Rockhill Pennsylvania Climate Data

Monthly Average Climate Data for Rockhill Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.9 °F37.9 °F2.79 in.
February22.1 °F41.3 °F2.37 in.
March29.1 °F50.0 °F3.46 in.
April38.9 °F63.2 °F3.61 in.
May48.9 °F72.9 °F4.14 in.
June58.0 °F81.3 °F3.9 in.
July62.4 °F85.9 °F3.57 in.
August60.8 °F84.0 °F3.52 in.
September53.4 °F77.1 °F3.91 in.
October42.1 °F65.2 °F3.48 in.
November32.7 °F53.2 °F2.99 in.
December25.6 °F41.9 °F3.22 in.
Annual41.2 °F62.8 °F40.96 in.

Climate Data for Rockhill Pennsylvania

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
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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