Galena Lake Weather Forecast
- 70
- 92
Chance Thunderstorms
- 64
- 87
Mostly Sunny
- 66
- 87
Mostly Sunny
- 68
- 86
Chance Rain Showers
- 66
- 81
Chance Rain Showers
- 65
- 83
Slight Chance Thunderstorms
Today 27 Jul Jo Daviess
Mostly sunny. A chance of Showers and Thunderstorms in the morning. Hot with Highs in the lower 90s. South Winds 5 to 10 Mph, becoming southwest 10 to 15 Mph in the afternoon. Chance of rain 50 percent. Heat index Values up to 106 in the afternoon.
Tonight 27 Jul Jo Daviess
Partly cloudy. Humid with Lows in the upper 60s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming north after midnight. Heat index Values up to 104 early in the evening.
Galena Lake Temperature Statistics
July Temperature
Dubuque Regional Airport (18.6 miles)
Lowest 23 July, 2026
52 °FAverage July
75.2 °FHighest 14 July, 2026
91 °F
Climate (2021–2026)
Dubuque Regional Airport (18.6 miles)
Average Low 2021–2026
40.6 °FAverage 2021–2026
50.1 °FAverage High 2021–2026
59.5 °F