Transportation Research Center of Ohio Airport Weather Forecast
- 58
- 89
Increasing Clouds
- 60
- 87
Partly Sunny
- 62
- 86
Chance Rain Showers
- 61
- 81
Rain Showers Likely
- 60
- 80
Chance Rain Showers
- 58
- 77
Chance Rain Showers
Today 19 Sep Union
Sunny. Highs in the upper 80s. East Winds around 5 Mph.
Tonight 19 Sep Union
Partly cloudy. Lows in the upper 50s. Northeast Winds 5 to 10 Mph.
Transportation Research Center of Ohio Airport Temperature Statistics
September Temperature
Marysville Union County Airport (11.2 miles)
Lowest 9 September, 2025
37.4 °FAverage September
61.2 °FHighest 15 September, 2025
86 °F
Climate (2020–Present)
Marysville Union County Airport (11.2 miles)
Average Low 2020–2025
42.8 °FAverage 2020–2025
52.3 °FAverage High 2020–2025
62 °F