New Glarus Weather Forecast
- 60
- 83
Decreasing Clouds
- 59
- 82
Partly Sunny
- 62
- 81
Mostly Cloudy
- 70
- 86
Rain Showers Likely
- 62
- 86
Slight Chance Thunderstorms
- 57
- 79
Partly Sunny
Today 5 Sep Green
Partly sunny. Patchy fog in the morning. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.
Tonight 5 Sep Green
Partly cloudy. Patchy fog through the night. Near steady temperature in the lower 70s. North Winds up to 5 Mph.
New Glarus Temperature Statistics
September Temperature
Monroe Municipal Airport (13 miles)
Lowest 1 September, 2026
72.7 °FAverage September
82.1 °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