Galena Lake Weather Forecast

    • 70
    • 76

    Rain Showers

    • 72
    • 87

    Chance Rain Showers

    • 72
    • 90

    Partly Sunny

    • 71
    • 90

    Chance Thunderstorms

    • 69
    • 85

    Chance Rain Showers

    • 67
    • 85

    Slight Chance Rain Showers

    • 64
    • 85

    Partly Sunny

Today 30 Aug Jo Daviess

Showers with a chance of Thunderstorms. Near steady temperature in the lower 80s. South Winds 10 to 15 Mph. Chance of rain 90 percent.

Tonight 30 Aug Jo Daviess

Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers, mainly this evening. Lows in the lower 70s. South Winds 5 to 10 Mph with Gusts up to 20 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 24 August, 2026

    51.7 °F

  • Average August

    70.5 °F

  • Highest 10 August, 2026

    84 °F

Climate (2021–2026)

Dubuque Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.4 °F
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