Newtonville New Jersey Climate Data

Monthly Average Climate Data for Newtonville New Jersey

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.4 °C5.6 °C92.96 mm
February-3.8 °C6.9 °C74.42 mm
March0.1 °C11.1 °C115.57 mm
April5.6 °C17.6 °C88.39 mm
May10.9 °C22.7 °C89.15 mm
June16.2 °C27.8 °C106.17 mm
July19.2 °C30.3 °C124.21 mm
August18.1 °C29.2 °C125.73 mm
September14.4 °C25.8 °C103.89 mm
October7.6 °C19.3 °C102.62 mm
November2.1 °C13.6 °C84.33 mm
December-1.7 °C8.3 °C110.49 mm
Annual7 °C18.2 °C1217.93 mm

Climate Data for Newtonville New Jersey

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 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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