Transportation Research Center of Ohio Airport Weather Forecast

    • 66
    • 86

    Mostly Sunny

    • 56
    • 78

    Rain Showers Likely

    • 56
    • 69

    Rain Showers

    • 36
    • 59

    Partly Sunny

    • 34
    • 54

    Sunny

    • 43
    • 63

    Partly Sunny

    • 46
    • 67

    Mostly Cloudy

Today 13 Oct Union

Partly cloudy. Highs around 70.

Tonight 13 Oct Union

Clear. Unseasonably warm with Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Gusts up to 25 Mph until early morning.

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Transportation Research Center of Ohio Airport Temperature Statistics

October Temperature

Marysville Union County Airport (11.2 miles)

  • Lowest 6 October, 2026

    37.4 °F

  • Average October

    59.7 °F

  • Highest 1 October, 2026

    87.8 °F

Climate (2021–2026)

Marysville Union County Airport (11.2 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    62.5 °F
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