Average annual temperature is 1.3 °C
Absolute maximum temperature: 27.0 °C
Absolute minimum temperature: -21.3 °C
Number of sunny days: 140 days
Number of rainy days: 142 days
Number of snow days: 83 days
Look at detailed online map of Ylläsjärvi
* Weather data for Ylläsjärvi 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) | 0.9 | 4.5 | 1.5 | 10.7 | 21.2 | 26.7 | 25.2 | 27.0 | 21.6 | 8.6 | 0.7 | 1.4 |
| Average daytime temperature (°C) | -4.4 | -3.9 | -5.4 | 5.1 | 12.0 | 17.9 | 18.1 | 18.2 | 12.8 | 0.1 | -5.6 | -7.8 |
| Average temperature (°C) | -7.1 | -6.9 | -9.5 | 0.1 | 7.2 | 13.7 | 14.3 | 14.4 | 9.5 | -2.8 | -7.9 | -9.9 |
| Average night temperature (°C) | -10.0 | -9.6 | -13.2 | -4.6 | 1.6 | 8.5 | 10.2 | 10.4 | 5.9 | -6.0 | -11.1 | -12.7 |
| Absolute minimum temperature (°C) | -19.6 | -20.2 | -20.3 | -10.7 | -5.7 | -1.3 | 3.7 | 5.5 | -1.8 | -15.0 | -19.2 | -21.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 5.0 | 9.0 | 13.0 | 17.0 | 24.0 | 24.0 | 24.0 | 19.0 | 15.0 | 11.0 | 7.0 | 2.0 |
| Daylight mean duration (h) | 3.7 | 7.9 | 11.7 | 15.7 | 20.4 | 24.0 | 22.4 | 17.2 | 13.2 | 9.3 | 5.2 | 1.0 |
| Daylight minimum duration (h) | 1.0 | 6.0 | 9.0 | 13.0 | 17.0 | 24.0 | 19.0 | 15.0 | 11.0 | 7.0 | 3.0 | 0.0 |
| Sunshine mean duration (h) | 0.7 | 2.1 | 6.4 | 10.5 | 12.1 | 13.5 | 10.3 | 8.5 | 5.7 | 3.0 | 0.4 | 0.0 |
| Precipitation (mm) | 62 | 27 | 42 | 38 | 63 | 42 | 70 | 118 | 163 | 69 | 40 | 31 |
| Sunny days | 11 | 11 | 14 | 19 | 13 | 11 | 8 | 6 | 5 | 12 | 16 | 14 |
| Rainy days | 4 | 2 | 3 | 8 | 16 | 19 | 23 | 25 | 25 | 10 | 5 | 2 |
| Snow days | 16 | 15 | 14 | 3 | 2 | 0 | 0 | 0 | 0 | 9 | 9 | 15 |
The best time to visit Ylläsjärvi during the most sunny months:
Months with the longest average daylight duration in Ylläsjärvi:
The largest precipitation sum in Ylläsjärvi is at