Castle Rock Weather Forecast

    • 38
    • 66

    Decreasing Clouds

    • 43
    • 68

    Mostly Sunny

    • 43
    • 75

    Slight Chance Thunderstorms

    • 47
    • 71

    Mostly Sunny

    • 51
    • 86

    Mostly Sunny

    • 53
    • 82

    Mostly Sunny

    • 53
    • 85

    Slight Chance Thunderstorms

Today 7 May Elbert/Central and East Douglas Counties Above 6000 Feet

Partly cloudy. Highs 61 to 67.

Tonight 7 May Elbert/Central and East Douglas Counties Above 6000 Feet

Mostly cloudy with a slight chance of Showers in the Evening, then partly cloudy after midnight. Lows in the mid to upper 30s. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Temperature Statistics

May Temperature

Denver - Centennial Airport (12.4 miles)

  • Lowest 5 May, 2026

    30.9 °F

  • Average May

    50.8 °F

  • Highest 3 May, 2026

    72.6 °F

Climate (2021–Present)

Denver - Centennial Airport (12.4 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    65.8 °F
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