Marine Weather Net

Summerville, SC Weather Forecast


Marine Forecast: Charleston Harbor


Summerville, South Carolina

 Lat: 33.02N, Lon: 80.18W

Current Conditions Updated: 956 AM EST WED MAR 4 2026

Partly Cloudy
Temp: 63°F
  • Humidity:
  • 86%
  • Winds:
  • 5 MPH NNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.37 in.
  • Dewpoint:
  • 59°F
  • Heat index:
  • 63°F

  • Sunrise:
  • 6:43 AM EST
  • Sunset:
  • 6:19 PM EST
  • Moonrise:
  • 7:47 PM EST
  • Moonset:
  • 7:15 AM EST

TODAY

PARTLY SUNNY
Hi: 79°F
Lo: 55°F

THURSDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 59°F

FRIDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 60°F

SATURDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 61°F
Precip: 20%
Weather Forecast In Detail:
Forecast Issued: 432 AM EST Wed Mar 04 2026

DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING
Today...Partly sunny this morning, then clearing. Areas of dense fog this morning. Highs in the upper 70s. Light and variable winds, becoming south around 5 mph this afternoon.
Tonight...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. South winds around 5 mph in the evening, becoming light and variable.
Thursday...Mostly sunny. Highs in the upper 70s. South winds 5 to 10 mph.
Thursday Night...Partly cloudy. Lows in the upper 50s. South winds around 5 mph.
Friday...Mostly sunny. Highs in the lower 80s. South winds around 5 mph.
Friday Night...Mostly cloudy. Lows around 60.
Saturday...Mostly sunny with a 20 percent chance of showers. Highs in the lower 80s.
Saturday Night...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 60s.
Sunday...Partly sunny with a 40 percent chance of showers. Highs in the lower 80s.
Sunday Night...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 60s.
Monday...Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
Monday Night...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 60s.
Tuesday...Mostly sunny with a 30 percent chance of showers. Highs in the lower 80s.
SHARE THIS PAGE: