McCarthy Lake Weather Forecast

    • 18
    • 47

    Breezy

    • 20
    • 45

    Partly Sunny

    • 30
    • 52

    Partly Sunny

    • 26
    • 59

    Breezy

    • 23
    • 48

    Chance Rain/Snow

    • 12
    • 37

    Slight Chance Rain/Snow

    • 10
    • 30

    Mostly Cloudy

Today 6 Dec Morrill

Mostly sunny. Highs in the upper 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 6 Dec Morrill

Mostly cloudy. A slight chance of rain and snow this evening. Cold with Lows in the lower 20s. North Winds 10 to 15 Mph, becoming west 5 to 10 Mph after midnight. Chance of precipitation 20 percent.

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McCarthy Lake Temperature Statistics

December Temperature

Alliance, Alliance Municipal Airport (8.1 miles)

  • Lowest 1 December, 2025

    1 °F

  • Average December

    22.1 °F

  • Highest 4 December, 2025

    41 °F

Climate (2020–Present)

Alliance, Alliance Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    63.8 °F
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