DeForest Weather Forecast

    • 60
    • 81

    Severe Tstms

    • 53
    • 79

    Becoming Sunny

    • 53
    • 77

    Mostly Sunny

    • 57
    • 78

    Partly Sunny

    • 62
    • 80

    Chance Thunderstorms

    • 60
    • 82

    Slight Chance Thunderstorms

    • 59
    • 81

    Partly Sunny

Today 21 Aug Dane

Showers and Thunderstorms likely. Some Thunderstorms may be severe with damaging Winds and large hail. Southwest Winds 5 to 10 Mph. Chance of precipitation 70 percent.

Tonight 21 Aug Dane

Partly cloudy. A 50 percent chance of light rain Showers and Thunderstorms in the evening. Some Thunderstorms may be severe with damaging Winds and large hail. Lows around 60. Northwest Winds up to 10 Mph.

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DeForest Temperature Statistics

August Temperature

Madison, Dane County Regional-Truax Field (6.8 miles)

  • Lowest 3 August, 2026

    55.7 °F

  • Average August

    72 °F

  • Highest 10 August, 2026

    85.6 °F

Climate (2021–2026)

Madison, Dane County Regional-Truax Field (6.8 miles)

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  • Average Low 2021–2026

    39.9 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    59.1 °F
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