Average annual temperature is 14.3 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -7.0 °C
Number of sunny days: 177 days
Number of rainy days: 184 days
Number of snow days: 4 days
Look at detailed online map of Township of Charlestown
* Weather data for Township of Charlestown 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) | 17.1 | 22.5 | 24.3 | 28.0 | 30.4 | 33.3 | 34.6 | 34.5 | 32.7 | 29.7 | 25.6 | 16.1 |
| Average daytime temperature (°C) | 9.1 | 13.3 | 13.7 | 19.8 | 24.4 | 27.9 | 30.3 | 29.3 | 27.7 | 20.7 | 14.2 | 10.1 |
| Average temperature (°C) | 4.8 | 6.7 | 7.5 | 13.0 | 18.1 | 21.7 | 24.9 | 23.9 | 21.4 | 15.3 | 8.4 | 5.4 |
| Average night temperature (°C) | 1.6 | 2.1 | 2.8 | 7.3 | 12.6 | 16.6 | 20.3 | 19.2 | 16.1 | 11.2 | 4.3 | 2.1 |
| Absolute minimum temperature (°C) | -5.1 | -7.0 | -5.6 | 0.2 | 4.2 | 11.4 | 16.3 | 13.7 | 12.6 | -1.2 | -5.7 | -5.9 |
| 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) | 4.7 | 7.6 | 7.9 | 9.6 | 10.6 | 10.6 | 11.5 | 11.1 | 10.6 | 7.7 | 7.9 | 5.3 |
| Precipitation (mm) | 129 | 58 | 163 | 125 | 44 | 84 | 116 | 72 | 27 | 78 | 45 | 53 |
| Sunny days | 5 | 15 | 15 | 15 | 17 | 15 | 8 | 16 | 16 | 20 | 21 | 14 |
| Rainy days | 24 | 13 | 15 | 15 | 14 | 15 | 23 | 15 | 14 | 11 | 9 | 16 |
| Snow days | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Township of Charlestown during the most sunny months:
The largest precipitation sum in Township of Charlestown is at