Lake Mendota Weather Forecast

    • 36
    • 50

    Increasing Clouds

    • 46
    • 64

    Decreasing Clouds

    • 57
    • 76

    Rain Likely

    • 31
    • 73

    Rain Likely

    • 28
    • 46

    Mostly Cloudy

    • 32
    • 43

    Chance Rain/Snow

    • 40
    • 53

    Chance Rain

Today 28 Mar Dane

Mostly sunny. Southwest Winds 15 to 20 Mph.

Tonight 28 Mar Dane

Not as cool. Mostly clear then becoming mostly cloudy late in the evening then becoming partly cloudy then becoming mostly cloudy early in the morning. Lows in the mid 30s. Southwest 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

    39 °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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