Average annual temperature is 7.3 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -15.5 °C
Number of sunny days: 205 days
Number of rainy days: 107 days
Number of snow days: 53 days
Look at detailed online map of Iceland
* Weather data for Iceland United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 9.0 | 10.0 | 9.0 | 20.1 | 24.0 | 30.0 | 35.3 | 31.7 | 27.0 | 26.3 | 18.6 | 14.4 |
| Average daytime temperature (°C) | 2.9 | 4.2 | 3.1 | 10.8 | 15.7 | 21.2 | 30.1 | 27.8 | 21.9 | 18.0 | 11.0 | 8.4 |
| Average temperature (°C) | -2.0 | -2.3 | -1.5 | 3.5 | 8.2 | 13.1 | 20.6 | 18.6 | 13.7 | 9.5 | 3.5 | 1.5 |
| Average night temperature (°C) | -5.3 | -6.4 | -5.0 | -1.9 | 1.9 | 5.9 | 10.9 | 10.8 | 7.3 | 3.3 | -0.9 | -2.7 |
| Absolute minimum temperature (°C) | -15.5 | -12.8 | -13.0 | -11.0 | -2.3 | 0.5 | 5.3 | 7.0 | 3.3 | -3.8 | -5.7 | -8.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.3 | 7.1 | 7.4 | 11.4 | 11.8 | 12.6 | 13.6 | 12.0 | 10.5 | 9.4 | 7.6 | 6.3 |
| Precipitation (mm) | 295 | 152 | 287 | 30 | 60 | 52 | 0 | 33 | 33 | 16 | 39 | 44 |
| Sunny days | 12 | 14 | 7 | 23 | 13 | 10 | 30 | 19 | 16 | 24 | 20 | 17 |
| Rainy days | 7 | 3 | 7 | 1 | 15 | 20 | 1 | 12 | 14 | 7 | 9 | 11 |
| Snow days | 12 | 11 | 17 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
The best time to visit Iceland during the most sunny months:
The largest precipitation sum in Iceland is at