Castle Rock (CO) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Castle Rock (Colorado). The numbers are calculated over a 30-year period to provide a reliable average.
- Castle Rock has dry periods in January, February and November.
- On average, July is the wettest month with 79 mm of precipitation.
- On average, January is the driest month with 14 mm of precipitation.
- The average amount of annual precipitation is 475 mm.
Current rainfall in Castle Rock (CO)
broken clouds and no rain
partly cloudy and small chance of slight rain
almost clear and chance of rain