Peoria Weather Forecast

    • 74
    • 85

    Rain Showers Likely

    • 68
    • 86

    Chance Rain Showers

    • 65
    • 83

    Mostly Sunny

    • 70
    • 84

    Rain Showers Likely

    • 63
    • 82

    Slight Chance Thunderstorms

    • 60
    • 76

    Partly Sunny

Today 15 Aug Peoria

Mostly cloudy. Showers likely with a chance of Thunderstorms late this morning. Some Thunderstorms may produce heavy rainfall late this morning. Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 15 Aug Peoria

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Humid with Lows in the mid 70s. Southwest Winds around 5 Mph. Gusts up to 20 Mph after midnight. Chance of rain 70 percent.

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Peoria Temperature Statistics

August Temperature

Peoria - General Downing-Peoria International Airport (5 miles)

  • Lowest 3 August, 2026

    62.7 °F

  • Average August

    76.3 °F

  • Highest 10 August, 2026

    93.7 °F

Climate (2021–2026)

Peoria - General Downing-Peoria International Airport (5 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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