Palmyra Pennsylvania Climate Data

Monthly Average Climate Data for Palmyra Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.5 °F37.7 °F3.18 in.
February22.6 °F40.5 °F2.52 in.
March30.3 °F49.5 °F3.77 in.
April40.7 °F62.3 °F3.67 in.
May50.8 °F72.3 °F3.94 in.
June60.2 °F81.0 °F4.38 in.
July64.5 °F85.7 °F4.58 in.
August62.8 °F83.7 °F4.07 in.
September55.6 °F76.9 °F4.82 in.
October44.0 °F64.7 °F4.22 in.
November34.1 °F53.2 °F3.24 in.
December26.7 °F42.4 °F3.57 in.
Annual42.8 °F62.5 °F45.96 in.

Climate Data for Palmyra Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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