Average annual temperature is 7.2 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: -30.4 °C
Number of sunny days: 171 days
Number of rainy days: 136 days
Number of snow days: 58 days
Look at detailed online map of Ravalli County
* Weather data for Ravalli 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) | 7.5 | 10.2 | 10.4 | 24.8 | 27.7 | 29.7 | 34.1 | 36.0 | 28.8 | 25.9 | 14.7 | 14.2 |
| Average daytime temperature (°C) | 1.8 | 4.8 | 4.7 | 11.5 | 21.3 | 21.7 | 29.7 | 28.3 | 22.9 | 16.3 | 9.6 | 7.6 |
| Average temperature (°C) | -5.2 | -3.2 | -1.5 | 3.9 | 12.7 | 14.7 | 20.2 | 19.5 | 14.0 | 7.9 | 2.2 | 0.3 |
| Average night temperature (°C) | -11.2 | -8.8 | -6.9 | -2.7 | 4.2 | 7.0 | 10.0 | 11.1 | 6.2 | 1.9 | -2.5 | -3.7 |
| Absolute minimum temperature (°C) | -30.4 | -17.5 | -16.4 | -13.2 | -2.0 | -0.1 | 6.0 | 7.1 | 0.8 | -13.0 | -8.2 | -12.3 |
| 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 | 10.4 | 11.9 | 13.6 | 15.0 | 15.7 | 15.3 | 14.1 | 12.5 | 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 | 6.6 | 7.5 | 9.4 | 12.4 | 12.2 | 13.9 | 11.4 | 10.0 | 7.9 | 6.4 | 5.3 |
| Precipitation (mm) | 31 | 36 | 61 | 89 | 75 | 50 | 5 | 45 | 27 | 74 | 31 | 33 |
| Sunny days | 15 | 12 | 10 | 10 | 13 | 5 | 22 | 17 | 15 | 18 | 16 | 18 |
| Rainy days | 4 | 5 | 5 | 9 | 18 | 25 | 9 | 14 | 15 | 11 | 13 | 8 |
| Snow days | 12 | 11 | 16 | 11 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 5 |
The best time to visit Ravalli County during the most sunny months:
Months with the longest average daylight duration in Ravalli County:
The largest precipitation sum in Ravalli County is at