Smyrna South Carolina Climate Data

Monthly Average Climate Data for Smyrna South Carolina

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January30.4 °F51.8 °F3.85 in.
February33.1 °F55.9 °F3.29 in.
March39.6 °F63.6 °F4.3 in.
April48.1 °F72.6 °F3.79 in.
May57.1 °F79.6 °F3.5 in.
June65.4 °F86.2 °F3.98 in.
July68.9 °F89.6 °F3.63 in.
August67.8 °F87.9 °F4.29 in.
September61.8 °F82.8 °F3.65 in.
October49.3 °F73.0 °F3.11 in.
November38.4 °F62.7 °F3.36 in.
December33.1 °F54.4 °F3.99 in.
Annual49.4 °F71.7 °F44.74 in.

Climate Data for Smyrna South Carolina

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 8a : 10°F to 15°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate