Simpsonville South Carolina Climate Data

Monthly Average Climate Data for Simpsonville South Carolina

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-0.2 °C11.4 °C110.74 mm
February1.1 °C13.6 °C102.87 mm
March4.7 °C17.7 °C120.4 mm
April9.1 °C22.6 °C104.39 mm
May14.2 °C26.4 °C95.25 mm
June18.6 °C30.2 °C113.03 mm
July20.6 °C32.2 °C106.68 mm
August20.1 °C31.2 °C126.75 mm
September16.8 °C28.1 °C92.71 mm
October10.1 °C22.8 °C93.47 mm
November4.2 °C17.2 °C101.35 mm
December1.3 °C12.7 °C126.49 mm
Annual10.1 °C22.2 °C1294.13 mm

Climate Data for Simpsonville 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 ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate