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.

Partly Cloudy

93°F

34°C

Humidity 56%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 13 Sep 2:15 pm EDT
Extended Forecast for

Kiawah Island SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. Southwest wind around 9 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. Southwest wind 6 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Calm wind becoming northeast 5 to 9 mph after midnight.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 28 mph.

    High: 84 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

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

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Breezy.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 88. Southwest wind around 9 mph.
Tonight
Mostly clear, with a low around 77. Southwest wind 6 to 10 mph.
Monday
Sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. Calm wind becoming northeast 5 to 9 mph after midnight.
Tuesday
Mostly sunny, with a high near 84. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 83. Breezy.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Friday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 84.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kiawah Island SC
 32.62°N 80.06°W (Elev. 10 ft)
Last Update:
2:13 pm EDT Sep 13, 2026
Forecast Valid:
2pm EDT Sep 13, 2026-6pm EDT Sep 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation