Penn Pennsylvania Climate Data

Monthly Average Climate Data for Penn Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.5 °F37.2 °F3.23 in.
February21.3 °F40.0 °F2.68 in.
March28.5 °F49.1 °F3.36 in.
April38.3 °F62.2 °F3.59 in.
May48.8 °F71.9 °F4.13 in.
June57.6 °F79.7 °F4.5 in.
July61.8 °F83.6 °F4.55 in.
August60.1 °F82.5 °F3.88 in.
September53.0 °F76.1 °F3.75 in.
October41.7 °F64.0 °F3.22 in.
November32.2 °F51.7 °F3.18 in.
December25.7 °F41.4 °F3.22 in.
Annual40.8 °F61.6 °F43.29 in.

Climate Data for Penn Pennsylvania

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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