Andover New Jersey Climate Data

Monthly Average Climate Data for Andover New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F35.9 °F3.45 in.
February19.7 °F38.9 °F2.77 in.
March27.4 °F47.1 °F3.95 in.
April38.6 °F59.8 °F3.61 in.
May48.5 °F70.1 °F4.01 in.
June57.9 °F78.7 °F4.99 in.
July62.5 °F83.6 °F4.25 in.
August60.9 °F81.6 °F4.76 in.
September53.3 °F74.9 °F4.63 in.
October41.9 °F63.0 °F4.53 in.
November32.1 °F51.6 °F3.43 in.
December24.7 °F40.9 °F4.03 in.
Annual40.5 °F60.5 °F48.41 in.

Climate Data for Andover 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 ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year