Average annual temperature is 9.2 °C
Absolute maximum temperature: 30.0 °C
Absolute minimum temperature: -23.1 °C
Number of sunny days: 110 days
Number of rainy days: 216 days
Number of snow days: 39 days
Look at detailed online map of West Valley
* Weather data for West Valley 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) | 12.6 | 16.1 | 13.8 | 27.2 | 29.2 | 29.9 | 30.0 | 28.9 | 29.6 | 26.7 | 15.1 | 13.5 |
| Average daytime temperature (°C) | 3.3 | 5.7 | 5.1 | 15.6 | 18.9 | 22.3 | 25.4 | 23.1 | 21.1 | 14.8 | 7.2 | 5.7 |
| Average temperature (°C) | -0.3 | -0.7 | 0.3 | 8.8 | 12.6 | 17.1 | 20.4 | 18.4 | 16.2 | 11.0 | 3.2 | 2.4 |
| Average night temperature (°C) | -3.0 | -5.2 | -3.3 | 3.8 | 7.1 | 12.7 | 16.4 | 14.8 | 12.7 | 8.1 | 0.1 | 0.0 |
| Absolute minimum temperature (°C) | -10.6 | -23.1 | -10.5 | -6.9 | 0.2 | 8.5 | 12.9 | 10.1 | 7.8 | -0.6 | -8.8 | -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 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.2 | 5.5 | 5.4 | 8.1 | 11.1 | 10.5 | 11.3 | 9.8 | 9.0 | 5.2 | 5.2 | 3.0 |
| Precipitation (mm) | 145 | 88 | 120 | 109 | 51 | 90 | 112 | 125 | 40 | 92 | 96 | 106 |
| Sunny days | 3 | 7 | 6 | 9 | 19 | 9 | 6 | 6 | 17 | 11 | 7 | 10 |
| Rainy days | 14 | 15 | 15 | 20 | 12 | 21 | 25 | 25 | 13 | 20 | 19 | 17 |
| Snow days | 14 | 6 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 |
The best time to visit West Valley during the most sunny months:
The largest precipitation sum in West Valley is at