Hanover Pennsylvania Climate Data

Monthly Average Climate Data for Hanover Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.6 °F39.4 °F3.16 in.
February24.0 °F42.4 °F2.64 in.
March31.0 °F51.2 °F3.93 in.
April41.4 °F63.7 °F3.49 in.
May51.1 °F73.0 °F4.04 in.
June60.5 °F81.6 °F3.73 in.
July64.8 °F86.0 °F4.21 in.
August63.0 °F84.2 °F3.72 in.
September56.0 °F77.5 °F4.78 in.
October44.6 °F65.5 °F3.86 in.
November34.9 °F54.4 °F3.11 in.
December27.5 °F43.7 °F3.54 in.
Annual43.5 °F63.6 °F44.21 in.

Climate Data for Hanover 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 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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