Average annual temperature is 18.2 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 207 days
Number of rainy days: 158 days
Look at detailed online map of Union Valley
* Weather data for Union 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) | 22.2 | 24.9 | 25.8 | 28.1 | 31.2 | 37.9 | 37.3 | 38.8 | 37.2 | 32.3 | 27.8 | 19.9 |
| Average daytime temperature (°C) | 13.8 | 15.7 | 17.7 | 22.0 | 27.7 | 32.3 | 33.5 | 33.9 | 30.8 | 24.3 | 17.2 | 13.8 |
| Average temperature (°C) | 9.0 | 9.9 | 12.6 | 16.4 | 22.1 | 26.5 | 27.9 | 28.5 | 25.0 | 19.1 | 11.8 | 8.7 |
| Average night temperature (°C) | 5.4 | 5.9 | 8.1 | 11.7 | 17.1 | 21.6 | 23.5 | 23.9 | 20.1 | 14.8 | 7.5 | 5.0 |
| Absolute minimum temperature (°C) | -3.1 | -3.5 | -2.7 | 6.0 | 8.7 | 18.0 | 18.3 | 18.6 | 15.1 | 1.1 | -1.1 | -1.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 6.0 | 7.8 | 8.2 | 11.0 | 12.4 | 11.2 | 11.3 | 10.4 | 7.8 | 7.8 | 7.2 |
| Precipitation (mm) | 220 | 112 | 254 | 168 | 80 | 58 | 123 | 52 | 33 | 118 | 57 | 75 |
| Sunny days | 17 | 13 | 15 | 13 | 16 | 13 | 14 | 21 | 21 | 19 | 23 | 22 |
| Rainy days | 14 | 15 | 16 | 17 | 15 | 17 | 17 | 10 | 9 | 12 | 7 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Union Valley during the most sunny months:
The largest precipitation sum in Union Valley is at