New Glarus Weather Forecast
- 48
- 68
Mostly Cloudy
- 52
- 69
Partly Sunny
- 51
- 71
Partly Sunny
- 58
- 71
Rain Showers Likely
- 58
- 68
Rain Showers Likely
- 53
- 68
Chance Rain Showers
Today 26 Sep Green
Partly sunny. Highs in the upper 60s. Southeast Winds 5 to 10 Mph.
Tonight 26 Sep Green
Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 40s. East Winds up to 10 Mph.
New Glarus Temperature Statistics
September Temperature
Monroe Municipal Airport (13 miles)
Lowest 23 September, 2026
48.9 °FAverage September
68.8 °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