Sumner Weather Forecast

    • 48
    • 56

    Chance Rain Showers

    • 47
    • 58

    Chance Rain Showers

    • 44
    • 58

    Chance Rain Showers

    • 41
    • 57

    Chance Rain Showers

    • 36
    • 55

    Partly Sunny

    • 35
    • 58

    Partly Sunny

Today 25 Oct Chariton

Cloudy with a 50 percent chance of Showers. Highs in the mid 50s. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 25 Oct Chariton

Cloudy with a 50 percent chance of Showers. Lows in the upper 40s. East Winds 5 to 10 Mph.

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Sumner Temperature Statistics

October Temperature

Chillicothe, Chillicothe Agri-Science Center (21.1 miles)

  • Lowest 22 October, 2025

    39.9 °F

  • Average October

    64.8 °F

  • Highest 3 October, 2025

    88 °F

Climate (2020–Present)

Chillicothe, Chillicothe Agri-Science Center (21.1 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    55.9 °F

  • Average High 2020–2025

    66.6 °F
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