Jennerstown Pennsylvania Climate Data

Monthly Average Climate Data for Jennerstown Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.7 °F33.6 °F3.56 in.
February18.5 °F36.2 °F2.93 in.
March24.9 °F44.8 °F4.04 in.
April36.5 °F58.2 °F4.05 in.
May46.3 °F67.9 °F4.74 in.
June54.8 °F75.1 °F4.73 in.
July58.8 °F78.9 °F4.36 in.
August57.2 °F77.8 °F4.13 in.
September50.0 °F71.4 °F3.96 in.
October39.7 °F60.0 °F3.47 in.
November30.0 °F48.2 °F3.43 in.
December23.1 °F38.0 °F3.63 in.
Annual38 °F57.5 °F47.03 in.

Climate Data for Jennerstown Pennsylvania

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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