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

41°F

5°C

Humidity 45%
Wind Speed N 12 mph
Barometer 30.27 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 29 Jan 9:55 am EST
Extended Forecast for

Summerville SC

  • Today

    Today: Increasing clouds, with a high near 48. North wind around 6 mph becoming calm in the afternoon.

    High: 48 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 56. Calm wind becoming southeast around 6 mph in the morning.

    High: 56 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 33. Light and variable wind becoming north 5 to 8 mph in the evening.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Snow likely, possibly mixed with rain, becoming all snow after 4pm. Cloudy, with a high near 40. North wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 70%.

    Low: 19 °F

    Snow Likely

  • Sunday

    Sunday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 48. North wind around 6 mph becoming calm in the afternoon.
Tonight
Mostly cloudy, with a low around 30. Calm wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 56. Calm wind becoming southeast around 6 mph in the morning.
Friday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 33. Light and variable wind becoming north 5 to 8 mph in the evening.
Saturday
Snow likely, possibly mixed with rain, becoming all snow after 4pm. Cloudy, with a high near 40. North wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 70%.
Sunday
Sunny, with a high near 36.
Sunday Night
Mostly clear, with a low around 20.
Monday
Sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.17°W (Elev. 75 ft)
Last Update:
1:30 am EST Jan 29, 2026
Forecast Valid:
10am EST Jan 29, 2026-6pm EST Feb 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation