Saint Stephen, SC Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Stephen, SC in one place.
Mostly sunny, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Saint Stephen, 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 21, 2026 5:47 PM EDT.
The active forecast window currently covers Jul 22 to Jul 27, 2026 for Saint Stephen, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 22 to Jul 27, 2026
- Latest sync
- Jul 21, 2026 5:47 PM EDT
- Forecast office
- CHS
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Stephen
Wednesday looks like the warmest upcoming period in Saint Stephen at 96 degrees F.
Saturday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Wednesday Night at about 5 to 12 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 21, 2026 5:47 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- CHS
- Radar station
- KCAE
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 77. South wind 5 to 12 mph, with gusts as high as 21 mph.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 74. Chance of precipitation is 70%.
A slight chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Chance of precipitation is 50%.
Sunny, with a high near 94.
A slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 76. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 22
|
Mostly Sunny
|
96°F |
5 to 10 mph
SW
|
|
Wednesday Night
Jul 22
|
Partly Cloudy
|
77°F |
5 to 12 mph
S
|
|
Thursday
Jul 23
|
Mostly Sunny then Chance Showers And Thunderstorms
|
95°F |
6 mph
SW
|
|
Thursday Night
Jul 23
|
Chance Showers And Thunderstorms
|
74°F |
0 to 5 mph
S
|
|
Friday
Jul 24
|
Chance Showers And Thunderstorms
|
90°F |
3 mph
S
|
|
Friday Night
Jul 24
|
Showers And Thunderstorms Likely
|
74°F |
2 mph
SE
|
|
Saturday
Jul 25
|
Chance Showers And Thunderstorms
|
88°F |
0 to 3 mph
W
|
|
Saturday Night
Jul 25
|
Showers And Thunderstorms Likely
|
72°F |
1 mph
NW
|
|
Sunday
Jul 26
|
Chance Showers And Thunderstorms
|
89°F |
3 mph
NW
|
|
Sunday Night
Jul 26
|
Chance Showers And Thunderstorms
|
74°F |
1 mph
NW
|
|
Monday
Jul 27
|
Sunny
|
94°F |
0 to 3 mph
W
|
|
Monday Night
Jul 27
|
Slight Chance Showers And Thunderstorms
|
76°F |
1 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Stephen.