Rock Hill South Carolina Climate Data

Monthly Average Climate Data for Rock Hill South Carolina

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-0.4 °C11.3 °C96.01 mm
February1.1 °C13.4 °C81.53 mm
March4.8 °C17.7 °C102.11 mm
April9.6 °C22.8 °C92.96 mm
May14.6 °C26.7 °C89.66 mm
June19.1 °C30.4 °C104.65 mm
July21 °C32.3 °C97.03 mm
August20.3 °C31.3 °C104.65 mm
September17.1 °C28.4 °C95.5 mm
October10.3 °C22.9 °C78.49 mm
November4.2 °C17.2 °C84.07 mm
December1.1 °C12.7 °C95.5 mm
Annual10.2 °C22.3 °C1122.16 mm

Climate Data for Rock Hill South Carolina

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 8a : -12.2°C to -9.4°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate