Delphos Ohio Climate Data

Monthly Average Climate Data for Delphos Ohio

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C0.4 °C65.79 mm
February-6.6 °C2.3 °C55.63 mm
March-1.9 °C8.3 °C67.82 mm
April3.8 °C15.9 °C95.25 mm
May10.3 °C22.1 °C110.74 mm
June15.8 °C27 °C109.47 mm
July17.4 °C28.9 °C106.68 mm
August16.3 °C27.9 °C90.42 mm
September12.2 °C24.9 °C77.72 mm
October6.2 °C17.8 °C71.37 mm
November0.4 °C9.8 °C73.91 mm
December-4.4 °C3.2 °C62.74 mm
Annual5.2 °C15.7 °C987.54 mm

Climate Data for Delphos 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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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