Sullivans Island, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Thunderstorms
    75°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Friday 5/10
    Day
    75°
    Thunderstorms
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy. Showers and thunderstorms late this morning then a slight chance of showers and thunderstorms this afternoon. Highs in the lower 80s. West winds 10 to 15 mph. Chance of rain 90 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly clear after midnight. Lows in the upper 50s. West winds 10 to 15 mph becoming north after midnight. Chance of rain 20 percent.
  • Forecast day icon
    Saturday
    Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    64°
    Saturday 5/11
    Day
    73°
    Sunny
    Forecast day icon
    Night
    64°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s. Less humid. North winds 5 to 10 mph becoming northwest in the afternoon.
    Night Details
    Mostly clear. Lows in the lower 60s. Southwest winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Sunny
    80°
    Forecast night icon
    Night
    Partly Cloudy
    65°
    Sunday 5/12
    Day
    80°
    Sunny
    Forecast day icon
    Night
    65°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s. West winds 5 to 10 mph.
    Night Details
    Partly cloudy. Lows in the mid 60s.
  • Forecast day icon
    Monday
    Partly Sunny
    80°
    Forecast night icon
    Night
    70% Chance of Storms
    69°
    Monday 5/13
    Day
    80°
    Partly Sunny
    Forecast day icon
    Night
    69°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a slight chance of showers and thunderstorms. Highs around 80. Chance of rain 20 percent.
    Night Details
    Showers and thunderstorms likely. Lows in the upper 60s. Chance of rain 70 percent.
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    75°
    Forecast night icon
    Night
    70% Chance of Storms
    72°
    Tuesday 5/14
    Day
    75°
    80% Chance of Storms
    Forecast day icon
    Night
    72°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers and thunderstorms. Highs around 80. Chance of rain 80 percent.
    Night Details
    Showers and thunderstorms likely. Lows in the upper 60s. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    83°
    Forecast night icon
    Night
    Partly Cloudy
    70°
    Wednesday 5/15
    Day
    83°
    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
    Thursday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    30% Chance of Rain
    75°
    Thursday 5/16
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    75°
    30% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 20 percent.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 75F. Dew point will be around 72F with an average humidity of 86%. Winds will be 4 mph from the S.
  • Forecast day icon
    Friday
    70% Chance of Storms
    84°
    Forecast night icon
    Night
    80% Chance of Storms
    73°
    Friday 5/17
    Day
    84°
    70% Chance of Storms
    Forecast day icon
    Night
    73°
    80% Chance of Storms
    Forecast night icon
    Day Details
    Mostly cloudy with a 75% chance for rain and thunderstorms. High temperature around 84F. Dew point will be around 76F with an average humidity of 85%. Winds will be 8 mph from the S.
    Night Details
    Cloudy with a 75% chance for rain and thunderstorms. Low temperature around 73F. Dew point will be around 74F with an average humidity of 93%. Winds will be 7 mph from the SW.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    82°
    Forecast night icon
    Night
    40% Chance of Rain
    69°
    Saturday 5/18
    Day
    82°
    40% Chance of Rain
    Forecast day icon
    Night
    69°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 40% chance for rain and thunderstorms. High temperature around 82F. Dew point will be around 72F with an average humidity of 81%. Winds will be 7 mph from the W.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 69F. Dew point will be around 66F with an average humidity of 80%. Winds will be 4 mph from the W.
  • Forecast day icon
    Sunday
    Sunny
    82°
    Forecast night icon
    Night
    30% Chance of Rain
    69°
    Sunday 5/19
    Day
    82°
    Sunny
    Forecast day icon
    Night
    69°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 82F. Dew point will be around 66F with an average humidity of 70%. Winds will be 3 mph from the SW.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 69F. Dew point will be around 65F with an average humidity of 76%. Winds will be 3 mph from the SW.