Average annual temperature is 14.0 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: -3.2 °C
Number of sunny days: 261 days
Number of rainy days: 99 days
Number of snow days: 5 days
Look at detailed online map of Caswell
* Weather data for Caswell 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) | 15.5 | 16.8 | 15.3 | 30.1 | 31.0 | 37.1 | 39.9 | 36.4 | 32.7 | 31.6 | 26.8 | 20.2 |
| Average daytime temperature (°C) | 9.9 | 10.7 | 10.5 | 20.4 | 21.6 | 24.6 | 34.5 | 30.7 | 26.0 | 24.3 | 17.4 | 14.2 |
| Average temperature (°C) | 5.5 | 5.1 | 5.8 | 13.1 | 15.1 | 17.1 | 27.0 | 23.3 | 19.0 | 16.6 | 10.8 | 8.5 |
| Average night temperature (°C) | 2.7 | 1.4 | 2.4 | 7.7 | 10.1 | 11.6 | 19.6 | 17.1 | 13.7 | 11.3 | 6.3 | 5.0 |
| Absolute minimum temperature (°C) | -1.4 | -2.6 | -3.2 | -0.7 | 3.5 | 8.1 | 12.7 | 13.4 | 9.2 | 5.8 | 1.4 | 0.7 |
| 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) | 6.3 | 8.3 | 8.2 | 11.8 | 11.8 | 12.8 | 13.2 | 11.7 | 10.6 | 10.2 | 8.9 | 7.1 |
| Precipitation (mm) | 353 | 159 | 161 | 2 | 22 | 7 | 0 | 93 | 36 | 4 | 12 | 78 |
| Sunny days | 15 | 15 | 10 | 27 | 19 | 23 | 31 | 24 | 24 | 28 | 24 | 21 |
| Rainy days | 16 | 10 | 20 | 2 | 12 | 7 | 0 | 7 | 6 | 3 | 6 | 10 |
| Snow days | 0 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Caswell during the most sunny months:
The largest precipitation sum in Caswell is at