Pottstown Pennsylvania Climate Data

Monthly Average Climate Data for Pottstown Pennsylvania

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.2 °C4.4 °C86.36 mm
February-4.4 °C5.8 °C71.63 mm
March-0.5 °C10.6 °C101.6 mm
April5.2 °C17.6 °C95.5 mm
May10.7 °C22.9 °C99.82 mm
June16.2 °C27.8 °C111 mm
July19 °C30.3 °C119.63 mm
August18.1 °C29.4 °C112.01 mm
September13.8 °C25.8 °C134.11 mm
October7.2 °C19 °C109.73 mm
November1.6 °C12.8 °C81.79 mm
December-2.3 °C7.1 °C104.9 mm
Annual6.6 °C17.8 °C1228.08 mm

Climate Data for Pottstown Pennsylvania

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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