Marine Weather Net

Sullivans Island, SC Weather Forecast




Sullivans Island, South Carolina

 Lat: 32.76N, Lon: 79.84W

Current Conditions Updated: 856 AM EDT FRI OCT 31 2025

Clear


Temp: 48°F
  • Humidity:
  • 82%
  • Winds:
  • 7 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.96 in.
  • Dewpoint:
  • 43°F
  • Heat index:
  • 48°F

  • Sunrise:
  • 7:34 AM EDT
  • Sunset:
  • 6:28 PM EDT
  • Moonrise:
  • 3:34 PM EDT
  • Moonset:
  • 2:00 AM EDT

REST OF TODAY

SUNNY

Hi: 69°F
Lo: 45°F

SATURDAY

SUNNY

Hi: 65°F
Lo: 48°F

SUNDAY

MOSTLY SUNNY
Hi: 69°F
Lo: 50°F

MONDAY

MOSTLY SUNNY
Hi: 65°F
Lo: 50°F
Precip: 20%
Weather Forecast In Detail:
Forecast Issued: 957 AM EDT Fri Oct 31 2025

Rest Of Today...Sunny. Highs in the upper 60s. West winds 5 to 10 mph.
Tonight...Clear. Lows in the mid 40s. West winds 5 to 10 mph.
Saturday...Sunny. Highs in the mid 60s. North winds around 5 mph, becoming east in the afternoon.
Saturday Night...Mostly clear. Lows in the upper 40s, except in the lower 50s near the coast. Northeast winds around 5 mph.
Sunday...Mostly sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph.
Sunday Night...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows around 50. Chance of rain 40 percent.
Monday...Mostly sunny with a 20 percent chance of showers. Highs in the mid 60s.
Monday Night...Mostly clear. Lows around 50.
Tuesday...Sunny. Highs in the upper 60s.
Tuesday Night...Mostly clear. Lows in the upper 40s.
Wednesday...Sunny. Highs in the upper 60s.
Wednesday Night...Mostly clear. Lows in the lower 50s.
Thursday...Sunny. Highs in the lower 70s.
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