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.

A Few Clouds

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 11 Jan 1:55 am EST
Extended Forecast for

Summerville Airport SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. Southwest wind around 7 mph.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly between 7am and 9am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 55 by 5pm. West wind 9 to 16 mph, with gusts as high as 31 mph.

    High: 63 °F⇓

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. Northwest wind 5 to 9 mph becoming calm. Winds could gust as high as 24 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 51. North wind around 5 mph becoming calm in the morning.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. Southwest wind around 7 mph.
Sunday
A 30 percent chance of showers, mainly between 7am and 9am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 55 by 5pm. West wind 9 to 16 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 30. Northwest wind 5 to 9 mph becoming calm. Winds could gust as high as 24 mph.
Monday
Mostly sunny, with a high near 51. North wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 29. Calm wind.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 33.
Saturday
Mostly sunny, with a high near 58.
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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:
1:32 am EST Jan 11, 2026
Forecast Valid:
2am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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