Average annual temperature is 5.6 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -30.2 °C
Number of sunny days: 179 days
Number of rainy days: 137 days
Number of snow days: 49 days
Look at detailed online map of Township of Dewey
* Weather data for Township of Dewey United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | -0.5 | 3.9 | 2.0 | 14.4 | 28.6 | 33.9 | 31.4 | 31.0 | 33.2 | 29.2 | 10.3 | 7.3 |
| Average daytime temperature (°C) | -7.4 | -5.3 | -2.9 | 6.4 | 22.2 | 26.6 | 25.1 | 25.2 | 22.6 | 11.4 | 2.6 | 0.4 |
| Average temperature (°C) | -10.8 | -11.3 | -7.8 | 1.2 | 15.5 | 20.9 | 19.3 | 19.8 | 17.1 | 7.2 | -1.6 | -3.0 |
| Average night temperature (°C) | -13.8 | -16.1 | -11.9 | -3.1 | 9.3 | 16.0 | 13.9 | 15.1 | 12.7 | 3.4 | -4.9 | -5.8 |
| Absolute minimum temperature (°C) | -29.3 | -30.2 | -19.8 | -12.5 | -1.1 | 8.4 | 9.2 | 9.4 | 4.8 | -11.3 | -14.6 | -19.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.3 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.4 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.2 | 7.0 | 8.3 | 7.2 | 11.8 | 12.3 | 12.8 | 10.5 | 8.7 | 6.2 | 4.9 | 3.9 |
| Precipitation (mm) | 8 | 8 | 26 | 56 | 34 | 107 | 59 | 32 | 62 | 85 | 21 | 29 |
| Sunny days | 20 | 16 | 20 | 14 | 19 | 10 | 11 | 10 | 13 | 12 | 16 | 18 |
| Rainy days | 1 | 4 | 1 | 9 | 12 | 20 | 20 | 21 | 17 | 17 | 9 | 6 |
| Snow days | 10 | 8 | 10 | 7 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 7 |
The best time to visit Township of Dewey during the most sunny months:
Months with the longest average daylight duration in Township of Dewey:
The largest precipitation sum in Township of Dewey is at