Silkworth Pennsylvania Climate Data

Monthly Average Climate Data for Silkworth Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.2 °F33.4 °F3.48 in.
February17.7 °F35.9 °F2.53 in.
March25.1 °F44.4 °F3.27 in.
April35.9 °F57.9 °F4.1 in.
May46.2 °F69.1 °F3.86 in.
June55.2 °F77.1 °F4.98 in.
July59.5 °F82.1 °F4.21 in.
August57.7 °F80.0 °F4.31 in.
September50.7 °F73.3 °F4.75 in.
October39.9 °F60.8 °F4.52 in.
November31.0 °F49.1 °F3.11 in.
December22.9 °F38.4 °F3.59 in.
Annual38.2 °F58.5 °F46.71 in.

Climate Data for Silkworth Pennsylvania

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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