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.

Partly Cloudy

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Last update 9 Jan 11:15 pm EST
Extended Forecast for

Summerville SC

  • Tonight

    Tonight: Widespread dense fog, mainly after 3am. Otherwise, cloudy, with a low around 60. South wind 3 to 5 mph.

    Low: 60 °F

    Dense Fog

  • Saturday

    Saturday: Widespread dense fog, mainly before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. South wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 77 °F

    Dense Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 1am. Increasing clouds, with a low around 56. South wind around 9 mph.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 65. Northwest wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 65 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. North wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly after 3am. Otherwise, cloudy, with a low around 60. South wind 3 to 5 mph.
Saturday
Widespread dense fog, mainly before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. South wind 6 to 14 mph, with gusts as high as 24 mph.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Increasing clouds, with a low around 56. South wind around 9 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 65. Northwest wind 10 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 31. North wind 7 to 10 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 59.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 40.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 54.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 29.
Friday
Sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 33.02°N 80.19°W (Elev. 75 ft)
Last Update:
8:27 pm EST Jan 9, 2026
Forecast Valid:
11pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation