Swan Lake Weather Forecast
- 65
- 89
Increasing Clouds
- 67
- 85
Rain Showers Likely
- 67
- 83
Rain Showers Likely
- 69
- 83
Rain Showers Likely
- 64
- 86
Slight Chance Thunderstorms
- 59
- 83
Partly Sunny
Today 4 Sep Nicollet
Sunny. Near steady temperature in the upper 80s. Northeast Winds up to 10 Mph.
Tonight 4 Sep Nicollet
Increasing Clouds. Lows in the mid 60s. Northeast Winds up to 5 Mph.
Swan Lake Temperature Statistics
September Temperature
New Ulm Municipal Airport (11.8 miles)
Lowest 1 September, 2026
60.8 °FAverage September
74.2 °FHighest 2 September, 2026
87.8 °F
Climate (2021–2026)
New Ulm Municipal Airport (11.8 miles)
Average Low 2021–2026
37.6 °FAverage 2021–2026
47.4 °FAverage High 2021–2026
57 °F