Average annual temperature is 6.1 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -32.1 °C
Number of sunny days: 222 days
Number of rainy days: 97 days
Number of snow days: 46 days
Look at detailed online map of Sun Valley
* Weather data for Sun Valley Canada is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 4.2 | 8.3 | 4.7 | 21.3 | 30.0 | 30.3 | 33.9 | 33.7 | 31.9 | 20.7 | 8.7 | 7.1 |
| Average daytime temperature (°C) | -3.5 | -2.5 | -2.8 | 8.9 | 22.6 | 26.2 | 26.2 | 27.0 | 23.8 | 10.8 | 3.6 | 2.2 |
| Average temperature (°C) | -7.5 | -8.8 | -8.6 | 2.1 | 15.2 | 20.1 | 19.7 | 20.0 | 16.9 | 5.9 | -0.5 | -1.9 |
| Average night temperature (°C) | -10.5 | -13.1 | -13.5 | -2.7 | 8.6 | 14.5 | 13.8 | 14.6 | 11.1 | 2.2 | -3.3 | -4.9 |
| Absolute minimum temperature (°C) | -23.2 | -32.1 | -21.4 | -13.3 | 0.0 | 10.7 | 9.0 | 9.7 | 5.6 | -10.4 | -14.9 | -10.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.6 | 10.0 | 11.9 | 13.8 | 15.5 | 16.4 | 16.0 | 14.5 | 12.6 | 10.7 | 9.0 | 8.1 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.3 | 6.8 | 8.4 | 9.1 | 11.2 | 13.4 | 13.3 | 10.6 | 9.8 | 6.4 | 5.4 | 5.4 |
| Precipitation (mm) | 8 | 8 | 14 | 54 | 43 | 39 | 14 | 32 | 13 | 23 | 18 | 7 |
| Sunny days | 19 | 15 | 23 | 16 | 16 | 14 | 21 | 15 | 21 | 20 | 19 | 23 |
| Rainy days | 4 | 1 | 1 | 8 | 15 | 16 | 10 | 16 | 9 | 7 | 7 | 3 |
| Snow days | 8 | 12 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 5 |
The best time to visit Sun Valley during the most sunny months:
Months with the longest average daylight duration in Sun Valley:
The largest precipitation sum in Sun Valley is at