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

59°F

15°C

Humidity 82%
Wind Speed Vrbl 3 mph
Barometer 30.01 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Feb 3:15 am EST
Extended Forecast for

4 Miles SSW Summerville SC

  • Overnight

    Overnight: Cloudy, with a low around 55. Southwest wind around 8 mph.

    Low: 55 °F

    Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 71. West wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. North wind 3 to 7 mph.

    Low: 40 °F

    Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 3 to 6 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers then
    Chance
    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 55. Southwest wind around 8 mph.
Wednesday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 71. West wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. North wind 3 to 7 mph.
Thursday
Sunny, with a high near 61. North wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 39. Calm wind.
Friday
Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 51.
Sunday
Showers. High near 67. Chance of precipitation is 90%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Washington's Birthday
A 30 percent chance of showers. Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Summerville SC
 32.95°N 80.2°W (Elev. 30 ft)
Last Update:
1:30 am EST Feb 11, 2026
Forecast Valid:
3am EST Feb 11, 2026-6pm EST Feb 17, 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