Castle Rock Weather Forecast

    • 16
    • 38

    Mostly Cloudy

    • 26
    • 35

    Mostly Sunny

    • 22
    • 53

    Partly Sunny

    • 25
    • 46

    Mostly Sunny

    • 30
    • 59

    Partly Sunny

    • 27
    • 59

    Partly Sunny

    • 25
    • 53

    Partly Sunny

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

Partly cloudy. Patchy blowing dust in the afternoon. Windy. Highs in the mid to upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 35 Mph, increasing to 20 to 30 Mph with Gusts up to 45 Mph in the afternoon.

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

Mostly cloudy. Slight chance of snow after midnight. Lows 12 to 16. North Winds 20 to 25 Mph with Gusts up to 35 Mph, Diminishing to 10 to 15 Mph with Gusts up to 20 Mph after midnight. Chance of snow 20 percent.

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Castle Rock Temperature Statistics

January Temperature

Denver - Centennial Airport (12.4 miles)

  • Lowest 9 January, 2026

    12.9 °F

  • Average January

    41.9 °F

  • Highest 4 January, 2026

    66.9 °F

Climate (2021–Present)

Denver - Centennial Airport (12.4 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    65.2 °F
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