Lake Mendota Weather Forecast

    • 62
    • 84

    Mostly Sunny

    • 64
    • 85

    Mostly Sunny

    • 67
    • 88

    Partly Sunny

    • 65
    • 82

    Rain Showers Likely

    • 63
    • 81

    Chance Rain Showers

    • 60
    • 83

    Mostly Sunny

Today 28 Jul Dane

Not as warm. Partly sunny in the morning then clearing. Highs in the mid 80s. Northeast Winds 5 to 10 Mph.

Tonight 28 Jul Dane

Clear. Lows in the lower 60s. East Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Mendota Temperature Statistics

July Temperature

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

  • Lowest 22 July, 2026

    50.6 °F

  • Average July

    74.9 °F

  • Highest 15 July, 2026

    95.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    39.9 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    59.1 °F
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