Peoria Weather Forecast

    • 69
    • 86

    Thunderstorms Likely

    • 65
    • 82

    Rain Showers

    • 65
    • 82

    Chance Thunderstorms

    • 65
    • 82

    Rain Showers Likely

    • 59
    • 79

    Chance Rain Showers

    • 65
    • 79

    Chance Rain Showers

    • 65
    • 83

    Chance Thunderstorms

Today 10 Aug Union

Partly cloudy with Showers and Thunderstorms likely. Near steady Temperatures in the mid 80s. Southwest Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 10 Aug Union

Partly cloudy with Showers and Thunderstorms likely early this Evening, then mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall. Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Real-Time

Peoria Temperature Statistics

August Temperature

Marysville Union County Airport (7.5 miles)

  • Lowest 4 August, 2026

    50 °F

  • Average August

    72.6 °F

  • Highest 6 August, 2026

    87.8 °F

Climate (2021–2026)

Marysville Union County Airport (7.5 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    62.6 °F
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