Castle Rock Weather Forecast

    • 48
    • 79

    Chance Thunderstorms

    • 40
    • 70

    Rain Showers Likely

    • 31
    • 49

    Rain/Snow

    • 36
    • 52

    Rain Showers

    • 40
    • 59

    Rain Showers Likely

    • 41
    • 64

    Chance Thunderstorms

    • 46
    • 72

    Slight Chance Thunderstorms

Today 16 May Elbert/Central and East Douglas Counties Above 6000 Feet

Mostly cloudy with a 40 percent chance of Thunderstorms. Highs 75 to 81. South Winds 10 to 15 Mph with Gusts up to 20 Mph.

Tonight 16 May Elbert/Central and East Douglas Counties Above 6000 Feet

Partly cloudy. Slight chance of Thunderstorms early in the evening. Lows in the mid to upper 40s. Chance of precipitation 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

    56.2 °F

  • Highest 13 May, 2026

    85.6 °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

    65.9 °F
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