Slippery Rock Pennsylvania Climate Data

Monthly Average Climate Data for Slippery Rock Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.5 °F35.0 °F3.07 in.
February18.7 °F38.3 °F2.56 in.
March25.8 °F47.2 °F3.27 in.
April36.1 °F60.1 °F3.91 in.
May46.3 °F70.4 °F3.96 in.
June55.3 °F78.5 °F4.76 in.
July59.1 °F82.6 °F4.6 in.
August57.6 °F81.4 °F3.8 in.
September50.8 °F75.1 °F3.9 in.
October40.1 °F62.8 °F3.37 in.
November31.3 °F50.4 °F3.34 in.
December23.7 °F39.6 °F3.14 in.
Annual38.5 °F60.1 °F43.68 in.

Climate Data for Slippery Rock Pennsylvania

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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