Sullivans Island, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Saturday
    Partly Sunny
    73°
    Forecast night icon
    Night
    Partly Cloudy
    64°
    Saturday 4/27
    Day
    73°
    Partly Sunny
    Forecast day icon
    Night
    64°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 70s except in the mid 70s near the coast. Southeast winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 60s. East winds 10 to 15 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Partly Cloudy
    63°
    Sunday 4/28
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    63°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s. Southeast winds 10 to 15 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph diminishing to around 5 mph after midnight.
  • Forecast day icon
    Monday
    Sunny
    77°
    Forecast night icon
    Night
    Mostly Clear
    63°
    Monday 4/29
    Day
    77°
    Sunny
    Forecast day icon
    Night
    63°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s except in the upper 70s near the coast. South winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the lower 60s.
  • Forecast day icon
    Tuesday
    Sunny
    79°
    Forecast night icon
    Night
    Mostly Clear
    67°
    Tuesday 4/30
    Day
    79°
    Sunny
    Forecast day icon
    Night
    67°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s.
    Night Details
    Mostly clear. Lows in the mid 60s.
  • Forecast day icon
    Wednesday
    Sunny
    82°
    Forecast night icon
    Night
    Mostly Clear
    67°
    Wednesday 5/1
    Day
    82°
    Sunny
    Forecast day icon
    Night
    67°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 80s.
    Night Details
    Mostly clear. Lows in the mid 60s.
  • Forecast day icon
    Thursday
    Sunny
    83°
    Forecast night icon
    Night
    Mostly Clear
    65°
    Thursday 5/2
    Day
    83°
    Sunny
    Forecast day icon
    Night
    65°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s.
    Night Details
    Mostly clear. Lows in the mid 60s.
  • Forecast day icon
    Friday
    Sunny
    79°
    Forecast night icon
    Night
    40% Chance of Rain
    68°
    Friday 5/3
    Day
    79°
    Sunny
    Forecast day icon
    Night
    68°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 68F. Dew point will be around 67F with an average humidity of 92%. Winds will be 3 mph from the S.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    81°
    Forecast night icon
    Night
    50% Chance of Rain
    67°
    Saturday 5/4
    Day
    81°
    40% Chance of Rain
    Forecast day icon
    Night
    67°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 40% chance for rain and thunderstorms. High temperature around 81F. Dew point will be around 68F with an average humidity of 77%. Winds will be 2 mph from the SW.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 67F with an average humidity of 91%. Winds will be 1 mph from the NW.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    80°
    Forecast night icon
    Night
    40% Chance of Rain
    67°
    Sunday 5/5
    Day
    80°
    30% Chance of Rain
    Forecast day icon
    Night
    67°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 80F. Dew point will be around 67F with an average humidity of 76%. Winds will be 2 mph from the N.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 67F. Dew point will be around 66F with an average humidity of 89%. Winds will be 1 mph from the NE.
  • Forecast day icon
    Monday
    40% Chance of Rain
    79°
    Forecast night icon
    Night
    50% Chance of Rain
    67°
    Monday 5/6
    Day
    79°
    40% Chance of Rain
    Forecast day icon
    Night
    67°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a chance of rain. Chance of precipitation 35%. High temperature around 79F. Dew point will be around 65F with an average humidity of 74%. Winds will be 2 mph from the NE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 87%. Winds will be 1 mph from the W.