Transportation Research Center of Ohio Airport Weather Forecast

    • 26
    • 43

    Decreasing Clouds

    • 33
    • 50

    Partly Sunny

    • 51
    • 63

    Slight Chance Rain

    • 35
    • 73

    Rain

    • 23
    • 43

    Partly Sunny

    • 29
    • 47

    Mostly Sunny

Today 23 Mar Union

Mostly cloudy early this Morning, then becoming partly cloudy. Much cooler with Highs in the mid 40s. North Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 23 Mar Union

Partly cloudy. Lows in the mid 20s. North Winds 10 to 15 Mph, becoming northeast around 5 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Transportation Research Center of Ohio Airport Temperature Statistics

March Temperature

Marysville Union County Airport (11.2 miles)

  • Lowest 18 March, 2026

    15.8 °F

  • Average March

    47.7 °F

  • Highest 6 March, 2026

    75.2 °F

Climate (2021–Present)

Marysville Union County Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.4 °F
Get WillyWeather+ to remove ads