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

79°F

26°C

Humidity 32%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Mar 3:35 pm EDT
Extended Forecast for

2 Miles WNW Summerville SC

  • Tonight

    Tonight: Mostly clear, with a low around 54. East wind 3 to 6 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 77. East wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. South wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 76. Breezy, with a south wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 33. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 54. East wind 3 to 6 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 77. East wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday Night
A chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. South wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. High near 76. Breezy, with a south wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 33. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Summerville SC
 33.02°N 80.22°W (Elev. 66 ft)
Last Update:
2:30 pm EDT Mar 14, 2026
Forecast Valid:
3pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation