New Glarus Weather Forecast

    • 64
    • 79

    Rain Showers

    • 42
    • 69

    Chance Rain Showers

    • 40
    • 63

    Partly Sunny

    • 45
    • 62

    Mostly Cloudy

    • 48
    • 63

    Chance Rain Showers

    • 52
    • 72

    Mostly Cloudy

    • 56
    • 78

    Slight Chance Thunderstorms

Today 18 May Green

Partly sunny with a 20 percent chance of light Showers and Thunderstorms. Southwest Winds 10 to 15 Mph.

Tonight 18 May Green

Cloudy. Chance of light Showers through around midnight. Chance of Thunderstorms through the night. Light Showers likely after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Glarus Temperature Statistics

May Temperature

Monroe Municipal Airport (13 miles)

  • Lowest 7 May, 2026

    32.5 °F

  • Average May

    55.8 °F

  • Highest 16 May, 2026

    81.7 °F

Climate (2021–Present)

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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