Castle Rock County Park Weather Forecast

    • 43
    • 58

    Decreasing Clouds

    • 40
    • 61

    Partly Sunny

    • 42
    • 64

    Mostly Sunny

    • 53
    • 70

    Partly Sunny

    • 55
    • 72

    Chance Rain Showers

    • 48
    • 72

    Mostly Cloudy

Today 5 Sep Adams

Partly sunny with a chance of Sprinkles. Highs in the upper 50s. West Winds 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 5 Sep Adams

Mostly cloudy with a 20 percent chance of rain Showers. Lows in the lower 40s. West Winds 10 to 15 Mph.

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Castle Rock County Park Temperature Statistics

September Temperature

New Lisbon Mauston Airport (11.2 miles)

  • Lowest 3 September, 2025

    45.5 °F

  • Average September

    61.6 °F

  • Highest 2 September, 2025

    76.1 °F

Climate (2020–Present)

New Lisbon Mauston Airport (11.2 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    47.8 °F

  • Average High 2020–2025

    57.5 °F
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