Average annual temperature is 14.0 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -8.3 °C
Number of sunny days: 181 days
Number of rainy days: 181 days
Number of snow days: 3 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) | 17.0 | 22.4 | 24.4 | 27.8 | 29.3 | 32.5 | 34.7 | 35.3 | 32.6 | 29.3 | 25.2 | 16.0 |
| Average daytime temperature (°C) | 8.9 | 12.8 | 13.4 | 19.5 | 24.0 | 27.5 | 30.1 | 28.6 | 27.2 | 20.4 | 13.8 | 9.8 |
| Average temperature (°C) | 4.6 | 6.4 | 7.1 | 12.7 | 17.7 | 21.3 | 24.6 | 23.3 | 20.9 | 15.0 | 8.2 | 5.1 |
| Average night temperature (°C) | 1.4 | 1.9 | 2.3 | 7.0 | 12.2 | 16.0 | 20.1 | 18.8 | 15.7 | 10.8 | 4.1 | 1.8 |
| Absolute minimum temperature (°C) | -6.0 | -8.3 | -6.7 | -0.8 | 3.8 | 11.0 | 16.0 | 13.1 | 12.2 | -2.4 | -6.1 | -7.1 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.4 | 7.5 | 8.1 | 9.6 | 10.9 | 10.7 | 11.7 | 10.9 | 10.7 | 7.7 | 7.8 | 5.6 |
| Precipitation (mm) | 118 | 53 | 162 | 93 | 47 | 115 | 77 | 84 | 24 | 82 | 35 | 60 |
| Sunny days | 7 | 16 | 15 | 16 | 17 | 17 | 8 | 15 | 14 | 18 | 23 | 15 |
| Rainy days | 22 | 12 | 15 | 14 | 14 | 13 | 23 | 16 | 16 | 13 | 7 | 16 |
| Snow days | 2 | 0 | 1 | 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