Average annual temperature is 4.7 °C
Absolute maximum temperature: 28.3 °C
Absolute minimum temperature: -19.2 °C
Number of sunny days: 109 days
Number of rainy days: 179 days
Number of snow days: 77 days
Look at detailed online map of Hiirenmaa
* Weather data for Hiirenmaa 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) | 2.7 | 3.8 | 4.5 | 17.8 | 21.7 | 27.7 | 24.5 | 28.3 | 22.0 | 12.5 | 4.2 | 2.4 |
| Average daytime temperature (°C) | -1.8 | -2.2 | -1.0 | 8.3 | 14.4 | 19.9 | 19.7 | 20.6 | 17.0 | 4.6 | -1.2 | -5.0 |
| Average temperature (°C) | -3.7 | -4.5 | -3.9 | 2.4 | 9.9 | 15.6 | 16.4 | 17.1 | 14.0 | 2.4 | -2.8 | -6.7 |
| Average night temperature (°C) | -5.5 | -7.3 | -7.1 | -2.8 | 4.8 | 10.4 | 13.0 | 13.6 | 11.0 | 0.4 | -4.3 | -8.6 |
| Absolute minimum temperature (°C) | -18.3 | -19.2 | -16.8 | -12.1 | -2.8 | 1.5 | 10.6 | 8.9 | 6.9 | -6.1 | -16.2 | -13.4 |
| 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 | 5.0 |
| Daylight mean duration (h) | 6.3 | 8.9 | 11.8 | 14.8 | 17.7 | 19.5 | 18.6 | 15.9 | 12.9 | 10.0 | 7.1 | 5.4 |
| Daylight minimum duration (h) | 5.0 | 7.0 | 10.0 | 13.0 | 16.0 | 19.0 | 17.0 | 14.0 | 11.0 | 8.0 | 5.0 | 5.0 |
| Sunshine mean duration (h) | 0.5 | 1.8 | 4.5 | 11.1 | 12.3 | 14.5 | 10.4 | 10.8 | 6.4 | 3.7 | 0.1 | 0.2 |
| Precipitation (mm) | 70 | 27 | 80 | 28 | 48 | 33 | 146 | 86 | 80 | 101 | 64 | 44 |
| Sunny days | 8 | 8 | 7 | 22 | 11 | 13 | 4 | 7 | 7 | 11 | 2 | 9 |
| Rainy days | 10 | 5 | 11 | 8 | 18 | 17 | 27 | 24 | 23 | 16 | 15 | 5 |
| Snow days | 13 | 15 | 13 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 13 | 17 |
The best time to visit Hiirenmaa during the most sunny months:
Months with the longest average daylight duration in Hiirenmaa:
The largest precipitation sum in Hiirenmaa is at