Average annual temperature is 17.3 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -4.3 °C
Number of sunny days: 181 days
Number of rainy days: 184 days
Look at detailed online map of Galena
* Weather data for Galena 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) | 21.6 | 25.4 | 26.3 | 28.6 | 31.5 | 35.6 | 35.2 | 37.8 | 31.9 | 31.5 | 26.4 | 19.7 |
| Average daytime temperature (°C) | 13.6 | 16.0 | 18.0 | 21.3 | 27.1 | 31.5 | 31.9 | 32.2 | 29.7 | 24.5 | 17.4 | 13.6 |
| Average temperature (°C) | 8.9 | 10.2 | 12.2 | 15.1 | 20.9 | 24.8 | 26.6 | 26.5 | 23.3 | 18.5 | 11.6 | 8.1 |
| Average night temperature (°C) | 5.3 | 6.2 | 7.6 | 10.2 | 15.5 | 19.5 | 22.3 | 22.1 | 18.2 | 13.5 | 7.0 | 4.1 |
| Absolute minimum temperature (°C) | -3.3 | -4.3 | -4.2 | 4.3 | 7.0 | 15.7 | 18.9 | 16.9 | 13.8 | 0.9 | -1.3 | -2.6 |
| 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) | 5.8 | 5.8 | 7.8 | 8.2 | 11.4 | 12.2 | 11.4 | 10.4 | 10.9 | 8.3 | 7.0 | 7.0 |
| Precipitation (mm) | 184 | 132 | 197 | 189 | 51 | 112 | 126 | 100 | 37 | 29 | 61 | 47 |
| Sunny days | 14 | 13 | 14 | 10 | 11 | 12 | 8 | 18 | 17 | 21 | 23 | 20 |
| Rainy days | 17 | 15 | 17 | 20 | 20 | 18 | 23 | 13 | 13 | 10 | 7 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Galena during the most sunny months:
The largest precipitation sum in Galena is at