Salem New Jersey Climate Data

Monthly Average Climate Data for Salem New Jersey

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.7 °C5 °C85.85 mm
February-2.9 °C6.3 °C74.17 mm
March0.9 °C10.6 °C104.65 mm
April6.7 °C17.2 °C89.66 mm
May12.2 °C22.5 °C92.46 mm
June17.5 °C27.4 °C112.52 mm
July20.3 °C29.8 °C114.55 mm
August19.5 °C28.9 °C106.93 mm
September15.7 °C25.6 °C102.62 mm
October9.1 °C19.2 °C95.76 mm
November3.1 °C12.9 °C76.2 mm
December-0.9 °C7.6 °C99.82 mm
Annual8.1 °C17.8 °C1155.19 mm

Climate Data for Salem 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 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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