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

77°F

25°C

Humidity 69%
Wind Speed SW 13 G 20 mph
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 10 Jan 12:15 pm EST
Extended Forecast for

3 Miles SSW Summerville SC

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. South wind around 14 mph, with gusts as high as 25 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 60. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a temperature rising to near 64 by 11am, then falling to around 54 during the remainder of the day. West wind 10 to 18 mph, with gusts as high as 34 mph.

    High: 64 °F⇓

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. North wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 51. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. South wind around 14 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 60. South wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a temperature rising to near 64 by 11am, then falling to around 54 during the remainder of the day. West wind 10 to 18 mph, with gusts as high as 34 mph.
Sunday Night
Mostly clear, with a low around 31. North wind 7 to 11 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 51. North wind 5 to 7 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 59.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 39.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Summerville SC
 32.97°N 80.2°W (Elev. 39 ft)
Last Update:
12:37 pm EST Jan 10, 2026
Forecast Valid:
12pm EST Jan 10, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation