Galena Lake Weather Forecast

    • 63
    • 70

    Rain Showers

    • 50
    • 68

    Rain Showers

    • 44
    • 65

    Mostly Sunny

    • 49
    • 66

    Partly Sunny

    • 42
    • 66

    Mostly Sunny

    • 43
    • 61

    Mostly Sunny

Today 30 Sep Jo Daviess

Showers likely. Near steady temperature in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 30 Sep Jo Daviess

Showers likely in the Evening, then Showers with a slight chance of Thunderstorms after midnight. Humid with Lows in the lower 60s. South Winds 5 to 10 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Galena Lake Temperature Statistics

September Temperature

Dubuque Regional Airport (18.6 miles)

  • Lowest 23 September, 2026

    47.6 °F

  • Average September

    67.6 °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

    59.4 °F
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