Sullivans Island, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Mostly Cloudy
    78°
    Forecast night icon
    Night
    60% Chance of Storms
    67°
    Monday 5/13
    Day
    78°
    Mostly Cloudy
    Forecast day icon
    Night
    67°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of showers. Highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
    Night Details
    Cloudy. A chance of showers in the evening then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds 10 to 15 mph. Chance of rain 60 percent.
  • Forecast day icon
    Tuesday
    Thunderstorms
    75°
    Forecast night icon
    Night
    80% Chance of Storms
    69°
    Tuesday 5/14
    Day
    75°
    Thunderstorms
    Forecast day icon
    Night
    69°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers with a chance of thunderstorms. Highs around 80. South winds 10 to 15 mph. Chance of rain 90 percent.
    Night Details
    A chance of thunderstorms. Showers. Lows in the upper 60s. Southwest winds 10 to 15 mph. Chance of rain 80 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    82°
    Forecast night icon
    Night
    Mostly Clear
    68°
    Wednesday 5/15
    Day
    82°
    50% Chance of Storms
    Forecast day icon
    Night
    68°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then clearing. A chance of showers and thunderstorms. Highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
    Night Details
    Mostly clear. Lows in the mid 60s.
  • Forecast day icon
    Thursday
    Sunny
    83°
    Forecast night icon
    Night
    Partly Cloudy
    69°
    Thursday 5/16
    Day
    83°
    Sunny
    Forecast day icon
    Night
    69°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 80s.
    Night Details
    Partly cloudy. Lows in the upper 60s.
  • Forecast day icon
    Friday
    40% Chance of Storms
    84°
    Forecast night icon
    Night
    50% Chance of Storms
    71°
    Friday 5/17
    Day
    84°
    40% Chance of Storms
    Forecast day icon
    Night
    71°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    50% Chance of Storms
    81°
    Forecast night icon
    Night
    Partly Cloudy
    70°
    Saturday 5/18
    Day
    81°
    50% Chance of Storms
    Forecast day icon
    Night
    70°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 20 percent.
  • Forecast day icon
    Sunday
    30% Chance of Storms
    84°
    Forecast night icon
    Night
    50% Chance of Rain
    70°
    Sunday 5/19
    Day
    84°
    30% Chance of Storms
    Forecast day icon
    Night
    70°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 30 percent.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 70F. Dew point will be around 69F with an average humidity of 83%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Monday
    50% Chance of Rain
    84°
    Forecast night icon
    Night
    30% Chance of Rain
    71°
    Monday 5/20
    Day
    84°
    50% Chance of Rain
    Forecast day icon
    Night
    71°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a chance of rain. Chance of precipitation 45%. High temperature around 84F. Dew point will be around 72F with an average humidity of 79%. Winds will be 2 mph from the NW.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 71F. Dew point will be around 69F with an average humidity of 85%. Winds will be 1 mph from the S.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    84°
    Forecast night icon
    Night
    30% Chance of Rain
    72°
    Tuesday 5/21
    Day
    84°
    Mostly Sunny
    Forecast day icon
    Night
    72°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 84F. Dew point will be around 71F with an average humidity of 79%. Winds will be 2 mph from the W.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 72F. Dew point will be around 71F with an average humidity of 85%. Winds will be 3 mph from the S.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    85°
    Forecast night icon
    Night
    40% Chance of Rain
    72°
    Wednesday 5/22
    Day
    85°
    30% Chance of Rain
    Forecast day icon
    Night
    72°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 30% chance for rain and thunderstorms. High temperature around 85F. Dew point will be around 73F with an average humidity of 80%. Winds will be 4 mph from the SW.
    Night Details
    Partly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 72F. Dew point will be around 71F with an average humidity of 86%. Winds will be 2 mph from the S.