Galena Lake Weather Forecast

    • 71
    • 84

    Thunderstorms Likely

    • 59
    • 81

    Chance Rain Showers

    • 54
    • 77

    Mostly Sunny

    • 63
    • 81

    Chance Rain Showers

    • 58
    • 81

    Chance Rain Showers

    • 59
    • 76

    Rain Showers Likely

    • 60
    • 79

    Rain Showers Likely

Today 8 Sep Jo Daviess

Partly sunny. Near steady temperature in the lower 80s. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 8 Sep Jo Daviess

Mostly cloudy with a chance of Thunderstorms. A chance of Showers this Evening, then Showers after midnight. Locally heavy rainfall possible after midnight. Warmer with Lows around 70. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Galena Lake Temperature Statistics

September Temperature

Dubuque Regional Airport (18.6 miles)

  • Lowest 6 September, 2026

    64 °F

  • Average September

    79.4 °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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