10-Day Weather Forecast - Sullivans Island, SC

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  • 50|45°F
    Partly Sunny
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    Today

    50°F

    Sunny this morning then becoming partly sunny. Highs in the mid 50s. Southwest winds 5 to 10 mph.

    Tonight

    45°F

    Mostly cloudy. Not as cool with lows in the mid 40s. Southwest winds 5 to 10 mph.

    Hourly details
  • Day

    53°F

    Cloudy. A chance of showers in the morning then showers in the afternoon. Highs in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 90 percent.

    Night

    44°F

    Showers mainly in the evening. Lows in the upper 30s. Southwest winds around 5 mph becoming northwest after midnight. Chance of rain 90 percent.

    Hourly details
  • Day

    47°F

    Cloudy in the morning then becoming partly sunny. A 20 percent chance of rain showers. Highs in the mid 40s. North winds 5 to 10 mph with gusts up to 20 mph.

    Night

    34°F

    Mostly clear. Lows in the lower 30s.

    Hourly details
  • Day

    56°F

    Sunny. Highs in the mid 50s.

    Night

    44°F

    Mostly clear. Lows in the upper 30s.

    Hourly details
  • Weekend Weather

  • Day

    56°F

    Sunny. Highs in the upper 50s.

    Night

    42°F

    Mostly clear. Lows in the upper 30s.

    Hourly details
  • Day

    55°F

    Sunny. Highs in the upper 50s.

    Night

    38°F

    Partly cloudy. Lows in the upper 30s.

    Hourly details
  • Day

    45°F

    Mostly sunny. Highs in the mid 50s.

    Night

    34°F

    Partly cloudy. Low temperature around 34F. Dew point will be around 21F with an average humidity of 55%. Winds will be 4 mph from the NE.

  • Day

    56°F

    Partly cloudy. High temperature around 56F. Dew point will be around 36F with an average humidity of 60%. Winds will be 4 mph from the NE.

    Night

    43°F

    Partly cloudy. Low temperature around 43F. Dew point will be around 38F with an average humidity of 77%. Winds will be 2 mph from the NE.

  • Day

    60°F

    Partly cloudy. High temperature around 60F. Dew point will be around 42F with an average humidity of 66%. Winds will be 2 mph from the SE.

    Night

    47°F

    Mostly clear. Low temperature around 47F. Dew point will be around 44F with an average humidity of 83%. Winds will be 1 mph from the SE.

  • Day

    63°F

    Sunny. High temperature around 63F. Dew point will be around 48F with an average humidity of 71%. Winds will be 2 mph from the S.

    Night

    53°F

    Mostly clear. Low temperature around 53F. Dew point will be around 49F with an average humidity of 84%. Winds will be 2 mph from the S.