Gilman Lake Weather Forecast
- 52
- 79
Mostly Sunny
- 60
- 81
Sunny
- 56
- 84
Chance Thunderstorms
- 50
- 74
Partly Sunny
- 56
- 69
Rain Showers
- 51
- 71
Chance Rain Showers
Today 9 Sep Brown
Sunny. Highs in the upper 70s. West Winds 10 to 15 Mph.
Tonight 9 Sep Brown
Clear. Lows in the lower 50s. West Winds up to 5 Mph.
Gilman Lake Temperature Statistics
September Temperature
New Ulm Municipal Airport (12.4 miles)
Lowest 1 September, 2026
60.8 °FAverage September
74.9 °FHighest 3 September, 2026
89.6 °F
Climate (2021–2026)
New Ulm Municipal Airport (12.4 miles)
Average Low 2021–2026
37.7 °FAverage 2021–2026
47.4 °FAverage High 2021–2026
57 °F