Plain City Weather Forecast

    • 41
    • 68

    Chance Rain Showers

    • 50
    • 63

    Partly Sunny

    • 37
    • 78

    Chance Rain Showers

    • 28
    • 48

    Partly Sunny

    • 36
    • 52

    Mostly Cloudy

    • 41
    • 55

    Mostly Cloudy

Today 20 Mar Madison

Mostly cloudy with a 20 percent chance of Showers. Highs in the upper 60s. Southwest Winds 15 to 20 Mph.

Tonight 20 Mar Madison

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Lows in the lower 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming north 5 to 10 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Real-Time

Plain City Temperature Statistics

March Temperature

Marysville Union County Airport (8.7 miles)

  • Lowest 2 March, 2026

    21.2 °F

  • Average March

    48.3 °F

  • Highest 6 March, 2026

    75.2 °F

Climate (2021–Present)

Marysville Union County Airport (8.7 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.4 °F
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