Galena Lake Weather Forecast
- 61
- 82
Severe Tstms
- 56
- 80
Mostly Sunny
- 55
- 77
Mostly Sunny
- 60
- 77
Partly Sunny
- 64
- 79
Chance Thunderstorms
- 62
- 82
Mostly Sunny
- 61
- 80
Partly Sunny
Today 21 Aug Jo Daviess
Mostly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 70s. West Winds 5 to 10 Mph. Chance of rain 50 percent.
Tonight 21 Aug Jo Daviess
Partly cloudy with Showers likely with a chance of Thunderstorms this Evening, then mostly clear after midnight. Some Thunderstorms may be severe with damaging Winds and large hail. Lows in the lower 60s. Northwest Winds around 5 Mph. Chance of rain 60 percent.
Galena Lake Temperature Statistics
August Temperature
Dubuque Regional Airport (18.6 miles)
Lowest 8 August, 2026
57.9 °FAverage August
71.4 °FHighest 10 August, 2026
84 °F
Climate (2021–2026)
Dubuque Regional Airport (18.6 miles)
Average Low 2021–2026
40.7 °FAverage 2021–2026
50.1 °FAverage High 2021–2026
59.4 °F