Mount Royal New Jersey Climate Data

Monthly Average Climate Data for Mount Royal New Jersey

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January26.5 °F41.4 °F3.62 in.
February27.8 °F43.8 °F2.84 in.
March34.4 °F51.6 °F4.42 in.
April44.8 °F63.8 °F3.54 in.
May54.4 °F73.4 °F3.7 in.
June64.0 °F82.8 °F4.25 in.
July69.5 °F87.0 °F4.6 in.
August68.0 °F85.1 °F4.62 in.
September61.1 °F78.5 °F4.14 in.
October49.1 °F66.7 °F3.87 in.
November38.9 °F55.8 °F3.05 in.
December31.9 °F46.3 °F4.19 in.
Annual47.5 °F64.7 °F46.84 in.

Climate Data for Mount Royal New Jersey

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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