Galena Lake Weather Forecast

    • 62
    • 86

    Partly Sunny

    • 62
    • 81

    Mostly Cloudy

    • 62
    • 82

    Chance Thunderstorms

    • 62
    • 82

    Chance Rain Showers

    • 60
    • 81

    Chance Thunderstorms

    • 57
    • 78

    Partly Sunny

Today 18 Sep Jo Daviess

Mostly sunny. Highs in the mid 80s. Southeast Winds around 5 Mph.

Tonight 18 Sep Jo Daviess

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers after midnight. Lows in the lower 60s. East Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Galena Lake Temperature Statistics

September Temperature

Dubuque Regional Airport (18.6 miles)

  • Lowest 7 September, 2025

    39.9 °F

  • Average September

    63.6 °F

  • Highest 14 September, 2025

    87.1 °F

Climate (2020–Present)

Dubuque Regional Airport (18.6 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    58.9 °F
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