Best year time to visit Castle Rock

General weather information about Castle Rock

Average annual temperature is 7.8 °C

Absolute maximum temperature: 34.8 °C

Absolute minimum temperature: -30.8 °C

Number of sunny days: 191

Number of rainy days: 125

Number of snow days: 49

Average annual precipitation: 742 mm

Look at detailed online map of Castle Rock

* Weather data for Castle Rock United States is based on climate observations for 2023 year

Castle Rock air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 12.9 13 17.9 26.8 26.5 31.9 34.8 33.4 32.8 26.5 22.3 14.8
Average daytime temperature (°C) 2 7 9 15.9 20.4 23.1 29.2 28.6 25.6 18.4 12.7 5.8
Average temperature (°C) -5.6 -2.9 0.6 6.2 12.4 15.3 20.4 20 16.3 9.2 3 -2.5
Average night temperature (°C) -11.2 -9.5 -6 -1.6 5.4 8.6 12.4 12.8 8 1.8 -3.1 -7.6
Absolute minimum temperature (°C) -30.8 -26.5 -16.7 -10 -0.4 4 7.2 8.9 3.5 -12.8 -13.2 -19.3

Castle Rock monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.2 11.3 12.6 13.8 14.7 15 14.9 14.2 13.1 11.8 10.5 9.6
Daylight mean duration (h) 9.8 10.7 12 13.3 14.3 14.9 14.6 13.7 12.5 11.2 10 9.5
Daylight minimum duration (h) 9.5 10.2 11.3 12.7 13.9 14.8 14.3 13.1 11.8 10.6 9.6 9.4
Sunshine mean duration (h) 7.1 8.9 10 10.1 10.4 11.5 12.9 11.3 10.7 9.4 7.9 7
Precipitation (mm) 39 16 19 75 171 153 61 76 76 14 14 27
Sunny days 14 20 17 15 7 6 14 11 21 23 24 19
Rainy days 1 3 6 11 24 24 17 20 9 6 2 2
Snow days 16 5 8 4 2 4 10

Castle Rock - weather forecast by months

January February March April May June July August September October November December

Best time to visit Castle Rock:

The best time to visit Castle Rock during the most sunny months:

  • July — 12.9(h)

The largest precipitation sum in Castle Rock is at

  • May — 171(mm)
  • June — 153(mm)

Weather forecast in the closest to Castle Rock admin centers