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

61°F

16°C

Humidity 25%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Feb 12:55 pm EST
Extended Forecast for

Summerville Airport SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 61. North wind around 6 mph becoming calm.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 60. Northeast wind around 6 mph becoming calm in the afternoon.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 69. Chance of precipitation is 90%.

    High: 69 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 54. Chance of precipitation is 100%.

    Low: 54 °F

    Showers

  • Washington's Birthday

    Washington's Birthday: A 40 percent chance of showers. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 61. North wind around 6 mph becoming calm.
Tonight
Partly cloudy, with a low around 37. Calm wind.
Friday
Sunny, with a high near 60. Northeast wind around 6 mph becoming calm in the afternoon.
Friday Night
Mostly clear, with a low around 34. Calm wind.
Saturday
Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49.
Sunday
Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 69. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 54. Chance of precipitation is 100%.
Washington's Birthday
A 40 percent chance of showers. Mostly cloudy, with a high near 65.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 75.
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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:
12:22 pm EST Feb 12, 2026
Forecast Valid:
1pm EST Feb 12, 2026-6pm EST Feb 18, 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