Galena Lake Weather Forecast

    • 63
    • 79

    Chance Thunderstorms

    • 58
    • 79

    Becoming Sunny

    • 62
    • 80

    Chance Rain Showers

    • 62
    • 80

    Chance Thunderstorms

    • 58
    • 78

    Mostly Sunny

    • 59
    • 76

    Partly Sunny

    • 61
    • 77

    Partly Sunny

Today 18 Aug Jo Daviess

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 18 Aug Jo Daviess

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 60s. West Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Galena Lake Temperature Statistics

August Temperature

Dubuque Regional Airport (18.6 miles)

  • Lowest 8 August, 2026

    57.9 °F

  • Average August

    71.7 °F

  • Highest 10 August, 2026

    84 °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

    59.4 °F
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