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keflavik

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keflavik Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

keflavik year round climate

  • Spring (March–May): Average 1–7°C, cold and humid climate, windy, frequent rainfall. Common activities: Viewing the Northern Lights (if timing allows), exploring Reykjavík city area. Recommended clothing: Warm coat, waterproof clothing, hat, scarf, gloves.
  • Summer (June–August): Average 9–11°C, cool climate, relatively less rainfall, but rain gear is still necessary. Common activities: Hiking, viewing waterfalls, Blue Lagoon hot spring experience. Recommended clothing: Light jacket, windproof clothing, comfortable and breathable clothing.
  • Autumn (September–November): Average 3–8°C, cooler climate, increased rainfall, October is the wettest month, strong winds. Common activities: Exploring the south coast of Iceland, visiting museums. Recommended clothing: Warm coat, waterproof clothing, comfortable and warm shoes.
  • Winter (December–February): Average -1–1°C, cold climate, strong winds, higher probability of snowfall. Common activities: Northern Lights viewing (higher probability), glacier hiking (safety check required). Recommended clothing: Heavy warm coat, waterproof and windproof clothing, warm hat, gloves, scarf, waterproof and slip-resistant snow boots.

keflavik climatological average

Annual average temperature: approx. 4.9°C / Annual rainfall: approx. 1050 mm / Summer humidity: 70%–80% / Rainiest month: October

keflavik monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
0.2°C
102
February
0.4°C
92.7
March
1°C
97.3
April
4.5°C
76.3
May
7°C
101
June
9°C
67
July
10.8°C
64
August
10.6°C
73.7
September
8.3°C
99.7
October
4.8°C
119.3
November
3.5°C
85.3
December
-1°C
72.3

keflavik weather for the next seven days

2/26
Thursday
Moderate rain
5.6°C/-3.2°C
2/27
Friday
Blizzard
-0.2°C/-4.5°C
2/28
Saturday
Patchy rain nearby
2.8°C/0.1°C
3/1
Sunday
Light freezing rain
1.3°C/-0.4°C
3/2
Monday
Patchy rain nearby
5°C/-0.9°C
3/3
Tuesday
Moderate rain
6.4°C/3.4°C
3/4
Wednesday
Patchy rain nearby
3.4°C/1.5°C