Boonton New Jersey Climate Data

Monthly Average Climate Data for Boonton New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.9 °F37.8 °F3.72 in.
February22.0 °F40.3 °F2.76 in.
March29.6 °F48.5 °F4.09 in.
April40.2 °F60.9 °F3.99 in.
May49.9 °F71.1 °F4.06 in.
June59.4 °F79.8 °F5.03 in.
July64.4 °F85.5 °F4.37 in.
August62.8 °F83.5 °F4.63 in.
September55.3 °F76.7 °F4.32 in.
October43.6 °F64.5 °F4.41 in.
November34.3 °F53.0 °F3.63 in.
December27.0 °F42.7 °F4.3 in.
Annual42.5 °F62 °F49.31 in.

Climate Data for Boonton New Jersey

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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