Transportation Research Center of Ohio Airport Weather Forecast

    • 61
    • 83

    Mostly Sunny

    • 65
    • 83

    Chance Rain Showers

    • 65
    • 84

    Rain Showers

    • 63
    • 84

    Slight Chance Thunderstorms

    • 66
    • 85

    Slight Chance Thunderstorms

    • 67
    • 87

    Slight Chance Thunderstorms

Today 4 Jun Union

Mostly sunny. Highs in the lower 80s. Southwest Winds 5 to 10 Mph.

Tonight 4 Jun Union

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. Southwest Winds 5 to 10 Mph.

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Transportation Research Center of Ohio Airport Temperature Statistics

June Temperature

Marysville Union County Airport (11.2 miles)

  • Lowest 1 June, 2026

    51.8 °F

  • Average June

    64.8 °F

  • Highest 1 June, 2026

    75.2 °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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