Average annual temperature is 7.2 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -27.1 °C
Number of sunny days: 218 days
Number of rainy days: 107 days
Number of snow days: 40 days
Look at detailed online map of Day County
* Weather data for Day County 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) | 1.0 | 3.1 | 2.0 | 19.6 | 29.0 | 33.9 | 34.0 | 33.2 | 33.3 | 29.1 | 14.3 | 11.4 |
| Average daytime temperature (°C) | -6.3 | -3.9 | -3.4 | 7.2 | 22.1 | 27.3 | 26.1 | 26.4 | 23.3 | 13.2 | 6.6 | 3.0 |
| Average temperature (°C) | -9.2 | -8.5 | -7.5 | 2.1 | 15.9 | 21.9 | 21.0 | 21.5 | 18.5 | 8.8 | 1.8 | -1.0 |
| Average night temperature (°C) | -11.8 | -12.3 | -10.7 | -1.7 | 10.0 | 16.7 | 16.4 | 17.7 | 14.8 | 5.4 | -1.7 | -3.7 |
| Absolute minimum temperature (°C) | -27.1 | -27.1 | -18.2 | -11.7 | -0.2 | 10.9 | 10.4 | 13.6 | 9.2 | -7.2 | -10.7 | -10.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 11.0 | 9.5 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.4 | 7.1 | 7.3 | 9.0 | 12.3 | 12.8 | 12.9 | 11.5 | 9.9 | 7.4 | 7.5 | 4.5 |
| Precipitation (mm) | 13 | 28 | 51 | 57 | 18 | 70 | 30 | 96 | 50 | 43 | 8 | 51 |
| Sunny days | 21 | 17 | 16 | 16 | 22 | 14 | 15 | 17 | 17 | 16 | 25 | 22 |
| Rainy days | 1 | 3 | 4 | 7 | 9 | 16 | 16 | 14 | 13 | 13 | 4 | 7 |
| Snow days | 9 | 8 | 11 | 7 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 2 |
The best time to visit Day County during the most sunny months:
Months with the longest average daylight duration in Day County:
The largest precipitation sum in Day County is at