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.

Fog

55°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.36 in
Dewpoint 55°F (13°C)
Visibility 0.15 mi
Last update 4 Mar 8:55 am EST
Extended Forecast for

Summerville SC

  • Today

    Today: Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming south around 6 mph in the afternoon.

    High: 77 °F

    Patchy Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. South wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 57. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 81. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 83.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 83.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.2°W (Elev. 30 ft)
Last Update:
7:32 am EST Mar 4, 2026
Forecast Valid:
9am EST Mar 4, 2026-6pm EDT Mar 10, 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