New Gretna New Jersey Climate Data

Monthly Average Climate Data for New Gretna New Jersey

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.2 °C5.8 °C95.25 mm
February-3.7 °C6.9 °C75.44 mm
March0.2 °C10.3 °C120.14 mm
April5.6 °C16.7 °C89.92 mm
May10.9 °C21.9 °C91.69 mm
June16.3 °C27.1 °C100.58 mm
July19.3 °C29.6 °C125.98 mm
August18.4 °C28.6 °C126.24 mm
September15.1 °C25.3 °C91.19 mm
October8.6 °C19.4 °C107.95 mm
November2.9 °C13.7 °C85.85 mm
December-1.4 °C8.4 °C116.08 mm
Annual7.3 °C17.8 °C1226.31 mm

Climate Data for New Gretna New Jersey

Average First Frost DateNov. 1 - Nov. 10
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 7a : -17.8°C to -15°C
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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