Mill Creek Pennsylvania Climate Data

Monthly Average Climate Data for Mill Creek Pennsylvania

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.7 °C2.8 °C70.87 mm
February-6.2 °C4.6 °C59.18 mm
March-2.4 °C9.3 °C85.85 mm
April3 °C17 °C90.93 mm
May8.8 °C22.7 °C99.31 mm
June13.9 °C27.1 °C101.35 mm
July16.2 °C29.6 °C83.57 mm
August15.4 °C28.7 °C89.41 mm
September11.4 °C24.8 °C101.85 mm
October5.1 °C18.2 °C93.22 mm
November-0.1 °C11.5 °C73.66 mm
December-3.9 °C5.2 °C80.26 mm
Annual4.5 °C16.8 °C1029.46 mm

Climate Data for Mill Creek Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
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 6b : -20.6°C to -17.8°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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