Average annual temperature is 11.3 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: -13.0 °C
Number of sunny days: 200 days
Number of rainy days: 152 days
Number of snow days: 13 days
Look at detailed online map of Whitman County
* Weather data for Whitman 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) | 12.2 | 10.5 | 14.0 | 26.3 | 30.8 | 32.8 | 36.2 | 38.6 | 32.0 | 25.8 | 13.9 | 12.3 |
| Average daytime temperature (°C) | 5.6 | 6.1 | 9.0 | 13.5 | 24.1 | 26.9 | 32.3 | 30.3 | 24.4 | 17.2 | 7.7 | 6.7 |
| Average temperature (°C) | 1.6 | 1.0 | 3.4 | 7.9 | 17.1 | 20.1 | 25.0 | 23.3 | 17.5 | 11.4 | 3.6 | 3.0 |
| Average night temperature (°C) | -0.9 | -2.2 | -0.3 | 3.5 | 11.2 | 13.7 | 17.8 | 17.2 | 12.5 | 7.3 | 0.7 | 0.6 |
| Absolute minimum temperature (°C) | -11.0 | -13.0 | -8.5 | -2.2 | 6.1 | 6.8 | 13.4 | 11.1 | 6.6 | -5.4 | -6.2 | -3.9 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.8 | 15.4 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 5.1 | 5.9 | 8.0 | 9.3 | 12.3 | 13.3 | 14.1 | 10.9 | 9.4 | 7.8 | 5.3 | 4.1 |
| Precipitation (mm) | 33 | 45 | 48 | 56 | 27 | 14 | 0 | 33 | 21 | 27 | 77 | 69 |
| Sunny days | 13 | 12 | 8 | 12 | 15 | 22 | 30 | 21 | 18 | 21 | 15 | 13 |
| Rainy days | 15 | 11 | 20 | 18 | 16 | 8 | 1 | 10 | 12 | 9 | 15 | 17 |
| Snow days | 3 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Whitman County during the most sunny months:
Months with the longest average daylight duration in Whitman County:
The largest precipitation sum in Whitman County is at