Sylvania Pennsylvania Climate Data

Monthly Average Climate Data for Sylvania Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.2 °F32.0 °F2.61 in.
February14.9 °F34.7 °F1.96 in.
March22.0 °F43.0 °F2.97 in.
April32.5 °F56.5 °F3.35 in.
May43.6 °F68.4 °F3.47 in.
June52.6 °F76.3 °F3.91 in.
July56.9 °F80.6 °F3.51 in.
August55.6 °F79.2 °F3.5 in.
September48.5 °F72.4 °F4.13 in.
October38.0 °F59.9 °F3.56 in.
November29.0 °F47.2 °F2.79 in.
December21.2 °F36.8 °F2.71 in.
Annual35.8 °F57.3 °F38.47 in.

Climate Data for Sylvania Pennsylvania

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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