Transportation Research Center of Ohio Airport Weather Forecast

    • 56
    • 75

    Chance Thunderstorms

    • 66
    • 77

    Rain Showers

    • 57
    • 78

    Partly Sunny

    • 55
    • 75

    Mostly Sunny

    • 59
    • 76

    Partly Sunny

    • 63
    • 78

    Rain Showers Likely

Today 16 Jun Union

Mostly sunny early this Morning, then becoming partly cloudy. Highs in the mid 70s. Southwest Winds 10 to 15 Mph.

Tonight 16 Jun Union

Partly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 50s. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent.

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Transportation Research Center of Ohio Airport Temperature Statistics

June Temperature

Marysville Union County Airport (11.2 miles)

  • Lowest 3 June, 2026

    48.2 °F

  • Average June

    73.1 °F

  • Highest 10 June, 2026

    91.4 °F

Climate (2021–Present)

Marysville Union County Airport (11.2 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    62.5 °F
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