Hammonton New Jersey Climate Data

Monthly Average Climate Data for Hammonton New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.9 °F42.1 °F3.64 in.
February25.1 °F44.5 °F2.91 in.
March31.9 °F51.9 °F4.56 in.
April41.8 °F63.6 °F3.51 in.
May51.4 °F72.9 °F3.56 in.
June60.7 °F82.1 °F4.15 in.
July66.1 °F86.4 °F4.85 in.
August64.3 °F84.6 °F4.76 in.
September57.6 °F78.4 °F4.18 in.
October45.5 °F66.8 °F4.09 in.
November35.5 °F56.3 °F3.3 in.
December28.8 °F46.9 °F4.33 in.
Annual44.4 °F64.7 °F47.84 in.

Climate Data for Hammonton New Jersey

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 11 - Apr. 20
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 ConditionsExtreme Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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