Saint Helena Island, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    73°
    Sunday 5/5
    Forecast night icon
    73°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy. Lows around 70. South winds 5 to 10 mph.
  • Forecast day icon
    Monday
    50% Chance of Storms
    79°
    Forecast night icon
    Night
    50% Chance of Storms
    74°
    Monday 5/6
    Day
    79°
    50% Chance of Storms
    Forecast day icon
    Night
    74°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. South winds 5 to 10 mph. Chance of rain 50 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms in the evening then a slight chance of showers after midnight. Lows in the upper 60s. South winds 5 to 10 mph. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    85°
    Forecast night icon
    Night
    40% Chance of Storms
    75°
    Tuesday 5/7
    Day
    85°
    40% Chance of Storms
    Forecast day icon
    Night
    75°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
    Night Details
    Mostly clear. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    Sunny
    83°
    Forecast night icon
    Night
    Mostly Clear
    74°
    Wednesday 5/8
    Day
    83°
    Sunny
    Forecast day icon
    Night
    74°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 90s.
    Night Details
    Mostly clear. Lows in the lower 70s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    30% Chance of Storms
    74°
    Thursday 5/9
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    74°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    70% Chance of Storms
    82°
    Forecast night icon
    Night
    30% Chance of Storms
    65°
    Friday 5/10
    Day
    82°
    70% Chance of Storms
    Forecast day icon
    Night
    65°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers and thunderstorms likely. Highs in the mid 80s. Chance of rain 70 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 30 percent.
  • Forecast day icon
    Saturday
    Sunny
    75°
    Forecast night icon
    Night
    Mostly Clear
    64°
    Saturday 5/11
    Day
    75°
    Sunny
    Forecast day icon
    Night
    64°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny with a 20 percent chance of showers. Highs around 80.
    Night Details
    Mostly clear. Lows around 60.
  • Forecast day icon
    Sunday
    Sunny
    74°
    Forecast night icon
    Night
    Clear
    63°
    Sunday 5/12
    Day
    74°
    Sunny
    Forecast day icon
    Night
    63°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s.
    Night Details
    Clear. Low temperature around 63F. Dew point will be around 59F with an average humidity of 76%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Monday
    Sunny
    76°
    Forecast night icon
    Night
    Mostly Clear
    65°
    Monday 5/13
    Day
    76°
    Sunny
    Forecast day icon
    Night
    65°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 76F. Dew point will be around 58F with an average humidity of 66%. Winds will be 3 mph from the S.
    Night Details
    Mostly clear. Low temperature around 65F. Dew point will be around 60F with an average humidity of 76%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    76°
    Forecast night icon
    Night
    30% Chance of Rain
    66°
    Tuesday 5/14
    Day
    76°
    30% Chance of Rain
    Forecast day icon
    Night
    66°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 76F. Dew point will be around 60F with an average humidity of 68%. Winds will be 3 mph from the SE.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 66F. Dew point will be around 61F with an average humidity of 78%. Winds will be 2 mph from the S.