Average annual temperature is 12.4 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -10.1 °C
Number of sunny days: 170
Number of rainy days: 184
Number of snow days: 11
Average annual precipitation: 978 mm
Look at detailed online map of Union
* Weather data for Union United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.5 | 19.8 | 21.5 | 26 | 30.4 | 32.2 | 32.4 | 31.8 | 32.8 | 28.9 | 23.5 | 16 |
| Average daytime temperature (°C) | 6 | 10.7 | 10.9 | 17.2 | 22.3 | 26.1 | 28.3 | 27.2 | 25.4 | 18.5 | 11.9 | 8.6 |
| Average temperature (°C) | 2.4 | 4 | 4.8 | 11 | 16.2 | 20.5 | 23.3 | 22.1 | 19.6 | 13.6 | 6.1 | 4.4 |
| Average night temperature (°C) | -0.7 | -0.5 | 0.3 | 5.6 | 10.4 | 15 | 18.8 | 17.3 | 14.4 | 9.5 | 2.1 | 1.1 |
| Absolute minimum temperature (°C) | -9.9 | -10.1 | -8.1 | -0.1 | 2.3 | 9.9 | 14.8 | 11.5 | 9.4 | -2.9 | -8.3 | -5.3 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.1 | 11.3 | 12.6 | 13.9 | 14.8 | 15 | 15 | 14.3 | 13.1 | 11.8 | 10.5 | 9.6 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12 | 13.3 | 14.4 | 15 | 14.7 | 13.7 | 12.5 | 11.2 | 10 | 9.4 |
| Daylight minimum duration (h) | 9.4 | 10.2 | 11.3 | 12.7 | 13.9 | 14.8 | 14.3 | 13.1 | 11.8 | 10.5 | 9.6 | 9.3 |
| Sunshine mean duration (h) | 5.2 | 7.6 | 8.3 | 9.1 | 10.3 | 10.3 | 11.9 | 11.1 | 9.7 | 7.8 | 7.6 | 5.3 |
| Precipitation (mm) | 121 | 54 | 148 | 79 | 84 | 102 | 113 | 101 | 31 | 78 | 29 | 38 |
| Sunny days | 7 | 16 | 15 | 15 | 18 | 11 | 6 | 15 | 20 | 12 | 23 | 12 |
| Rainy days | 18 | 11 | 13 | 15 | 13 | 19 | 25 | 16 | 10 | 18 | 7 | 19 |
| Snow days | 6 | 1 | 3 | 1 |
The best time to visit Union during the most sunny months:
The largest precipitation sum in Union is at