Lake Mendota Weather Forecast

    • 53
    • 75

    Chance Thunderstorms

    • 33
    • 66

    Rain

    • 31
    • 44

    Wintry Mix Likely

    • 31
    • 42

    Rain/Snow Likely

    • 37
    • 49

    Chance Rain

    • 37
    • 57

    Rain Likely

Today 30 Mar Dane

Warmer. Mostly sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 30 Mar Dane

Mostly cloudy with a 40 percent chance of rain and Thunderstorms. Lows 53 to 59. South Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Mendota Temperature Statistics

March Temperature

Madison, Dane County Regional-Truax Field (4.3 miles)

  • Lowest 1 March, 2026

    3.7 °F

  • Average March

    38.8 °F

  • Highest 21 March, 2026

    76.6 °F

Climate (2021–Present)

Madison, Dane County Regional-Truax Field (4.3 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    59 °F
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