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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 -33–45°F, 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 50–51°F, 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 45–35°F, 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–-34.0°F, 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. 38.8°F / Annual rainfall: approx. 600 mm / Summer humidity: 70%–80% / Rainiest month: March

Iceland monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
30°F
46.1
February
29.3°F
74.3
March
30.2°F
85.1
April
36.9°F
32.8
May
45.3°F
26
June
50.2°F
30
July
52°F
32.7
August
50.5°F
45
September
45.3°F
54.7
October
35.8°F
72.7
November
35.1°F
51.7
December
24.8°F
49.3

Iceland weather for the next seven days

12/16
Tuesday
Sunny
18.1°F/6.6°F
12/17
Wednesday
Heavy snow
29.3°F/7.2°F
12/18
Thursday
Mist
26.1°F/11.2°F
12/19
Friday
Light snow
28.6°F/13°F
12/20
Saturday
Mist
33.2°F/18°F
12/21
Sunday
Light freezing rain
30°F/20.5°F
12/22
Monday
Light freezing rain
41.8°F/19.3°F