Arnold Pennsylvania Climate Data

Monthly Average Climate Data for Arnold Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.3 °F37.4 °F3.36 in.
February22.4 °F40.3 °F2.63 in.
March29.1 °F49.2 °F3.23 in.
April39.4 °F62.8 °F3.55 in.
May50.2 °F72.8 °F3.96 in.
June59.4 °F80.7 °F4.49 in.
July63.3 °F84.5 °F4.44 in.
August62.1 °F83.2 °F3.7 in.
September55.1 °F76.5 °F3.87 in.
October43.7 °F64.0 °F3.17 in.
November33.9 °F52.0 °F3.15 in.
December26.6 °F41.6 °F3.31 in.
Annual42.2 °F62.1 °F42.86 in.

Climate Data for Arnold Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com