Brass Castle New Jersey Climate Data

Monthly Average Climate Data for Brass Castle New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.7 °F37.1 °F3.67 in.
February20.8 °F40.0 °F3.02 in.
March27.9 °F48.0 °F3.9 in.
April38.6 °F60.7 °F4.01 in.
May48.6 °F70.6 °F4.25 in.
June57.5 °F79.1 °F5.01 in.
July62.4 °F83.9 °F4.98 in.
August61.0 °F81.9 °F4.95 in.
September53.7 °F75.3 °F5.29 in.
October42.4 °F63.9 °F4.77 in.
November32.4 °F52.4 °F3.58 in.
December25.1 °F42.1 °F4.42 in.
Annual40.8 °F61.3 °F51.85 in.

Climate Data for Brass Castle 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 7a : 0°F to 5°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