Average annual temperature is 6.9 °C
Absolute maximum temperature: 26.6 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 126 days
Number of rainy days: 194 days
Number of snow days: 45 days
Look at detailed online map of Gamla Grisslehamn
* Weather data for Gamla Grisslehamn Sweden is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 5.9 | 7.8 | 11.0 | 18.2 | 23.0 | 26.6 | 23.5 | 23.3 | 24.1 | 16.0 | 9.0 | 6.8 |
| Average daytime temperature (°C) | 2.3 | 2.2 | 2.7 | 7.3 | 15.0 | 18.9 | 20.2 | 19.2 | 18.6 | 8.6 | 3.5 | 0.1 |
| Average temperature (°C) | 0.4 | -0.1 | -0.7 | 3.5 | 10.4 | 15.1 | 16.5 | 16.2 | 15.2 | 6.4 | 1.8 | -2.2 |
| Average night temperature (°C) | -1.5 | -3.0 | -4.6 | -0.3 | 5.3 | 10.6 | 12.8 | 13.6 | 11.8 | 4.1 | 0.2 | -4.9 |
| Absolute minimum temperature (°C) | -5.8 | -8.1 | -11.9 | -9.2 | -2.5 | 3.6 | 11.0 | 11.1 | 6.5 | -1.0 | -5.9 | -12.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 7.0 | 10.0 | 13.0 | 15.0 | 18.0 | 18.0 | 18.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 |
| Daylight mean duration (h) | 6.8 | 9.2 | 11.8 | 14.6 | 17.2 | 18.7 | 17.9 | 15.6 | 12.9 | 10.1 | 7.6 | 6.0 |
| Daylight minimum duration (h) | 6.0 | 7.0 | 10.0 | 13.0 | 15.0 | 18.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 | 5.0 |
| Sunshine mean duration (h) | 2.3 | 2.8 | 5.4 | 9.6 | 13.5 | 15.4 | 13.9 | 8.9 | 8.2 | 5.0 | 1.1 | 0.6 |
| Precipitation (mm) | 60 | 34 | 93 | 24 | 30 | 23 | 114 | 138 | 49 | 86 | 117 | 77 |
| Sunny days | 9 | 11 | 8 | 16 | 23 | 21 | 4 | 4 | 12 | 8 | 5 | 5 |
| Rainy days | 19 | 5 | 12 | 12 | 8 | 9 | 27 | 27 | 18 | 23 | 19 | 15 |
| Snow days | 3 | 12 | 11 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 11 |
The best time to visit Gamla Grisslehamn during the most sunny months:
Months with the longest average daylight duration in Gamla Grisslehamn:
The largest precipitation sum in Gamla Grisslehamn is at