Bryn Athyn Pennsylvania Climate Data

Monthly Average Climate Data for Bryn Athyn Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.7 °F40.5 °F3.54 in.
February26.1 °F43.3 °F2.65 in.
March33.0 °F51.2 °F4.27 in.
April43.0 °F63.2 °F3.77 in.
May52.8 °F72.8 °F4.15 in.
June62.3 °F81.9 °F4.44 in.
July67.8 °F86.4 °F4.8 in.
August66.1 °F84.7 °F5.13 in.
September58.9 °F78.2 °F4.34 in.
October47.2 °F66.3 °F3.95 in.
November37.1 °F55.2 °F3.3 in.
December29.8 °F45.2 °F4.33 in.
Annual45.7 °F64.1 °F48.67 in.

Climate Data for Bryn Athyn Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation