Greater Peoria Regional Airport Weather Forecast

    • 67
    • 81

    Chance Thunderstorms

    • 67
    • 85

    Rain Showers

    • 59
    • 78

    Rain Showers

    • 55
    • 68

    Rain Showers Likely

    • 52
    • 66

    Partly Sunny

    • 52
    • 68

    Partly Sunny

Today 18 Sep Peoria

Mostly cloudy this Morning, then becoming partly sunny. A slight chance of Showers and Thunderstorms. Cooler with Highs in the upper 70s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 18 Sep Peoria

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Greater Peoria Regional Airport Temperature Statistics

September Temperature

Peoria - General Downing-Peoria International Airport (0 miles)

  • Lowest 13 September, 2026

    56.6 °F

  • Average September

    77.2 °F

  • Highest 3 September, 2026

    96.7 °F

Climate (2021–2026)

Peoria - General Downing-Peoria International Airport (0 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64.7 °F
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