Caln Pennsylvania Climate Data

Monthly Average Climate Data for Caln Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.4 °F39.6 °F3.7 in.
February22.0 °F41.7 °F3.01 in.
March29.5 °F50.4 °F4.33 in.
April40.0 °F63.0 °F3.9 in.
May49.9 °F72.6 °F4.01 in.
June58.8 °F81.1 °F4.78 in.
July64.3 °F85.5 °F4.9 in.
August62.4 °F84.3 °F4.5 in.
September54.8 °F77.8 °F5.05 in.
October43.0 °F65.9 °F4.68 in.
November33.2 °F54.1 °F3.47 in.
December26.6 °F43.9 °F4.35 in.
Annual42.2 °F63.3 °F50.68 in.

Climate Data for Caln Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°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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