Galena Lake Weather Forecast
- 51
- 66
Mostly Cloudy
- 54
- 68
Mostly Cloudy
- 53
- 66
Mostly Cloudy
- 52
- 69
Partly Sunny
- 59
- 68
Rain Showers Likely
- 58
- 67
Rain Showers Likely
- 53
- 68
Chance Rain Showers
Today 25 Sep Jo Daviess
Mostly cloudy. A 40 percent chance of Showers. Lows in the lower 50s. Highs in the upper 60s.
Tonight 25 Sep Jo Daviess
Partly cloudy. Lows around 50. East Winds around 5 Mph.
Galena Lake Temperature Statistics
September Temperature
Dubuque Regional Airport (18.6 miles)
Lowest 23 September, 2026
46.9 °FAverage September
68.6 °FHighest 1 September, 2026
91.7 °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