Dorchester Weather Forecast

    • 42
    • 56

    Rain Showers Likely

    • 38
    • 67

    Mostly Sunny

    • 41
    • 65

    Mostly Sunny

    • 49
    • 66

    Chance Rain Showers

    • 47
    • 70

    Partly Sunny

    • 53
    • 73

    Partly Sunny

Today 6 Oct Allamakee

Cloudy with a 50 percent chance of Showers. Much cooler. Near steady temperature in the mid 50s. North Winds 5 to 10 Mph.

Tonight 6 Oct Allamakee

Mostly cloudy with rain Showers in the Evening, then partly cloudy after midnight. Colder with Lows in the lower 40s. North Winds around 5 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dorchester Temperature Statistics

October Temperature

Decorah (16.8 miles)

  • Lowest 2 October, 2025

    57.2 °F

  • Average October

    72.1 °F

  • Highest 3 October, 2025

    87.8 °F

Climate (2020–Present)

Decorah (16.8 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    48.1 °F

  • Average High 2020–2025

    56.6 °F
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