Glassboro New Jersey Climate Data

Monthly Average Climate Data for Glassboro New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.6 °F41.4 °F3.92 in.
February26.0 °F43.8 °F2.92 in.
March32.6 °F51.5 °F4.6 in.
April42.9 °F63.8 °F3.63 in.
May52.4 °F73.5 °F3.82 in.
June61.9 °F82.6 °F4.35 in.
July67.4 °F86.6 °F4.76 in.
August65.7 °F84.8 °F4.65 in.
September59.0 °F78.5 °F4.1 in.
October46.9 °F66.6 °F3.99 in.
November36.8 °F55.8 °F3.03 in.
December29.8 °F46.2 °F4.29 in.
Annual45.5 °F64.6 °F48.06 in.

Climate Data for Glassboro 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 ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate