Galena Lake Weather Forecast

    • 57
    • 67

    Mostly Cloudy

    • 53
    • 65

    Slight Chance Rain Showers

    • 54
    • 63

    Mostly Cloudy

    • 52
    • 64

    Mostly Cloudy

    • 55
    • 66

    Partly Sunny

    • 59
    • 67

    Rain Showers Likely

Today 24 Sep Jo Daviess

Partly sunny this Morning, then becoming mostly cloudy. Highs in the upper 60s. East Winds around 5 Mph.

Tonight 24 Sep Jo Daviess

Mostly cloudy. A chance of Showers after midnight. Lows in the upper 50s. East 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 14 September, 2026

    48.7 °F

  • Average September

    69.1 °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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