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

70°F

21°C

Humidity 100%
Wind Speed NW 6 mph
Barometer 30.14 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 9 Mar 10:35 am EDT
Extended Forecast for

3 Miles S Summerville SC

  • Today

    Today: Mostly sunny, with a high near 82. West wind 3 to 6 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 61. Light south wind.

    Low: 61 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. Southwest wind 3 to 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Partly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 82. West wind 3 to 6 mph.
Tonight
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 61. Light south wind.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 62. Southwest wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 85. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Partly cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 55.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Summerville SC
 32.97°N 80.17°W (Elev. 30 ft)
Last Update:
10:08 am EDT Mar 9, 2026
Forecast Valid:
10am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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