Average annual temperature is 5.5 °C
Absolute maximum temperature: 28.8 °C
Absolute minimum temperature: -15.7 °C
Number of sunny days: 118 days
Number of rainy days: 184 days
Number of snow days: 63 days
Look at detailed online map of Seppä
* Weather data for Seppä 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) | 2.8 | 5.1 | 6.0 | 17.0 | 23.6 | 28.0 | 24.2 | 28.8 | 21.4 | 14.0 | 7.4 | 3.4 |
| Average daytime temperature (°C) | -0.7 | -0.8 | 0.4 | 9.4 | 14.9 | 21.2 | 20.2 | 20.1 | 17.5 | 6.1 | 0.7 | -3.5 |
| Average temperature (°C) | -2.7 | -3.2 | -2.8 | 3.8 | 10.0 | 16.2 | 16.1 | 16.4 | 14.3 | 3.6 | -0.8 | -5.3 |
| Average night temperature (°C) | -4.9 | -6.8 | -6.6 | -1.4 | 4.1 | 9.9 | 11.8 | 12.6 | 11.1 | 1.2 | -2.8 | -7.5 |
| Absolute minimum temperature (°C) | -14.8 | -15.6 | -15.7 | -9.2 | -2.4 | 3.0 | 9.4 | 9.6 | 4.9 | -4.9 | -12.7 | -14.8 |
| 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 | 19.0 | 18.0 | 16.0 | 14.0 | 11.0 | 8.0 | 6.0 |
| Daylight mean duration (h) | 6.7 | 9.1 | 11.8 | 14.7 | 17.3 | 18.9 | 18.1 | 15.7 | 12.9 | 10.1 | 7.4 | 5.9 |
| Daylight minimum duration (h) | 5.0 | 7.0 | 10.0 | 13.0 | 16.0 | 18.0 | 17.0 | 14.0 | 11.0 | 8.0 | 6.0 | 5.0 |
| Sunshine mean duration (h) | 0.9 | 2.3 | 5.9 | 11.5 | 12.6 | 15.4 | 13.1 | 8.8 | 7.3 | 4.3 | 0.8 | 0.3 |
| Precipitation (mm) | 88 | 37 | 72 | 17 | 44 | 48 | 89 | 138 | 48 | 101 | 83 | 43 |
| Sunny days | 9 | 11 | 7 | 22 | 18 | 16 | 3 | 8 | 3 | 9 | 6 | 6 |
| Rainy days | 12 | 6 | 9 | 8 | 12 | 14 | 28 | 23 | 27 | 20 | 16 | 9 |
| Snow days | 10 | 11 | 15 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 8 | 16 |
The best time to visit Seppä during the most sunny months:
Months with the longest average daylight duration in Seppä:
The largest precipitation sum in Seppä is at