Average annual temperature is 5.0 °C
Absolute maximum temperature: 28.5 °C
Absolute minimum temperature: -16.0 °C
Number of sunny days: 109 days
Number of rainy days: 171 days
Number of snow days: 85 days
Look at detailed online map of Pertunmaa
* Weather data for Pertunmaa 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) | 3.0 | 4.1 | 4.7 | 17.5 | 22.5 | 28.0 | 24.0 | 28.5 | 21.6 | 13.2 | 5.6 | 2.6 |
| Average daytime temperature (°C) | -1.6 | -2.0 | -0.6 | 8.8 | 14.6 | 20.2 | 20.1 | 20.4 | 17.3 | 4.8 | -0.6 | -4.7 |
| Average temperature (°C) | -3.4 | -4.0 | -3.4 | 2.8 | 9.8 | 15.6 | 16.5 | 16.8 | 14.0 | 2.8 | -2.2 | -6.3 |
| Average night temperature (°C) | -5.1 | -6.8 | -6.4 | -2.0 | 4.2 | 9.9 | 12.9 | 13.4 | 10.9 | 0.8 | -3.8 | -7.9 |
| Absolute minimum temperature (°C) | -14.8 | -16.0 | -14.6 | -9.2 | -2.7 | 1.4 | 10.8 | 9.7 | 6.8 | -5.9 | -14.9 | -13.9 |
| 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 | 4.7 | 11.6 | 12.6 | 14.8 | 11.6 | 9.5 | 7.0 | 3.8 | 0.2 | 0.3 |
| Precipitation (mm) | 72 | 28 | 74 | 20 | 37 | 49 | 170 | 105 | 58 | 116 | 66 | 48 |
| Sunny days | 8 | 10 | 7 | 23 | 13 | 15 | 4 | 4 | 8 | 9 | 4 | 4 |
| Rainy days | 9 | 1 | 10 | 7 | 16 | 15 | 27 | 27 | 22 | 18 | 12 | 7 |
| Snow days | 14 | 17 | 14 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 14 | 20 |
The best time to visit Pertunmaa during the most sunny months:
Months with the longest average daylight duration in Pertunmaa:
The largest precipitation sum in Pertunmaa is at