Hamilton Square New Jersey Climate Data

Monthly Average Climate Data for Hamilton Square New Jersey

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.4 °C4.7 °C89.41 mm
February-3.6 °C6.1 °C66.8 mm
March0.2 °C10.4 °C109.98 mm
April5.8 °C17.2 °C90.42 mm
May11.1 °C22.4 °C102.62 mm
June16.2 °C27.6 °C114.55 mm
July19.2 °C30.1 °C127.25 mm
August18.3 °C29.1 °C115.82 mm
September14.2 °C25.6 °C104.39 mm
October7.8 °C18.9 °C98.04 mm
November2.3 °C13.1 °C84.07 mm
December-1.8 °C7.4 °C108.71 mm
Annual7.1 °C17.7 °C1212.06 mm

Climate Data for Hamilton Square New Jersey

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
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 ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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