National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Fair

90°F

32°C

Humidity 67%
Wind Speed SW 12 mph
Barometer 29.95 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 13 Sep 4:35 pm EDT
Extended Forecast for

Kiawah Island SC

  • Tonight

    Tonight: Mostly clear, with a low around 79. Southwest wind 7 to 13 mph.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. West wind 5 to 7 mph becoming southeast in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. Light and variable wind becoming northeast 8 to 13 mph after midnight.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Breezy, with a northeast wind 20 to 23 mph.

    High: 83 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Breezy, with an east wind 15 to 21 mph.

    Low: 73 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 79. Southwest wind 7 to 13 mph.
Monday
Sunny, with a high near 88. West wind 5 to 7 mph becoming southeast in the afternoon.
Monday Night
Mostly clear, with a low around 79. Light and variable wind becoming northeast 8 to 13 mph after midnight.
Tuesday
Mostly sunny, with a high near 83. Breezy, with a northeast wind 20 to 23 mph.
Tuesday Night
Mostly clear, with a low around 73. Breezy, with an east wind 15 to 21 mph.
Wednesday
Sunny, with a high near 82. Breezy.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 82. Breezy.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Sunny, with a high near 83. Chance of precipitation is 30%.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kiawah Island SC
 32.6°N 80.09°W (Elev. 0 ft)
Last Update:
2:35 pm EDT Sep 13, 2026
Forecast Valid:
4pm EDT Sep 13, 2026-6pm EDT Sep 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation