Castle Rock Weather Forecast

    • 50
    • 82

    Slight Chance Thunderstorms

    • 47
    • 79

    Chance Thunderstorms

    • 40
    • 71

    Rain/Snow

    • 31
    • 50

    Rain/Snow

    • 36
    • 55

    Rain Showers Likely

    • 42
    • 64

    Chance Thunderstorms

    • 46
    • 71

    Chance Thunderstorms

Today 15 May Elbert/Central and East Douglas Counties Above 6000 Feet

Partly cloudy with a 20 percent chance of Thunderstorms. Highs 77 to 83. East Winds 10 to 15 Mph.

Tonight 15 May Elbert/Central and East Douglas Counties Above 6000 Feet

Mostly cloudy with a slight chance of Thunderstorms early in the Evening, then mostly cloudy with a slight chance of Showers overnight. Lows in the mid 40s to lower 50s. Southeast Winds 10 to 15 Mph in the Evening, becoming light. 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 6 May, 2026

    29.6 °F

  • Average May

    54.9 °F

  • Highest 13 May, 2026

    84.9 °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

    65.9 °F
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