Simpson Pennsylvania Climate Data

Monthly Average Climate Data for Simpson Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.3 °F32.5 °F3.27 in.
February16.3 °F35.2 °F2.61 in.
March24.0 °F43.4 °F3.0 in.
April34.4 °F57.2 °F3.89 in.
May45.3 °F68.5 °F4.11 in.
June54.6 °F76.5 °F5.05 in.
July59.0 °F80.9 °F4.16 in.
August57.6 °F79.2 °F3.56 in.
September50.5 °F72.4 °F3.91 in.
October38.8 °F60.2 °F4.12 in.
November29.9 °F48.0 °F2.8 in.
December21.9 °F37.4 °F3.46 in.
Annual37.3 °F57.6 °F43.94 in.

Climate Data for Simpson Pennsylvania

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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