Average annual temperature is 4.9 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: -19.4 °C
Number of sunny days: 139 days
Number of rainy days: 166 days
Number of snow days: 60 days
Look at detailed online map of Norrfjärden
* Weather data for Norrfjärden Finland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 5.1 | 6.2 | 4.5 | 12.6 | 21.1 | 28.1 | 25.4 | 30.5 | 23.1 | 13.1 | 5.1 | 4.6 |
| Average daytime temperature (°C) | -0.5 | -0.2 | -1.3 | 6.2 | 13.8 | 19.4 | 19.5 | 20.2 | 17.1 | 5.2 | -0.8 | -3.5 |
| Average temperature (°C) | -2.2 | -2.3 | -4.3 | 1.4 | 9.4 | 15.3 | 16.2 | 16.7 | 14.0 | 2.5 | -2.7 | -5.9 |
| Average night temperature (°C) | -4.0 | -4.6 | -7.6 | -3.0 | 4.6 | 10.4 | 12.5 | 13.0 | 10.8 | 0.2 | -5.2 | -8.7 |
| Absolute minimum temperature (°C) | -17.3 | -11.2 | -16.1 | -12.1 | -2.0 | 2.7 | 10.5 | 10.2 | 3.6 | -7.1 | -19.4 | -15.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 7.0 | 10.0 | 13.0 | 16.0 | 19.0 | 20.0 | 20.0 | 17.0 | 14.0 | 11.0 | 8.0 | 5.0 |
| Daylight mean duration (h) | 5.9 | 8.7 | 11.8 | 15.0 | 18.1 | 20.2 | 19.1 | 16.2 | 13.0 | 9.9 | 6.8 | 4.8 |
| Daylight minimum duration (h) | 4.0 | 7.0 | 10.0 | 13.0 | 16.0 | 19.0 | 17.0 | 14.0 | 11.0 | 8.0 | 5.0 | 4.0 |
| Sunshine mean duration (h) | 1.3 | 3.1 | 5.5 | 9.7 | 12.9 | 15.0 | 12.1 | 9.6 | 6.7 | 5.3 | 0.7 | 0.6 |
| Precipitation (mm) | 54 | 27 | 53 | 46 | 45 | 32 | 131 | 133 | 85 | 78 | 79 | 39 |
| Sunny days | 10 | 13 | 13 | 20 | 19 | 17 | 6 | 4 | 8 | 12 | 6 | 11 |
| Rainy days | 13 | 6 | 6 | 9 | 12 | 13 | 25 | 27 | 22 | 18 | 12 | 3 |
| Snow days | 8 | 9 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 17 |
The best time to visit Norrfjärden during the most sunny months:
Months with the longest average daylight duration in Norrfjärden:
The largest precipitation sum in Norrfjärden is at