Arco Weather Forecast

    • 23
    • 50

    Mostly Sunny

    • 21
    • 34

    Partly Sunny

    • 29
    • 43

    Mostly Cloudy

    • 9
    • 42

    Mostly Cloudy

    • 4
    • 18

    Mostly Cloudy

    • 5
    • 16

    Slight Chance Snow

Today 30 Jan Lincoln

Sunny. Highs around 50. West Winds 10 to 15 Mph, becoming northwest around 5 Mph this afternoon.

Tonight 30 Jan Lincoln

Mostly clear. Lows in the lower 20s. North Winds 5 to 10 Mph.

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Arco Temperature Statistics

January Temperature

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (18.6 miles)

  • Lowest 20 January, 2025

    -17 °F

  • Average January

    12.8 °F

  • Highest 16 January, 2025

    41 °F

Climate (2020–Present)

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (18.6 miles)

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  • Average Low 2020–2025

    36.9 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    56.5 °F
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