Peoria Weather Forecast

    • 40
    • 47

    Mostly Cloudy

    • 35
    • 70

    Rain Showers

    • 17
    • 46

    Rain/Snow Likely

    • 18
    • 27

    Mostly Cloudy

    • 33
    • 40

    Slight Chance Rain/Snow

    • 36
    • 55

    Partly Sunny

Today 14 Mar Union

Partly cloudy in the Morning, then becoming mostly cloudy. Highs in the upper 40s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest in the afternoon.

Tonight 14 Mar Union

Mostly cloudy. Lows around 40. Southeast Winds 5 to 10 Mph.

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Peoria Temperature Statistics

March Temperature

Marysville Union County Airport (7.5 miles)

  • Lowest 2 March, 2026

    21.2 °F

  • Average March

    50.4 °F

  • Highest 6 March, 2026

    75.2 °F

Climate (2021–Present)

Marysville Union County Airport (7.5 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.4 °F
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