select pnm,lnm,st_cd,st_nm,cnty_id,dm,dm_date,dm_hist,avg_tmax_data,avg_tmin_data,avg_prcp_data,rec_hi_data,rec_lo_data,avg_sndp_data,x,y,ff,lf,fd,hz,er,hz_source,kg,hzd,clim_stn_nm,hz12,hz90, feels_like_min,feels_like_max,days_of_prcp,snow,cloud_cover,humidity,wind_speed from worldtg8_pm.pm_climate_points_namer where surl = 'seabrook-island' and st_surl='south-carolina' and iso_cc = 'US' and prim_loc in (1,2) Seabrook Island South Carolina Climate Data - Updated February 2026

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 DateFeb. 21 - Feb. 29
Average Days With Frost5-10 Days
Plant Hardiness ZoneZone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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