Peoria Weather Forecast

    • 64
    • 89

    Rain Showers Likely

    • 64
    • 84

    Chance Thunderstorms

    • 67
    • 84

    Chance Thunderstorms

    • 66
    • 81

    Rain Showers Likely

    • 63
    • 82

    Chance Thunderstorms

    • 59
    • 80

    Chance Rain Showers

Today 18 Sep Ottawa

Partly sunny. A chance of Showers and Thunderstorms. Highs in the upper 80s. Northeast Winds 5 to 10 Mph, becoming west. Chance of rain 50 percent.

Tonight 18 Sep Ottawa

Mostly cloudy with a chance of Showers. A slight chance of Thunderstorms in the Evening, then a chance of Thunderstorms after midnight. Lows in the lower 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Peoria Temperature Statistics

September Temperature

Joplin, Joplin Regional Airport (18.6 miles)

  • Lowest 7 September, 2025

    52 °F

  • Average September

    72.1 °F

  • Highest 16 September, 2025

    93.2 °F

Climate (2020–Present)

Joplin, Joplin Regional Airport (18.6 miles)

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  • Average Low 2020–2025

    49.5 °F

  • Average 2020–2025

    60 °F

  • Average High 2020–2025

    70.7 °F
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