Dover New Jersey Climate Data

Monthly Average Climate Data for Dover New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.4 °F37.1 °F3.74 in.
February21.4 °F39.4 °F3.12 in.
March28.8 °F47.8 °F4.34 in.
April39.7 °F60.6 °F3.91 in.
May49.5 °F70.6 °F3.98 in.
June58.8 °F79.2 °F5.54 in.
July63.7 °F84.7 °F4.5 in.
August62.3 °F82.7 °F4.74 in.
September54.7 °F75.8 °F4.84 in.
October43.2 °F63.8 °F4.4 in.
November33.8 °F52.3 °F3.54 in.
December26.5 °F42.1 °F4.55 in.
Annual41.9 °F61.3 °F51.2 in.

Climate Data for Dover New Jersey

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation