Average annual temperature is 5.1 °C
Absolute maximum temperature: 27.3 °C
Absolute minimum temperature: -17.8 °C
Number of sunny days: 128 days
Number of rainy days: 167 days
Number of snow days: 70 days
Look at detailed online map of Someroniemi
* Weather data for Someroniemi 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) | 2.6 | 3.6 | 5.4 | 18.2 | 23.1 | 27.3 | 24.9 | 26.6 | 22.0 | 13.3 | 5.7 | 2.5 |
| Average daytime temperature (°C) | -1.9 | -2.3 | -0.3 | 9.1 | 15.1 | 19.9 | 19.8 | 20.8 | 17.6 | 5.5 | -0.7 | -4.6 |
| Average temperature (°C) | -3.7 | -4.3 | -3.3 | 3.2 | 10.4 | 15.5 | 16.5 | 17.4 | 14.3 | 3.2 | -2.2 | -6.3 |
| Average night temperature (°C) | -5.5 | -6.4 | -6.4 | -2.1 | 5.0 | 9.9 | 13.1 | 13.9 | 11.2 | 1.3 | -3.6 | -8.2 |
| Absolute minimum temperature (°C) | -16.0 | -17.8 | -14.6 | -11.9 | -2.1 | 1.3 | 9.8 | 10.2 | 6.9 | -5.1 | -12.2 | -14.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 7.0 | 10.0 | 13.0 | 16.0 | 18.0 | 19.0 | 19.0 | 17.0 | 14.0 | 11.0 | 8.0 | 6.0 |
| Daylight mean duration (h) | 6.5 | 9.0 | 11.8 | 14.8 | 17.6 | 19.3 | 18.4 | 15.8 | 12.9 | 10.0 | 7.2 | 5.5 |
| 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) | 0.7 | 2.1 | 5.0 | 11.6 | 13.0 | 15.0 | 11.2 | 10.9 | 6.9 | 4.2 | 0.4 | 0.2 |
| Precipitation (mm) | 72 | 27 | 70 | 27 | 29 | 49 | 154 | 115 | 103 | 130 | 64 | 66 |
| Sunny days | 13 | 9 | 5 | 24 | 13 | 13 | 7 | 11 | 10 | 8 | 6 | 9 |
| Rainy days | 9 | 4 | 10 | 6 | 16 | 17 | 24 | 20 | 20 | 19 | 16 | 6 |
| Snow days | 9 | 15 | 16 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 8 | 16 |
The best time to visit Someroniemi during the most sunny months:
Months with the longest average daylight duration in Someroniemi:
The largest precipitation sum in Someroniemi is at