Average annual temperature is 9.0 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -19.6 °C
Number of sunny days: 169 days
Number of rainy days: 157 days
Number of snow days: 39 days
Look at detailed online map of Nez Perce Reservation
* Weather data for Nez Perce Reservation 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) | 11.0 | 8.6 | 11.0 | 25.1 | 26.1 | 27.9 | 33.3 | 35.0 | 27.9 | 25.0 | 12.3 | 13.5 |
| Average daytime temperature (°C) | 3.1 | 4.4 | 4.8 | 11.1 | 19.7 | 21.1 | 28.5 | 26.8 | 20.4 | 14.7 | 7.2 | 5.8 |
| Average temperature (°C) | -0.5 | -0.1 | 0.3 | 5.2 | 14.0 | 16.1 | 22.6 | 21.3 | 14.8 | 9.3 | 2.9 | 1.8 |
| Average night temperature (°C) | -3.1 | -2.9 | -2.6 | 1.4 | 9.5 | 11.6 | 17.0 | 16.4 | 10.7 | 5.8 | 0.0 | -0.7 |
| Absolute minimum temperature (°C) | -19.6 | -14.4 | -6.5 | -4.1 | 3.4 | 3.0 | 13.2 | 11.1 | 4.3 | -5.6 | -6.7 | -6.4 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| 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) | 5.0 | 5.8 | 7.4 | 9.3 | 12.2 | 13.1 | 14.1 | 11.0 | 9.0 | 8.0 | 5.8 | 4.8 |
| Precipitation (mm) | 52 | 35 | 85 | 111 | 84 | 60 | 0 | 89 | 50 | 43 | 64 | 61 |
| Sunny days | 10 | 10 | 7 | 8 | 12 | 14 | 30 | 19 | 17 | 15 | 15 | 12 |
| Rainy days | 14 | 8 | 10 | 17 | 19 | 16 | 1 | 12 | 13 | 15 | 15 | 17 |
| Snow days | 7 | 10 | 14 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 |
The best time to visit Nez Perce Reservation during the most sunny months:
Months with the longest average daylight duration in Nez Perce Reservation:
The largest precipitation sum in Nez Perce Reservation is at