Lake Mendota Weather Forecast

    • 60
    • 83

    Sunny

    • 64
    • 85

    Mostly Sunny

    • 68
    • 86

    Chance Thunderstorms

    • 65
    • 84

    Rain Showers Likely

    • 62
    • 81

    Slight Chance Thunderstorms

    • 64
    • 83

    Partly Sunny

Today 6 Jul Dane

Sunny. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 6 Jul Dane

Clear. Lows in the upper 50s. East Winds up to 5 Mph through around midnight becoming calm.

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Lake Mendota Temperature Statistics

July Temperature

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

  • Lowest 4 July, 2026

    68 °F

  • Average July

    78.6 °F

  • Highest 1 July, 2026

    91.7 °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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