Average annual temperature is 7.7 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -14.9 °C
Number of sunny days: 172 days
Number of rainy days: 138 days
Number of snow days: 55 days
Look at detailed online map of Wallowa County
* Weather data for Wallowa 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) | 10.4 | 9.0 | 10.4 | 24.9 | 27.0 | 26.8 | 32.3 | 33.8 | 27.4 | 24.8 | 14.6 | 13.0 |
| Average daytime temperature (°C) | 3.7 | 4.9 | 4.5 | 10.4 | 19.8 | 20.9 | 28.0 | 25.9 | 20.8 | 15.1 | 8.2 | 5.7 |
| Average temperature (°C) | -0.7 | -0.7 | -0.8 | 3.6 | 12.2 | 14.5 | 19.9 | 18.9 | 13.4 | 8.2 | 2.6 | 0.7 |
| Average night temperature (°C) | -3.7 | -4.4 | -5.0 | -2.2 | 4.9 | 7.6 | 11.0 | 11.8 | 7.1 | 3.3 | -1.4 | -2.5 |
| Absolute minimum temperature (°C) | -13.9 | -10.7 | -13.8 | -14.9 | -0.7 | -1.0 | 6.4 | 6.6 | 0.2 | -6.7 | -7.5 | -10.1 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 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) | 4.9 | 6.0 | 7.2 | 9.2 | 12.2 | 12.5 | 13.9 | 11.5 | 9.5 | 8.1 | 6.1 | 5.4 |
| Precipitation (mm) | 24 | 34 | 71 | 86 | 64 | 73 | 0 | 64 | 25 | 47 | 51 | 54 |
| Sunny days | 12 | 9 | 6 | 9 | 10 | 8 | 30 | 21 | 19 | 19 | 14 | 15 |
| Rainy days | 8 | 7 | 11 | 12 | 21 | 22 | 1 | 10 | 11 | 9 | 13 | 13 |
| Snow days | 11 | 12 | 14 | 9 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 |
The best time to visit Wallowa County during the most sunny months:
Months with the longest average daylight duration in Wallowa County:
The largest precipitation sum in Wallowa County is at