Chillicothe Weather Forecast

    • 70
    • 85

    Chance Rain Showers

    • 67
    • 82

    Rain Showers Likely

    • 66
    • 79

    Chance Rain Showers

    • 68
    • 82

    Slight Chance Thunderstorms

    • 70
    • 84

    Slight Chance Thunderstorms

    • 72
    • 85

    Chance Thunderstorms

    • 72
    • 87

    Chance Thunderstorms

Today 4 Aug Peoria

Mostly sunny. Near steady temperature in the mid 80s. South Winds 5 to 10 Mph.

Tonight 4 Aug Peoria

Partly cloudy this Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. South Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chillicothe Temperature Statistics

August Temperature

Marshall County Airport (8.1 miles)

  • Lowest 2 August, 2026

    63.9 °F

  • Average August

    69.1 °F

  • Highest 2 August, 2026

    79.3 °F

Climate (2021–2026)

Marshall County Airport (8.1 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    62.3 °F
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