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.

Mostly Cloudy

54°F

12°C

Humidity 67%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 2 Jan 11:55 pm EST
Extended Forecast for

4 Miles E Cottageville SC

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 4pm. High near 61. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 40. North wind around 6 mph. Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 59. North wind around 6 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 48. Calm wind.
Saturday
Showers, with thunderstorms also possible after 4pm. High near 61. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 40. North wind around 6 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 59. North wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 38. Calm wind.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 73.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Cottageville SC
 32.94°N 80.39°W (Elev. 30 ft)
Last Update:
7:30 pm EST Jan 2, 2026
Forecast Valid:
12am EST Jan 3, 2026-6pm EST Jan 9, 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