Marion Ohio Climate Data

Monthly Average Climate Data for Marion Ohio

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.4 °C0.9 °C69.09 mm
February-6.6 °C2.4 °C54.1 mm
March-1.9 °C8.3 °C70.1 mm
April4.1 °C15.8 °C99.57 mm
May10.3 °C21.8 °C105.92 mm
June15.5 °C26.6 °C116.59 mm
July17.2 °C28.3 °C102.36 mm
August16.1 °C27.5 °C86.87 mm
September11.9 °C24.3 °C82.04 mm
October5.8 °C17.4 °C71.63 mm
November0.3 °C10.1 °C72.39 mm
December-4.2 °C3.6 °C69.34 mm
Annual5.1 °C15.6 °C1000 mm

Climate Data for Marion Ohio

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation