Saint Helena Island, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Thunderstorms
    68°
    Sunday 5/19
    Forecast night icon
    68°
    Thunderstorms
    Hourly
    Night Details
    Partly cloudy with a 85% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 66F with an average humidity of 89%. Winds will be 7 mph from the NE.
  • Forecast day icon
    Monday
    Mostly Sunny
    78°
    Forecast night icon
    Night
    Mostly Clear
    68°
    Monday 5/20
    Day
    78°
    Mostly Sunny
    Forecast day icon
    Night
    68°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 80. Northeast winds 10 to 15 mph.
    Night Details
    Mostly clear. Lows in the lower 60s except in the upper 60s near the coast. Northeast winds 5 to 10 mph.
  • Forecast day icon
    Tuesday
    Sunny
    78°
    Forecast night icon
    Night
    Clear
    68°
    Tuesday 5/21
    Day
    78°
    Sunny
    Forecast day icon
    Night
    68°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 80s except in the lower 80s near the coast. Northeast winds 10 to 15 mph.
    Night Details
    Clear. Lows in the mid 60s except in the upper 60s near the coast. East winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    Sunny
    79°
    Forecast night icon
    Night
    Mostly Clear
    69°
    Wednesday 5/22
    Day
    79°
    Sunny
    Forecast day icon
    Night
    69°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s except in the lower 80s near the coast. Northeast winds around 5 mph becoming southeast in the afternoon.
    Night Details
    Mostly clear. Lows in the upper 60s.
  • Forecast day icon
    Thursday
    Sunny
    82°
    Forecast night icon
    Night
    Partly Cloudy
    72°
    Thursday 5/23
    Day
    82°
    Sunny
    Forecast day icon
    Night
    72°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s.
    Night Details
    Partly cloudy. Lows in the lower 70s.
  • Forecast day icon
    Friday
    Mostly Sunny
    83°
    Forecast night icon
    Night
    Mostly Cloudy
    74°
    Friday 5/24
    Day
    83°
    Mostly Sunny
    Forecast day icon
    Night
    74°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 80s.
    Night Details
    Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent.
  • Forecast day icon
    Saturday
    40% Chance of Storms
    84°
    Forecast night icon
    Night
    Partly Cloudy
    73°
    Saturday 5/25
    Day
    84°
    40% Chance of Storms
    Forecast day icon
    Night
    73°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent.
  • Forecast day icon
    Sunday
    40% Chance of Storms
    83°
    Forecast night icon
    Night
    40% Chance of Rain
    74°
    Sunday 5/26
    Day
    83°
    40% Chance of Storms
    Forecast day icon
    Night
    74°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent.
    Night Details
    Mostly clear with a 35% chance for rain and thunderstorms. Low temperature around 74F. Dew point will be around 72F with an average humidity of 87%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Monday
    30% Chance of Rain
    83°
    Forecast night icon
    Night
    30% Chance of Rain
    76°
    Monday 5/27
    Day
    83°
    30% Chance of Rain
    Forecast day icon
    Night
    76°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 83F. Dew point will be around 72F with an average humidity of 78%. Winds will be 4 mph from the SE.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 76F. Dew point will be around 72F with an average humidity of 86%. Winds will be 5 mph from the S.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    83°
    Forecast night icon
    Night
    50% Chance of Rain
    76°
    Tuesday 5/28
    Day
    83°
    40% Chance of Rain
    Forecast day icon
    Night
    76°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 83F. Dew point will be around 72F with an average humidity of 78%. Winds will be 5 mph from the S.
    Night Details
    Mostly clear with a 45% chance for rain and thunderstorms. Low temperature around 76F. Dew point will be around 72F with an average humidity of 85%. Winds will be 5 mph from the S.