Smithfield Pennsylvania Climate Data

Monthly Average Climate Data for Smithfield Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.8 °F38.6 °F3.34 in.
February23.4 °F41.8 °F2.89 in.
March29.8 °F50.9 °F3.65 in.
April39.7 °F64.0 °F3.85 in.
May49.9 °F73.3 °F4.43 in.
June58.5 °F80.6 °F4.5 in.
July62.7 °F84.0 °F4.72 in.
August61.4 °F83.2 °F3.87 in.
September54.3 °F77.0 °F3.63 in.
October42.9 °F64.7 °F3.19 in.
November33.2 °F52.9 °F3.26 in.
December26.8 °F42.6 °F3.4 in.
Annual42 °F62.8 °F44.73 in.

Climate Data for Smithfield Pennsylvania

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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