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

75°F

24°C

Humidity 50%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 31 Mar 12:15 pm EDT
Extended Forecast for

Summerville SC

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. South wind 6 to 9 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. South wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. South wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 82. Light east wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. South wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 59. South wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 81. Calm wind becoming south 5 to 9 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. South wind around 6 mph becoming calm in the evening.
Thursday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 82. Light east wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 72.
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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:
8:32 am EDT Mar 31, 2026
Forecast Valid:
12pm EDT Mar 31, 2026-6pm EDT Apr 6, 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