
7.4°C
54.7
October
2.1°C
72.7
November
1.7°C
51.7
December
-4°C
49.3

Iceland weather for the next seven days

1/7
Wednesday
Light freezing rain
-9.3°C/-17.6°C
1/8
Thursday
Moderate snow
-6.5°C/-15.5°C
1/9
Friday
Mist
-8°C/-14.2°C
1/10
Saturday
Light snow
-6.7°C/-14.2°C
1/11
Sunday
Freezing fog
-13.7°C/-18.9°C
1/12
Monday
Heavy snow
-1.2°C/-10.2°C
1/13
Tuesday
Mist
2.9°C/-6.6°C