Castle Rock Lake Weather Forecast

    • 47
    • 64

    Rain Showers

    • 43
    • 58

    Rain Showers Likely

    • 37
    • 55

    Chance Rain Showers

    • 40
    • 63

    Mostly Sunny

    • 46
    • 73

    Mostly Sunny

    • 48
    • 73

    Mostly Sunny

    • 49
    • 76

    Partly Sunny

Today 30 Apr Juneau

Partly sunny. Highs in the mid 60s. Southeast Winds 5 to 10 Mph.

Tonight 30 Apr Juneau

Cloudy. A chance of Showers. Warmer with Lows in the mid 40s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Lake Temperature Statistics

April Temperature

New Lisbon Mauston Airport (11.8 miles)

  • Lowest 8 April, 2025

    16.9 °F

  • Average April

    45.4 °F

  • Highest 28 April, 2025

    81.9 °F

Climate (2020–Present)

New Lisbon Mauston Airport (11.8 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    47.8 °F

  • Average High 2020–2025

    57.5 °F
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