Dorchester Weather Forecast

    • 25
    • 47

    Becoming Sunny

    • 29
    • 52

    Partly Sunny

    • 33
    • 55

    Mostly Sunny

    • 39
    • 51

    Rain Likely

    • 27
    • 49

    Chance Rain

    • 20
    • 36

    Mostly Cloudy

Today 21 Nov Allamakee

Mostly sunny. Highs in the upper 40s. Northwest Winds around 5 Mph.

Tonight 21 Nov Allamakee

Partly cloudy. Lows in the mid 20s. Light and variable Winds, becoming west around 5 Mph after midnight.

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Dorchester Temperature Statistics

November Temperature

Decorah (16.8 miles)

  • Lowest 10 November, 2025

    19.4 °F

  • Average November

    42.5 °F

  • Highest 14 November, 2025

    69.8 °F

Climate (2020–Present)

Decorah (16.8 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    48.1 °F

  • Average High 2020–2025

    56.7 °F
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