New Glarus Weather Forecast

    • 54
    • 67

    Rain Showers

    • 49
    • 63

    Chance Rain Showers

    • 46
    • 62

    Partly Sunny

    • 47
    • 65

    Partly Sunny

    • 49
    • 66

    Mostly Cloudy

    • 48
    • 67

    Mostly Cloudy

Today 20 Sep Green

Mostly cloudy. Patchy fog in the morning. Scattered light Showers and slight chance of Thunderstorms in the Morning, then scattered light Showers in the late morning and early afternoon. Near steady temperature in the lower 60s. Northeast Winds 15 to 20 Mph. Chance of precipitation 50 percent.

Tonight 20 Sep Green

Mostly cloudy. A 30 percent chance of light rain Showers after midnight. Lows in the mid 50s. Northeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Glarus Temperature Statistics

September Temperature

Monroe Municipal Airport (13 miles)

  • Lowest 14 September, 2026

    52 °F

  • Average September

    71.5 °F

  • Highest 1 September, 2026

    92.7 °F

Climate (2021–2026)

Monroe Municipal Airport (13 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    58.6 °F
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