Galena Lake Weather Forecast

    • 57
    • 77

    Rain Showers

    • 63
    • 72

    Rain Showers

    • 63
    • 79

    Rain Showers Likely

    • 67
    • 80

    Rain Showers Likely

    • 63
    • 81

    Rain Showers Likely

    • 58
    • 76

    Chance Rain Showers

Today 15 Sep Jo Daviess

Showers with a chance of Thunderstorms in the Morning, then a chance of Showers with a slight chance of Thunderstorms in the afternoon. Humid with Highs in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming west 5 to 10 Mph in the afternoon. Chance of rain near 100 percent.

Tonight 15 Sep Jo Daviess

Mostly cloudy in the Evening, then partly cloudy with a chance of Showers after midnight. Less humid with Lows in the upper 50s. North 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 11 September, 2026

    56.6 °F

  • Average September

    75 °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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