Friess Lake Weather Forecast

    • 34
    • 35

    Rain

    • 33
    • 41

    Chance Rain

    • 38
    • 42

    Chance Rain

    • 15
    • 46

    Rain Likely

    • 10
    • 20

    Blustery

    • 14
    • 24

    Mostly Cloudy

    • 9
    • 22

    Mostly Cloudy

Today 25 Dec Washington

Mostly cloudy. East Winds 10 to 15 Mph.

Tonight 25 Dec Washington

Cloudy. Slight chance of drizzle late in the evening. Light rain after midnight. Patchy fog after midnight. Near steady temperature in the mid 30s. Southeast Winds 10 to 15 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Friess Lake Temperature Statistics

December Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 14 December, 2025

    -5.8 °F

  • Average December

    21.2 °F

  • Highest 18 December, 2025

    46.4 °F

Climate (2020–Present)

Waukesha County Airport (13.7 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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