New Glarus Weather Forecast
- 56
- 70
Chance Rain Showers
- 60
- 69
Rain Showers
- 58
- 78
Rain Showers
- 53
- 67
Chance Rain Showers
- 50
- 63
Chance Rain Showers
- 50
- 66
Mostly Cloudy
Today 17 Sep Green
Cloudy. Chance of Sprinkles. Highs around 70. Northeast Winds around 5 Mph.
Tonight 17 Sep Green
Mostly cloudy until early morning then becoming partly cloudy. Lows in the upper 50s. Northeast Winds 5 to 10 Mph.
New Glarus Temperature Statistics
September Temperature
Monroe Municipal Airport (13 miles)
Lowest 14 September, 2026
52 °FAverage September
72.9 °FHighest 1 September, 2026
92.7 °F
Climate (2021–2026)
Monroe Municipal Airport (13 miles)
Average Low 2021–2026
41.5 °FAverage 2021–2026
50 °FAverage High 2021–2026
58.6 °F