Haddonfield New Jersey Climate Data

Monthly Average Climate Data for Haddonfield New Jersey

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.1 °C5.3 °C90.42 mm
February-2.3 °C7.1 °C70.87 mm
March1.4 °C11.6 °C113.79 mm
April7 °C18.1 °C89.15 mm
May12.3 °C23.4 °C98.81 mm
June17.6 °C28.4 °C107.95 mm
July20.7 °C30.9 °C120.14 mm
August19.7 °C29.7 °C124.46 mm
September16 °C25.9 °C102.62 mm
October9.5 °C19.3 °C97.54 mm
November3.9 °C13.3 °C78.74 mm
December-0.2 °C7.9 °C106.68 mm
Annual8.5 °C18.4 °C1201.17 mm

Climate Data for Haddonfield New Jersey

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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