Missionary Ridge Weather Forecast

    • 9
    • 47

    Chance Snow Showers

    • 16
    • 20

    Mostly Cloudy

    • 9
    • 37

    Slight Chance Snow

    • 12
    • 21

    Partly Sunny

    • 31
    • 36

    Mostly Cloudy

    • 29
    • 42

    Mostly Cloudy

    • 34
    • 41

    Slight Chance Rain

Today 18 Dec Waukesha

Cloudy with a 30 percent chance of light rain Showers. Areas of fog. West Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 18 Dec Waukesha

Much Colder. Breezy, cloudy. Snow Showers likely in the Evening, then chance of snow Showers in the late evening and overnight. Little snow accumulation. Lows around 9. West Winds 15 to 25 Mph with Gusts to around 40 Mph. Chance of snow 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Missionary Ridge Temperature Statistics

December Temperature

Waukesha County Airport (3.1 miles)

  • Lowest 14 December, 2025

    -5.8 °F

  • Average December

    17.9 °F

  • Highest 16 December, 2025

    37.4 °F

Climate (2020–Present)

Waukesha County Airport (3.1 miles)

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  • Average Low 2020–2025

    38.3 °F

  • Average 2020–2025

    45.8 °F

  • Average High 2020–2025

    56.3 °F
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