Average annual temperature is 5.0 °C
Absolute maximum temperature: 28.6 °C
Absolute minimum temperature: -16.3 °C
Number of sunny days: 117 days
Number of rainy days: 179 days
Number of snow days: 69 days
Look at detailed online map of Mannila
* Weather data for Mannila 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 | 4.0 | 4.1 | 16.3 | 21.9 | 27.6 | 24.0 | 28.6 | 21.0 | 12.9 | 4.2 | 2.2 |
| Average daytime temperature (°C) | -1.7 | -2.0 | -1.0 | 8.1 | 14.3 | 20.1 | 20.0 | 20.4 | 16.8 | 4.7 | -0.8 | -4.7 |
| Average temperature (°C) | -3.3 | -4.1 | -3.6 | 2.2 | 9.8 | 15.9 | 16.8 | 17.3 | 14.2 | 2.8 | -2.3 | -6.2 |
| Average night temperature (°C) | -4.9 | -6.6 | -6.2 | -2.1 | 4.8 | 11.0 | 13.6 | 14.4 | 11.6 | 0.9 | -3.8 | -7.5 |
| Absolute minimum temperature (°C) | -13.5 | -16.3 | -14.7 | -9.1 | -2.7 | 1.7 | 11.4 | 10.5 | 6.7 | -5.3 | -15.3 | -12.7 |
| 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 | 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 | 18.0 | 17.0 | 14.0 | 11.0 | 8.0 | 5.0 | 5.0 |
| Sunshine mean duration (h) | 0.6 | 2.1 | 4.9 | 11.3 | 12.5 | 14.8 | 10.8 | 10.7 | 6.5 | 3.8 | 0.1 | 0.2 |
| Precipitation (mm) | 66 | 29 | 74 | 26 | 40 | 43 | 164 | 106 | 69 | 102 | 70 | 45 |
| Sunny days | 7 | 11 | 7 | 23 | 14 | 12 | 4 | 5 | 9 | 10 | 6 | 9 |
| Rainy days | 13 | 4 | 9 | 7 | 15 | 18 | 27 | 26 | 21 | 17 | 15 | 7 |
| Snow days | 11 | 13 | 15 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 9 | 15 |
The best time to visit Mannila during the most sunny months:
Months with the longest average daylight duration in Mannila:
The largest precipitation sum in Mannila is at