New Haven Ohio Climate Data

Monthly Average Climate Data for New Haven Ohio

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.7 °C0.7 °C77.22 mm
February-7 °C2.3 °C52.07 mm
March-2.4 °C7.8 °C73.15 mm
April3.3 °C15.6 °C102.62 mm
May9.5 °C21.7 °C106.17 mm
June14.8 °C26.5 °C116.84 mm
July16.6 °C28.4 °C103.12 mm
August15.7 °C27.6 °C95.76 mm
September11.7 °C24.3 °C91.44 mm
October5.7 °C17.4 °C79.76 mm
November0.3 °C9.8 °C73.91 mm
December-4.4 °C3.6 °C69.6 mm
Annual4.7 °C15.5 °C1041.66 mm
MonthAvg. LowAvg. HighAvg. Precip
January-5.2 °C4.1 °C85.34 mm
February-4.1 °C6.3 °C69.6 mm
March0.3 °C11.8 °C99.57 mm
April5.8 °C18.6 °C116.59 mm
May11.7 °C23.6 °C125.48 mm
June16.6 °C28.1 °C120.9 mm
July18.6 °C29.9 °C102.62 mm
August17.7 °C29.6 °C82.55 mm
September13.2 °C26.3 °C80.77 mm
October6.6 °C19.7 °C82.04 mm
November1.1 °C12.5 °C84.58 mm
December-2.3 °C6.4 °C90.68 mm
Annual6.7 °C18.1 °C1140.72 mm

Climate Data for New Haven 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
Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°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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