New Ulm Weather Forecast
- 74
- 97
Slight Chance Thunderstorms
- 72
- 96
Partly Sunny
- 68
- 95
Partly Sunny
- 72
- 95
Partly Sunny
- 72
- 95
Partly Sunny
- 73
- 95
Partly Sunny
Today 23 Sep Austin
Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Hot with Highs in the upper 90s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.
Tonight 23 Sep Austin
Partly cloudy. Lows in the mid 70s. Southeast Winds 5 to 10 Mph in the Evening, becoming light and variable.
New Ulm Temperature Statistics
September Temperature
Robert R Wells Jr Airport (17.4 miles)
Lowest 20 September, 2026
70 °FAverage September
83.8 °FHighest 2 September, 2026
102 °F
Climate (2021–2026)
Robert R Wells Jr Airport (17.4 miles)
Average Low 2021–2026
60.7 °FAverage 2021–2026
70.6 °FAverage High 2021–2026
81.4 °F