Average annual temperature is 15.0 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: -12.7 °C
Number of sunny days: 238 days
Number of rainy days: 123 days
Number of snow days: 4 days
Look at detailed online map of Township of Castleton
* Weather data for Township of Castleton 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) | 14.7 | 19.2 | 25.6 | 31.6 | 31.6 | 38.2 | 37.3 | 41.1 | 36.2 | 31.4 | 21.8 | 18.2 |
| Average daytime temperature (°C) | 8.0 | 11.0 | 14.6 | 22.7 | 25.8 | 29.9 | 33.0 | 34.1 | 30.1 | 21.7 | 13.7 | 10.0 |
| Average temperature (°C) | 2.1 | 3.5 | 7.6 | 14.8 | 19.7 | 24.1 | 27.2 | 27.8 | 23.9 | 15.8 | 8.1 | 5.0 |
| Average night temperature (°C) | -1.9 | -2.0 | 2.3 | 8.7 | 14.5 | 19.0 | 22.0 | 22.1 | 18.7 | 10.9 | 3.4 | 1.4 |
| Absolute minimum temperature (°C) | -12.7 | -12.3 | -7.6 | -1.4 | 4.9 | 15.0 | 16.3 | 15.7 | 13.9 | -4.2 | -8.5 | -4.2 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.2 | 9.0 | 8.8 | 10.1 | 10.2 | 11.9 | 11.8 | 12.1 | 10.0 | 8.6 | 7.6 | 5.8 |
| Precipitation (mm) | 31 | 23 | 9 | 17 | 107 | 70 | 104 | 31 | 43 | 58 | 36 | 54 |
| Sunny days | 23 | 24 | 21 | 19 | 14 | 10 | 18 | 21 | 24 | 22 | 24 | 18 |
| Rainy days | 8 | 3 | 10 | 11 | 17 | 20 | 13 | 10 | 6 | 9 | 4 | 12 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The best time to visit Township of Castleton during the most sunny months:
The largest precipitation sum in Township of Castleton is at