Port Chester New York Climate Data

Monthly Average Climate Data for Port Chester New York

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.8 °F38.9 °F3.85 in.
February25.6 °F40.9 °F2.87 in.
March31.9 °F47.7 °F4.13 in.
April41.7 °F59.0 °F3.96 in.
May51.2 °F69.1 °F3.75 in.
June60.9 °F77.9 °F4.58 in.
July66.8 °F83.7 °F4.02 in.
August66.1 °F81.8 °F4.56 in.
September59.4 °F75.9 °F4.67 in.
October48.9 °F64.6 °F4.38 in.
November39.2 °F53.9 °F3.85 in.
December31.2 °F44.3 °F4.39 in.
Annual45.6 °F61.5 °F49.01 in.

Climate Data for Port Chester New York

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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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