Swedesboro New Jersey Climate Data

Monthly Average Climate Data for Swedesboro New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January26.2 °F40.9 °F3.61 in.
February27.5 °F43.1 °F2.95 in.
March34.0 °F50.8 °F4.37 in.
April44.5 °F62.9 °F3.57 in.
May54.2 °F72.5 °F3.69 in.
June63.7 °F81.9 °F4.33 in.
July69.2 °F86.0 °F4.66 in.
August67.6 °F84.3 °F4.48 in.
September60.8 °F78.1 °F4.05 in.
October48.6 °F66.3 °F3.84 in.
November38.5 °F55.5 °F2.99 in.
December31.3 °F45.9 °F4.1 in.
Annual47.2 °F64 °F46.64 in.

Climate Data for Swedesboro 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 : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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