Charleston, SC Weather Forecast
Local 7-day forecast
Mostly Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Charleston, SC in one place.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97. Heat index values as high as 110. Southwest wind 8 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Charleston, 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: Jul 10, 2026 9:05 AM EDT.
The active forecast window currently covers Jul 11 to Jul 16, 2026 for Charleston, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 11 to Jul 16, 2026
- Latest sync
- Jul 10, 2026 9:05 AM EDT
- Forecast office
- CHS
- Source
- NOAA / NWS
Daily Outlook
This Week in Charleston
Saturday looks like the warmest upcoming period in Charleston at 97 degrees F.
Monday Night is the coolest period ahead with temperatures near 74 degrees F.
The strongest winds are forecast for Saturday at about 8 to 15 mph SW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 10, 2026 9:05 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- CHS
- Radar station
- KCLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Heat index values as high as 106. Southwest wind 7 to 14 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of rain showers before 8am, then showers and thunderstorms. Partly sunny, with a high near 92. Southwest wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 90%.
Showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 90%.
A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 20%.
Sunny, with a high near 92.
Mostly clear, with a low around 79.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 11
|
Mostly Sunny then Chance Showers And Thunderstorms
|
97°F |
8 to 15 mph
SW
|
|
Saturday Night
Jul 11
|
Chance Showers And Thunderstorms
|
78°F |
7 to 14 mph
SW
|
|
Sunday
Jul 12
|
Showers And Thunderstorms
|
92°F |
8 mph
SW
|
|
Sunday Night
Jul 12
|
Showers And Thunderstorms
|
75°F |
2 to 7 mph
S
|
|
Monday
Jul 13
|
Showers And Thunderstorms
|
86°F |
3 to 10 mph
NE
|
|
Monday Night
Jul 13
|
Showers And Thunderstorms
|
74°F |
5 to 9 mph
NE
|
|
Tuesday
Jul 14
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
86°F |
7 to 10 mph
NE
|
|
Tuesday Night
Jul 14
|
Showers And Thunderstorms Likely
|
75°F |
2 to 8 mph
NE
|
|
Wednesday
Jul 15
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
90°F |
3 to 9 mph
E
|
|
Wednesday Night
Jul 15
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
77°F |
3 to 9 mph
SW
|
|
Thursday
Jul 16
|
Sunny
|
92°F |
3 to 12 mph
SW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
79°F |
5 to 12 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Charleston.
