Currently: 38 °F. Passing clouds. (Weather station: Centennial Airport, USA). See more current weatherAnnual Weather Averages Near Castle Rock
Averages are for Centennial Airport, which is 14 miles from Castle Rock.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Castle Rock
High Temp: 89 °F
Low Temp: 19 °F
Mean Temp: 51 °F
Precipitation: 1.32"
Humidity: 48%
Dew Point: 29 °F
Wind: 11 mph
Pressure: 29.99 "Hg
Visibility: 13 mi
January Climate & Weather Averages in Castle Rock
High Temp: 46 °F
Low Temp: 19 °F
Mean Temp: 32 °F
Precipitation: 0.43"
Humidity: 52%
Dew Point: 14 °F
Wind: 11 mph
Pressure: 30.07 "Hg
Visibility: 13 mi
February Climate & Weather Averages in Castle Rock
High Temp: 47 °F
Low Temp: 20 °F
Mean Temp: 33 °F
Precipitation: 0.52"
Humidity: 53%
Dew Point: 15 °F
Wind: 11 mph
Pressure: 30.02 "Hg
Visibility: 13 mi
March Climate & Weather Averages in Castle Rock
High Temp: 55 °F
Low Temp: 27 °F
Mean Temp: 41 °F
Precipitation: 1.17"
Humidity: 48%
Dew Point: 20 °F
Wind: 12 mph
Pressure: 29.99 "Hg
Visibility: 13 mi
April Climate & Weather Averages in Castle Rock
High Temp: 61 °F
Low Temp: 33 °F
Mean Temp: 47 °F
Precipitation: 1.89"
Humidity: 49%
Dew Point: 26 °F
Wind: 13 mph
Pressure: 29.93 "Hg
Visibility: 13 mi
May Climate & Weather Averages in Castle Rock
High Temp: 70 °F
Low Temp: 42 °F
Mean Temp: 56 °F
Precipitation: 2.18"
Humidity: 52%
Dew Point: 37 °F
Wind: 12 mph
Pressure: 29.91 "Hg
Visibility: 14 mi
June Climate & Weather Averages in Castle Rock
High Temp: 83 °F
Low Temp: 52 °F
Mean Temp: 67 °F
Precipitation: 2.01"
Humidity: 45%
Dew Point: 43 °F
Wind: 11 mph
Pressure: 29.88 "Hg
Visibility: 15 mi
July Climate & Weather Averages in Castle Rock
High Temp: 89 °F
Low Temp: 58 °F
Mean Temp: 73 °F
Precipitation: 2.04"
Humidity: 44%
Dew Point: 48 °F
Wind: 10 mph
Pressure: 29.94 "Hg
Visibility: 14 mi
August Climate & Weather Averages in Castle Rock
High Temp: 86 °F
Low Temp: 56 °F
Mean Temp: 71 °F
Precipitation: 2.18"
Humidity: 46%
Dew Point: 47 °F
Wind: 10 mph
Pressure: 29.97 "Hg
Visibility: 13 mi
September Climate & Weather Averages in Castle Rock
High Temp: 79 °F
Low Temp: 48 °F
Mean Temp: 64 °F
Precipitation: 1.41"
Humidity: 44%
Dew Point: 39 °F
Wind: 10 mph
Pressure: 29.98 "Hg
Visibility: 13 mi
October Climate & Weather Averages in Castle Rock
High Temp: 66 °F
Low Temp: 36 °F
Mean Temp: 51 °F
Precipitation: 0.99"
Humidity: 47%
Dew Point: 29 °F
Wind: 10 mph
Pressure: 30.01 "Hg
Visibility: 13 mi
November Climate & Weather Averages in Castle Rock
High Temp: 54 °F
Low Temp: 26 °F
Mean Temp: 40 °F
Precipitation: 0.61"
Humidity: 48%
Dew Point: 19 °F
Wind: 10 mph
Pressure: 30.06 "Hg
Visibility: 12 mi
December Climate & Weather Averages in Castle Rock
High Temp: 46 °F
Low Temp: 19 °F
Mean Temp: 32 °F
Precipitation: 0.38"
Humidity: 51%
Dew Point: 14 °F
Wind: 11 mph
Pressure: 30.06 "Hg
Visibility: 13 mi