Seabrook Island South Carolina Climate Data

Monthly Average Climate Data for Seabrook Island South Carolina

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January42.0 °F58.6 °F3.46 in.
February43.9 °F61.1 °F3.32 in.
March49.9 °F67.2 °F3.44 in.
April57.5 °F74.0 °F3.11 in.
May66.6 °F80.8 °F2.97 in.
June73.1 °F86.1 °F5.34 in.
July76.1 °F89.3 °F5.84 in.
August75.1 °F88.0 °F7.0 in.
September71.6 °F84.3 °F5.47 in.
October61.1 °F77.1 °F4.55 in.
November50.7 °F68.5 °F2.91 in.
December44.8 °F61.5 °F3.78 in.
Annual59.4 °F74.7 °F51.19 in.

Climate Data for Seabrook Island South Carolina

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateMar. 11 - Mar. 20
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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