Chestnut Mountain Ski Resort Weather Forecast

    • 42
    • 68

    Increasing Clouds

    • 50
    • 74

    Partly Sunny

    • 32
    • 53

    Mostly Cloudy

    • 37
    • 50

    Mostly Cloudy

    • 36
    • 56

    Mostly Cloudy

    • 42
    • 56

    Partly Sunny

Today 20 Mar Jo Daviess

Mostly sunny and warmer. Near steady temperature in the upper 60s. North Winds 5 to 10 Mph.

Tonight 20 Mar Jo Daviess

Mostly cloudy. Lows around 40. Northeast Winds around 5 Mph, becoming east after midnight.

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Chestnut Mountain Ski Resort Temperature Statistics

March Temperature

Dubuque Regional Airport (16.8 miles)

  • Lowest 16 March, 2026

    10.9 °F

  • Average March

    37.7 °F

  • Highest 9 March, 2026

    69.1 °F

Climate (2021–Present)

Dubuque Regional Airport (16.8 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.3 °F
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