Deerfield Weather Forecast

    • 50
    • 70

    Decreasing Clouds

    • 54
    • 74

    Mostly Sunny

    • 56
    • 80

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

Today 24 Sep Dane

Partly sunny. North Winds 5 to 10 Mph.

Tonight 24 Sep Dane

Partly cloudy. Lows in the lower 50s. Northwest Winds up to 5 Mph.

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Deerfield Temperature Statistics

September Temperature

Madison, Dane County Regional-Truax Field (14.9 miles)

  • Lowest 8 September, 2025

    42.1 °F

  • Average September

    64.6 °F

  • Highest 15 September, 2025

    84 °F

Climate (2020–Present)

Madison, Dane County Regional-Truax Field (14.9 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    58.7 °F
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