McCartney Lake Weather Forecast

    • 43
    • 62

    Mostly Sunny

    • 51
    • 66

    Mostly Sunny

    • 43
    • 67

    Mostly Sunny

    • 43
    • 64

    Sunny

    • 53
    • 66

    Partly Sunny

    • 52
    • 72

    Mostly Sunny

Today 2 Oct Grant

Sunny. Highs in the lower 60s. North Winds 5 to 10 Mph.

Tonight 2 Oct Grant

Mostly clear. Lows in the lower 40s. North Winds around 5 Mph, becoming east after midnight.

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McCartney Lake Temperature Statistics

October Temperature

Dubuque Regional Airport (21.1 miles)

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  • Average October

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Climate (2021–2026)

Dubuque Regional Airport (21.1 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.4 °F
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