Average annual temperature is 15.8 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: -7.9 °C
Number of sunny days: 205 days
Number of rainy days: 159 days
Number of snow days: 1 day
Look at detailed online map of Castor
* Weather data for Castor 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) | 20.6 | 22.5 | 23.7 | 28.1 | 31.4 | 37.1 | 36.8 | 37.9 | 33.3 | 30.7 | 26.1 | 18.9 |
| Average daytime temperature (°C) | 10.7 | 13.0 | 14.8 | 21.0 | 27.0 | 31.4 | 32.3 | 31.2 | 28.9 | 22.1 | 15.3 | 11.6 |
| Average temperature (°C) | 5.5 | 7.1 | 8.8 | 14.6 | 20.6 | 24.7 | 26.5 | 25.6 | 22.5 | 16.4 | 9.5 | 6.8 |
| Average night temperature (°C) | 1.7 | 2.6 | 4.0 | 8.8 | 14.7 | 18.1 | 21.5 | 21.1 | 17.1 | 11.7 | 4.8 | 3.0 |
| Absolute minimum temperature (°C) | -7.7 | -7.9 | -6.3 | 1.3 | 6.6 | 12.5 | 16.3 | 15.7 | 12.7 | -3.0 | -3.3 | -5.2 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 5.7 | 7.3 | 7.4 | 10.2 | 11.1 | 12.8 | 11.3 | 10.1 | 10.5 | 8.0 | 7.7 | 6.5 |
| Precipitation (mm) | 166 | 135 | 202 | 84 | 45 | 51 | 107 | 126 | 55 | 67 | 12 | 57 |
| Sunny days | 13 | 16 | 15 | 17 | 17 | 18 | 9 | 16 | 17 | 22 | 25 | 20 |
| Rainy days | 18 | 11 | 16 | 13 | 14 | 12 | 22 | 15 | 13 | 9 | 5 | 11 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castor during the most sunny months:
The largest precipitation sum in Castor is at