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

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Fair

57°F

14°C

Humidity 88%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 30 Mar 8:55 am EDT
Extended Forecast for

Summerville Airport SC

  • Today

    Today: Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. South wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 83. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 56. Calm wind.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. South wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 83. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 61.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville Airport SC
 33.07°N 80.27°W (Elev. 23 ft)
Last Update:
8:32 am EDT Mar 30, 2026
Forecast Valid:
9am EDT Mar 30, 2026-6pm EDT Apr 5, 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