Ottawa Ohio Climate Data

Monthly Average Climate Data for Ottawa Ohio

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C0.6 °C62.23 mm
February-6.6 °C2.3 °C51.56 mm
March-2.2 °C8.2 °C62.23 mm
April3.5 °C15.8 °C89.15 mm
May10.1 °C22.1 °C108.46 mm
June15.6 °C27.1 °C104.65 mm
July17.3 °C29 °C106.68 mm
August16.1 °C27.9 °C89.92 mm
September12.1 °C24.9 °C71.37 mm
October6 °C17.8 °C69.85 mm
November0.4 °C9.8 °C69.6 mm
December-4.4 °C3.3 °C59.69 mm
Annual5 °C15.7 °C945.39 mm

Climate Data for Ottawa 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
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