Average annual temperature is 7.6 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -34.4 °C
Number of sunny days: 220 days
Number of rainy days: 104 days
Number of snow days: 41 days
Look at detailed online map of Township of Castle Rock
* Weather data for Township of Castle Rock 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) | 4.2 | 13.8 | 4.0 | 28.0 | 28.4 | 32.5 | 35.6 | 36.2 | 34.7 | 28.1 | 14.4 | 14.1 |
| Average daytime temperature (°C) | -2.0 | 0.9 | -3.1 | 11.4 | 23.0 | 26.6 | 28.5 | 28.4 | 23.9 | 12.7 | 6.9 | 4.5 |
| Average temperature (°C) | -6.6 | -5.3 | -7.9 | 4.1 | 16.1 | 20.6 | 21.9 | 21.8 | 17.4 | 7.1 | 1.5 | -0.7 |
| Average night temperature (°C) | -10.1 | -10.1 | -11.8 | -1.5 | 9.7 | 14.6 | 15.4 | 16.1 | 12.0 | 3.0 | -2.6 | -4.1 |
| Absolute minimum temperature (°C) | -25.4 | -34.4 | -22.7 | -13.4 | -1.6 | 9.1 | 7.4 | 11.6 | 6.4 | -18.7 | -13.0 | -9.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 4.4 | 7.7 | 7.5 | 9.9 | 11.3 | 12.1 | 13.5 | 10.6 | 10.2 | 7.3 | 7.6 | 5.7 |
| Precipitation (mm) | 9 | 17 | 39 | 16 | 63 | 107 | 39 | 59 | 76 | 47 | 3 | 18 |
| Sunny days | 20 | 18 | 15 | 20 | 14 | 14 | 12 | 22 | 20 | 18 | 23 | 24 |
| Rainy days | 3 | 3 | 2 | 7 | 17 | 16 | 19 | 9 | 10 | 12 | 3 | 3 |
| Snow days | 8 | 7 | 14 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 4 |
The best time to visit Township of Castle Rock during the most sunny months:
Months with the longest average daylight duration in Township of Castle Rock:
The largest precipitation sum in Township of Castle Rock is at