Chillicothe Weather Forecast

    • 61
    • 78

    Mostly Sunny

    • 65
    • 81

    Rain Showers

    • 50
    • 75

    Rain Showers

    • 44
    • 61

    Sunny

    • 48
    • 69

    Chance Rain Showers

    • 39
    • 59

    Slight Chance Rain Showers

    • 44
    • 61

    Mostly Sunny

Today 16 Oct Peoria

Sunny. Near steady temperature in the mid 70s. Southeast Winds 5 to 10 Mph.

Tonight 16 Oct Peoria

Mostly clear this Evening, then becoming partly cloudy. Lows around 60. Southeast Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chillicothe Temperature Statistics

October Temperature

Marshall County Airport (8.1 miles)

  • Lowest 9 October, 2025

    39 °F

  • Average October

    64 °F

  • Highest 3 October, 2025

    88.7 °F

Climate (2020–Present)

Marshall County Airport (8.1 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    61.8 °F
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