Newton New Jersey Climate Data

Monthly Average Climate Data for Newton New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.8 °F35.9 °F3.36 in.
February19.3 °F38.9 °F2.66 in.
March26.9 °F47.1 °F3.82 in.
April38.0 °F60.0 °F3.58 in.
May48.0 °F70.4 °F3.83 in.
June57.3 °F78.6 °F5.01 in.
July61.9 °F83.6 °F4.16 in.
August60.3 °F81.6 °F4.78 in.
September52.7 °F75.1 °F4.47 in.
October41.3 °F63.0 °F4.25 in.
November31.4 °F51.6 °F3.33 in.
December24.2 °F40.9 °F3.97 in.
Annual39.9 °F60.6 °F47.22 in.

Climate Data for Newton New Jersey

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
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
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