Duncan South Carolina Climate Data

Monthly Average Climate Data for Duncan South Carolina

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-0.1 °C11.3 °C112.78 mm
February1.2 °C13.6 °C101.35 mm
March4.8 °C17.7 °C120.4 mm
April9.2 °C22.6 °C111.76 mm
May14.1 °C26.6 °C102.87 mm
June18.6 °C30.2 °C116.33 mm
July20.6 °C32.2 °C116.59 mm
August20 °C31.1 °C125.73 mm
September16.8 °C28.1 °C104.65 mm
October10.1 °C22.7 °C99.31 mm
November4.2 °C17.1 °C103.38 mm
December1.3 °C12.6 °C121.41 mm
Annual10.1 °C22.2 °C1336.56 mm

Climate Data for Duncan 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 7b : -15°C to -12.2°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com