Duncan South Carolina Climate Data

Monthly Average Climate Data for Duncan South Carolina

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January31.8 °F52.4 °F4.44 in.
February34.1 °F56.4 °F3.99 in.
March40.7 °F63.9 °F4.74 in.
April48.5 °F72.7 °F4.4 in.
May57.3 °F79.8 °F4.05 in.
June65.4 °F86.3 °F4.58 in.
July69.0 °F90.0 °F4.59 in.
August68.0 °F87.9 °F4.95 in.
September62.2 °F82.6 °F4.12 in.
October50.2 °F72.9 °F3.91 in.
November39.5 °F62.8 °F4.07 in.
December34.4 °F54.7 °F4.78 in.
Annual50.1 °F71.9 °F52.62 in.

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 : 10°F to 15°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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