Friess Lake Weather Forecast

    • 57
    • 74

    Thunderstorms

    • 53
    • 70

    Rain Showers

    • 48
    • 67

    Chance Rain Showers

    • 51
    • 70

    Rain Showers

    • 33
    • 64

    Chance Rain Showers

    • 30
    • 48

    Partly Sunny

Today 14 Apr Washington

Mostly cloudy. Slight chance of light rain Showers early in the afternoon. Rain Showers and Thunderstorms likely late in the afternoon. Highs in the lower 70s. South Winds 5 to 10 Mph. Chance of precipitation 70 percent.

Tonight 14 Apr Washington

Cloudy. Patchy fog through the night. Thunderstorms through around midnight. Rain Showers through the night. Chance of Thunderstorms after midnight. Lows in the mid 50s. South Winds 5 to 10 Mph shifting to the west after midnight. Chance of precipitation 80 percent.

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  • Temperature Forecast NOAA

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Friess Lake Temperature Statistics

April Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    41.9 °F

  • Highest 12 April, 2026

    73.4 °F

Climate (2021–Present)

Waukesha County Airport (13.7 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    45.9 °F

  • Average High 2021–2026

    56.5 °F
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