Swansea, SC Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Swansea, SC in one place.
Sunny, with a high near 95. Heat index values as high as 104. West wind 5 to 8 mph.
Local Weather Overview
This forecast page for Swansea, SC is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 10, 2026 8:31 PM EDT.
The active forecast window currently covers Aug 11 to Aug 17, 2026 for Swansea, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 17, 2026
- Latest sync
- Aug 10, 2026 8:31 PM EDT
- Forecast office
- CAE
- Source
- NOAA / NWS
Daily Outlook
This Week in Swansea
Friday looks like the warmest upcoming period in Swansea at 99 degrees F.
Saturday Night is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 8 mph W.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 10, 2026 8:31 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CAE
- Radar station
- KCAE
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 76. Heat index values as high as 102. West wind around 8 mph.
Sunny, with a high near 96. Heat index values as high as 107. West wind around 8 mph.
Partly cloudy, with a low around 76. West wind around 6 mph.
Mostly sunny, with a high near 98.
Partly cloudy, with a low around 78.
Mostly sunny, with a high near 99.
A chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 77. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 96.
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 76.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 98.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Aug 11
|
Sunny
|
95°F |
5 to 8 mph
W
|
|
Tuesday Night
Aug 11
|
Mostly Clear
|
76°F |
8 mph
W
|
|
Wednesday
Aug 12
|
Sunny
|
96°F |
8 mph
W
|
|
Wednesday Night
Aug 12
|
Partly Cloudy
|
76°F |
6 mph
W
|
|
Thursday
Aug 13
|
Mostly Sunny
|
98°F |
6 mph
W
|
|
Thursday Night
Aug 13
|
Partly Cloudy
|
78°F |
5 mph
SW
|
|
Friday
Aug 14
|
Mostly Sunny
|
99°F |
6 mph
W
|
|
Friday Night
Aug 14
|
Chance Showers And Thunderstorms
|
77°F |
5 mph
SW
|
|
Saturday
Aug 15
|
Mostly Sunny then Chance Showers And Thunderstorms
|
96°F |
5 mph
N
|
|
Saturday Night
Aug 15
|
Chance Showers And Thunderstorms
|
75°F |
5 mph
S
|
|
Sunday
Aug 16
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
96°F |
5 mph
NW
|
|
Sunday Night
Aug 16
|
Slight Chance Showers And Thunderstorms
|
76°F |
5 mph
SW
|
|
Monday
Aug 17
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
6 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Swansea.