Jefferson South Carolina Climate Data

Monthly Average Climate Data for Jefferson South Carolina

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January32.2 °F54.4 °F3.96 in.
February34.4 °F58.0 °F3.33 in.
March40.8 °F65.7 °F3.86 in.
April49.5 °F75.0 °F3.47 in.
May58.4 °F81.8 °F3.28 in.
June66.4 °F88.6 °F4.37 in.
July70.1 °F91.5 °F4.5 in.
August69.0 °F89.7 °F4.53 in.
September63.1 °F84.4 °F4.35 in.
October51.0 °F75.0 °F3.46 in.
November40.5 °F64.9 °F3.34 in.
December35.1 °F57.1 °F3.9 in.
Annual50.9 °F73.8 °F46.35 in.

Climate Data for Jefferson 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 8a : 10°F to 15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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