Castle Rock Weather Forecast

    • 38
    • 51

    Rain Showers

    • 40
    • 57

    Rain Showers Likely

    • 41
    • 66

    Rain Showers Likely

    • 42
    • 64

    Chance Thunderstorms

    • 45
    • 69

    Chance Thunderstorms

    • 49
    • 77

    Slight Chance Thunderstorms

    • 52
    • 80

    Slight Chance Thunderstorms

Today 19 May Elbert/Central and East Douglas Counties Above 6000 Feet

Mostly cloudy. Slight chance of Showers early in the Afternoon, then a chance of Showers and slight chance of Thunderstorms late in the afternoon. Highs 48 to 54. Southeast Winds 10 to 15 Mph. Chance of rain 30 percent.

Tonight 19 May Elbert/Central and East Douglas Counties Above 6000 Feet

Rain Showers. Lows in the mid to upper 30s. Southeast Winds 10 to 15 Mph with Gusts up to 20 Mph after midnight.

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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

    57.3 °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

    52.6 °F

  • Average High 2021–2026

    65.9 °F
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