Ottawa Lake Weather Forecast

    • 43
    • 60

    Mostly Sunny

    • 53
    • 73

    Rain Showers

    • 30
    • 61

    Chance Rain Showers

    • 26
    • 42

    Partly Sunny

    • 36
    • 53

    Partly Sunny

    • 42
    • 66

    Chance Rain

    • 27
    • 54

    Rain Likely

Today 13 Mar Waukesha

Sunny. Southeast Winds 5 to 10 Mph.

Tonight 13 Mar Waukesha

Not as cool. Partly cloudy. Lows in the lower 40s. Southeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Ottawa Lake Temperature Statistics

March Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 2 March, 2025

    8.6 °F

  • Average March

    33.1 °F

  • Highest 10 March, 2025

    66.2 °F

Climate (2020–Present)

Waukesha County Airport (13.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    56 °F
Get WillyWeather+ to remove ads