Dewey Bay Weather Forecast

    • 41
    • 71

    Increasing Clouds

    • 25
    • 44

    Mostly Cloudy

    • 32
    • 47

    Partly Sunny

    • 36
    • 56

    Mostly Cloudy

    • 42
    • 53

    Mostly Cloudy

    • 28
    • 58

    Slight Chance Rain

Today 21 Mar Dane

Partly sunny in the morning then clearing. Highs in the lower 70s. Southwest Winds 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 21 Mar Dane

Partly cloudy until early Morning, then mostly cloudy with a 20 percent chance of light rain early in the morning. Lows in the lower 40s. West Winds up to 10 Mph shifting to the northeast after midnight.

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Dewey Bay Temperature Statistics

March Temperature

Madison, Dane County Regional-Truax Field (13.7 miles)

  • Lowest 1 March, 2026

    3.7 °F

  • Average March

    35.8 °F

  • Highest 9 March, 2026

    70.6 °F

Climate (2021–Present)

Madison, Dane County Regional-Truax Field (13.7 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    59 °F
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