McCartney Lake Weather Forecast

    • 73
    • 84

    Thunderstorms

    • 68
    • 92

    Chance Thunderstorms

    • 68
    • 83

    Chance Thunderstorms

    • 69
    • 85

    Chance Thunderstorms

    • 65
    • 84

    Chance Rain Showers

    • 64
    • 83

    Mostly Sunny

Today 4 Jul Grant

Showers and Thunderstorms. Highs in the mid 80s. South Winds 10 to 15 Mph. Chance of precipitation 90 percent.

Tonight 4 Jul Grant

Partly cloudy with a 40 percent chance of Showers and Thunderstorms. Lows in the lower 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McCartney Lake Temperature Statistics

July Temperature

Dubuque Regional Airport (21.1 miles)

  • Lowest 1 July, 2022

    62.1 °F

  • Average July

    73.5 °F

  • Highest 1 July, 2022

    80.1 °F

Climate (2010–Present)

Dubuque Regional Airport (21.1 miles)

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  • Average Low 2010–Present

    39.1 °F

  • Average 2010–Present

    47.8 °F

  • Average High 2010–Present

    56.3 °F
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