Peoria Weather Forecast

    • 72
    • 85

    Chance Thunderstorms

    • 66
    • 86

    Thunderstorms Likely

    • 66
    • 80

    Chance Thunderstorms

    • 68
    • 84

    Rain Showers Likely

    • 67
    • 83

    Rain Showers Likely

    • 68
    • 84

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

Today 16 Jul Union

Showers and Thunderstorms. Highs in the mid 80s. Southwest Winds around 10 Mph. Chance of rain 90 percent.

Tonight 16 Jul Union

Partly Cloudy, then becoming mostly clear this late evening and early Morning, then becoming partly cloudy. Showers and Thunderstorms likely this Evening, then a slight chance of Showers after midnight. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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Peoria Temperature Statistics

July Temperature

Marysville Union County Airport (7.5 miles)

  • Lowest 3 July, 2025

    63.9 °F

  • Average July

    76.4 °F

  • Highest 6 July, 2025

    89.8 °F

Climate (2020–Present)

Marysville Union County Airport (7.5 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    62 °F
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