McCartney Lake Weather Forecast

    • 37
    • 55

    Chance Rain

    • 26
    • 45

    Chance Rain

    • 32
    • 38

    Mostly Cloudy

    • 24
    • 51

    Mostly Cloudy

    • 14
    • 33

    Mostly Cloudy

    • 20
    • 28

    Mostly Cloudy

    • 17
    • 33

    Chance Snow

Today 30 Jan Grant

Mostly sunny. Warmer with Highs in the mid 50s. Temperature falling into the lower 50s late. Southwest Winds 5 to 10 Mph.

Tonight 30 Jan Grant

Mostly cloudy. A slight chance of rain after midnight. Lows in the lower 30s. Light Winds, becoming northeast after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McCartney Lake Temperature Statistics

January Temperature

Dubuque Regional Airport (21.1 miles)

  • Lowest 21 January, 2025

    -15.3 °F

  • Average January

    17.7 °F

  • Highest 17 January, 2025

    51.7 °F

Climate (2020–Present)

Dubuque Regional Airport (21.1 miles)

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  • Average Low 2020–2025

    40.2 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.5 °F
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