Hopewell New Jersey Climate Data

Monthly Average Climate Data for Hopewell New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.1 °F39.2 °F3.62 in.
February23.3 °F41.7 °F2.85 in.
March30.3 °F50.0 °F4.24 in.
April40.6 °F62.4 °F3.93 in.
May50.5 °F71.9 °F4.2 in.
June59.6 °F81.0 °F4.61 in.
July64.7 °F85.8 °F5.22 in.
August63.1 °F83.8 °F4.6 in.
September55.8 °F77.4 °F4.28 in.
October44.3 °F65.3 °F4.17 in.
November34.4 °F54.5 °F3.46 in.
December27.2 °F44.1 °F4.48 in.
Annual43 °F63.1 °F49.66 in.

Climate Data for Hopewell New Jersey

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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