Average annual temperature is 11.9 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -14.7 °C
Number of sunny days: 178 days
Number of rainy days: 179 days
Number of snow days: 8 days
Look at detailed online map of Slate Valley
* Weather data for Slate Valley 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) | 16.1 | 17.5 | 16.5 | 30.4 | 30.0 | 34.7 | 33.2 | 30.3 | 33.8 | 27.0 | 19.9 | 15.7 |
| Average daytime temperature (°C) | 7.1 | 8.2 | 9.8 | 18.5 | 22.5 | 25.7 | 29.4 | 27.1 | 23.9 | 18.6 | 10.3 | 7.7 |
| Average temperature (°C) | 3.3 | 2.4 | 3.9 | 11.8 | 15.3 | 19.5 | 23.6 | 21.7 | 18.7 | 13.3 | 4.8 | 3.6 |
| Average night temperature (°C) | -0.2 | -2.2 | -0.9 | 6.1 | 8.1 | 14.0 | 18.6 | 17.0 | 14.5 | 8.9 | 0.3 | 0.2 |
| Absolute minimum temperature (°C) | -5.5 | -14.7 | -5.9 | -3.1 | 2.0 | 8.3 | 13.6 | 12.7 | 9.6 | 2.3 | -5.6 | -5.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.6 | 6.8 | 7.4 | 8.5 | 11.7 | 10.8 | 11.9 | 10.4 | 8.1 | 8.1 | 7.4 | 4.4 |
| Precipitation (mm) | 117 | 39 | 87 | 106 | 32 | 162 | 105 | 96 | 130 | 73 | 68 | 174 |
| Sunny days | 12 | 17 | 8 | 16 | 20 | 13 | 10 | 12 | 15 | 19 | 20 | 16 |
| Rainy days | 17 | 9 | 22 | 14 | 11 | 17 | 21 | 19 | 15 | 12 | 9 | 13 |
| Snow days | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Slate Valley during the most sunny months:
The largest precipitation sum in Slate Valley is at