Ottawa Lake Recreation Area Weather Forecast

    • 26
    • 41

    Blizzard

    • 26
    • 36

    Blowing Snow

    • 25
    • 52

    Chance Rain

    • 27
    • 40

    Partly Sunny

    • 29
    • 47

    Rain Likely

    • 25
    • 40

    Partly Sunny

    • 25
    • 42

    Mostly Cloudy

Today 19 Mar Waukesha

Rain. Northeast Winds 10 to 20 Mph. Chance of rain near 100 percent.

Tonight 19 Mar Waukesha

Colder, breezy. Freezing Rain, possibly mixed with sleet in the evening. Rain through around midnight. Snow through the night. Patchy blowing snow in the late evening and overnight. Snow and sleet accumulation of 1 to 2 Inches. Lows in the mid 20s. North Winds 15 to 25 Mph with Gusts to around 45 Mph. Chance of precipitation near 100 percent.

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Ottawa Lake Recreation Area Temperature Statistics

March Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 2 March, 2025

    8.6 °F

  • Average March

    35.8 °F

  • Highest 14 March, 2025

    78.8 °F

Climate (2020–Present)

Waukesha County Airport (13.7 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    56 °F
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