Hawthorne New Jersey Climate Data

Monthly Average Climate Data for Hawthorne New Jersey

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.4 °C3.7 °C90.68 mm
February-4.5 °C5.2 °C69.85 mm
March-0.5 °C9.7 °C108.46 mm
April5.3 °C16.6 °C102.62 mm
May10.7 °C22.2 °C101.6 mm
June16 °C27.2 °C123.7 mm
July18.9 °C29.9 °C111.51 mm
August17.9 °C28.8 °C116.33 mm
September13.7 °C25.1 °C110.49 mm
October7.1 °C18.5 °C111 mm
November1.9 °C12.2 °C94.23 mm
December-2.1 °C6.5 °C108.71 mm
Annual6.6 °C17.1 °C1249.18 mm

Climate Data for Hawthorne 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 7a : -17.8°C to -15°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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