Williamsburg Pennsylvania Climate Data

Monthly Average Climate Data for Williamsburg Pennsylvania

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.6 °C2.5 °C71.37 mm
February-6.2 °C4.2 °C60.2 mm
March-2.4 °C9 °C80.26 mm
April3.3 °C16.4 °C86.61 mm
May9 °C22.1 °C103.38 mm
June14.2 °C26.4 °C105.66 mm
July16.5 °C28.9 °C93.73 mm
August15.7 °C28.2 °C104.39 mm
September11.8 °C24.3 °C104.9 mm
October5.4 °C17.7 °C89.92 mm
November0.3 °C10.9 °C74.93 mm
December-3.7 °C4.8 °C80.01 mm
Annual4.8 °C16.3 °C1055.36 mm

Climate Data for Williamsburg 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 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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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