Westport Weather Forecast

    • 65
    • 93

    Chance Thunderstorms

    • 61
    • 82

    Mostly Sunny

    • 64
    • 85

    Mostly Sunny

    • 67
    • 88

    Chance Rain Showers

    • 64
    • 82

    Chance Rain Showers

    • 62
    • 83

    Slight Chance Thunderstorms

Today 27 Jul Dane

Very warm and humid. Partly sunny with a 50 percent chance of light Showers and Thunderstorms in the Morning, then sunny in the afternoon. Highs in the lower 90s. Southwest Winds 5 to 15 Mph. Highest heat index Readings 98 to 103 in the afternoon.

Tonight 27 Jul Dane

Partly cloudy. Lows in the mid 60s. North Winds 5 to 10 Mph. Highest heat index Readings 95 to 99 in the evening.

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Westport Temperature Statistics

July Temperature

Madison, Dane County Regional-Truax Field (3.7 miles)

  • Lowest 22 July, 2026

    50.6 °F

  • Average July

    75 °F

  • Highest 15 July, 2026

    95.6 °F

Climate (2021–2026)

Madison, Dane County Regional-Truax Field (3.7 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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