Galena Lake Weather Forecast

    • 61
    • 74

    Rain Showers

    • 54
    • 67

    Chance Rain Showers

    • 49
    • 63

    Rain Showers Likely

    • 48
    • 62

    Chance Rain Showers

    • 51
    • 65

    Partly Sunny

    • 54
    • 67

    Mostly Cloudy

    • 53
    • 70

    Partly Sunny

Today 19 Sep Jo Daviess

Partly cloudy. Lows in the lower 50s. Highs around 70.

Tonight 19 Sep Jo Daviess

A chance of Thunderstorms early. Showers. Thunderstorms likely. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall early. Some Thunderstorms may produce heavy rainfall. Humid with Lows in the lower 60s. Southeast Winds around 5 Mph, becoming east around 5 Mph this Evening, then increasing to northeast 10 to 15 Mph after midnight. Chance of rain 90 percent.

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Galena Lake Temperature Statistics

September Temperature

Dubuque Regional Airport (18.6 miles)

  • Lowest 14 September, 2026

    48.7 °F

  • Average September

    71.3 °F

  • Highest 1 September, 2026

    91.7 °F

Climate (2021–2026)

Dubuque Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.5 °F
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