Cottage Grove Weather Forecast

    • 73
    • 86

    Increasing Clouds

    • 76
    • 93

    Slight Chance Thunderstorms

    • 70
    • 90

    Rain Showers Likely

    • 67
    • 86

    Chance Thunderstorms

    • 69
    • 88

    Slight Chance Thunderstorms

    • 69
    • 91

    Slight Chance Thunderstorms

Today 22 Jul Dane

Warm and humid. Partly sunny. Highs in the mid 80s. South Winds around 10 Mph. Highest heat index Readings around 95 late in the afternoon.

Tonight 22 Jul Dane

Partly cloudy until early Morning, then mostly cloudy with a 20 percent chance of Showers and Thunderstorms early in the morning. Lows in the lower 70s. South Winds 5 to 10 Mph.

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Cottage Grove Temperature Statistics

July Temperature

Madison, Dane County Regional-Truax Field (8.1 miles)

  • Lowest 18 July, 2025

    51.7 °F

  • Average July

    74.1 °F

  • Highest 3 July, 2025

    89.7 °F

Climate (2020–Present)

Madison, Dane County Regional-Truax Field (8.1 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    49.5 °F

  • Average High 2020–2025

    58.7 °F
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