Johnsonburg New Jersey Climate Data

Monthly Average Climate Data for Johnsonburg New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F36.2 °F3.47 in.
February19.5 °F39.3 °F2.78 in.
March27.1 °F47.6 °F3.94 in.
April38.2 °F60.5 °F3.74 in.
May48.2 °F70.6 °F4.01 in.
June57.3 °F78.8 °F4.96 in.
July62.0 °F83.5 °F4.44 in.
August60.4 °F81.6 °F4.78 in.
September53.0 °F75.0 °F4.65 in.
October41.4 °F63.3 °F4.54 in.
November31.4 °F52.1 °F3.39 in.
December24.3 °F41.5 °F4.11 in.
Annual40.1 °F60.8 °F48.81 in.

Climate Data for Johnsonburg New Jersey

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year