McCartney Lake Weather Forecast

    • 44
    • 56

    Chance Rain

    • 34
    • 60

    Partly Sunny

    • 22
    • 43

    Rain Likely

    • 19
    • 33

    Partly Sunny

    • 23
    • 37

    Partly Sunny

    • 33
    • 49

    Partly Sunny

Today 6 Nov Grant

Mostly cloudy. Highs in the mid 50s. South Winds 10 to 15 Mph. Gusts up to 30 Mph this afternoon.

Tonight 6 Nov Grant

Mostly cloudy. A chance of rain in the evening. Warmer with Lows in the lower 40s. South Winds 10 to 20 Mph with Gusts up to 30 Mph, becoming southwest 5 to 10 Mph after midnight. Chance of rain 50 percent.

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McCartney Lake Temperature Statistics

November Temperature

Dubuque Regional Airport (21.1 miles)

  • Lowest 2 November, 2025

    27 °F

  • Average November

    43.8 °F

  • Highest 4 November, 2025

    63 °F

Climate (2020–Present)

Dubuque Regional Airport (21.1 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    49.9 °F

  • Average High 2020–2025

    59.2 °F
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