National Weather Service forecast

Sullivan's Island, South Carolina Weather

66°Overnight: Partly Cloudy
Wind NE 6 mph
7-DayHourlyRadar

Sullivan's Island 7-Day Forecast

  1. Overnight
    66°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 66. Northeast wind around 6 mph.

  2. Wednesday
    79°F
    Mostly Sunny
    3% chance of precipitation

    Mostly sunny, with a high near 79. East wind 6 to 9 mph.

  3. Wednesday Night
    66°F
    Mostly Cloudy
    3% chance of precipitation

    Mostly cloudy, with a low around 66. Southeast wind 2 to 6 mph.

  4. Thursday
    79°F
    Mostly Sunny
    5% chance of precipitation

    Mostly sunny, with a high near 79. South wind 2 to 7 mph.

  5. Thursday Night
    66°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 66. South wind around 3 mph.

  6. Friday
    78°F
    Chance Rain Showers
    40% chance of precipitation

    A chance of rain showers after 7am. Partly sunny, with a high near 78. Chance of precipitation is 40%.

  7. Friday Night
    59°F
    Chance Rain Showers then Partly Cloudy
    40% chance of precipitation

    A chance of rain showers before 7pm. Partly cloudy, with a low around 59. Chance of precipitation is 40%.

  8. Saturday
    74°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 74.

  9. Saturday Night
    53°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 53.

  10. Sunday
    69°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 69.

  11. Sunday Night
    52°F
    Partly Cloudy
    4% chance of precipitation

    Partly cloudy, with a low around 52.

  12. Monday
    69°F
    Mostly Sunny
    4% chance of precipitation

    Mostly sunny, with a high near 69.

  13. Monday Night
    51°F
    Mostly Clear then Slight Chance Rain Showers
    15% chance of precipitation

    A slight chance of rain showers after 1am. Mostly clear, with a low around 51. Chance of precipitation is 20%.

  14. Tuesday
    69°F
    Slight Chance Rain Showers then Sunny
    15% chance of precipitation

    A slight chance of rain showers before 7am. Sunny, with a high near 69. Chance of precipitation is 20%.

Issued by the National Weather Service (CHS office), updated .

Sullivan's Island Hourly Forecast

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About Sullivan's Island

Population (2020 Census)
1,891
Coordinates
32.771, -79.831
Elevation
3 ft
NWS forecast office
CHS
Time zone
America/New York
Sunrise today
6:39 AM EST
Sunset today
5:26 PM EST
Daylight today
10 h 47 min

Sullivan's Island Weather Questions

What is the weather forecast for Sullivan's Island, South Carolina?

Overnight: Partly cloudy, with a low around 66. Northeast wind around 6 mph. Wednesday: Mostly sunny, with a high near 79. East wind 6 to 9 mph.

Will it rain or snow in Sullivan's Island this week?

The best chance of precipitation is Friday at 40%. Periods with a 30% chance or more: Friday (40%), Friday Night (40%).

How warm and how cold will it get in Sullivan's Island this week?

The warmest day is Wednesday, with a high near 79°F. The coldest night is Monday Night, with a low near 51°F.

What time are sunrise and sunset in Sullivan's Island today?

Sunrise is at 6:39 AM EST and sunset is at 5:26 PM EST, for 10 h 47 min of daylight.

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