Fort Mill, 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 Fort Mill, SC in one place.
A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Heat index values as high as 103. South southwest wind 2 to 10 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Fort Mill, 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 17, 2026 7:57 AM EDT.
The active forecast window currently covers Jul 18 to Jul 23, 2026 for Fort Mill, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 7:57 AM EDT
- Forecast office
- GSP
- Source
- NOAA / NWS
Daily Outlook
This Week in Fort Mill
Saturday looks like the warmest upcoming period in Fort Mill at 95 degrees F.
Sunday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Saturday at about 2 to 10 mph SSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 7:57 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- GSP
- Radar station
- KGSP
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 before 11pm, then a chance of showers and thunderstorms between 11pm and 1am, then a slight chance of showers and thunderstorms between 1am and 2am. Partly cloudy, with a low around 74. Southwest wind 2 to 9 mph. Chance of precipitation is 30%.
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Showers and thunderstorms likely before 8pm, then showers and thunderstorms likely between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
A chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Mostly sunny, with a high near 93.
Partly cloudy, with a low around 76.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. 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 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Mostly Sunny then Chance Showers And Thunderstorms
|
95°F |
2 to 10 mph
SSW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
74°F |
2 to 9 mph
SW
|
|
Sunday
Jul 19
|
Mostly Sunny then Showers And Thunderstorms Likely
|
93°F |
2 to 6 mph
WSW
|
|
Sunday Night
Jul 19
|
Showers And Thunderstorms Likely
|
72°F |
0 to 5 mph
SSE
|
|
Monday
Jul 20
|
Chance Showers And Thunderstorms
|
91°F |
5 mph
E
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
73°F |
1 to 5 mph
SSE
|
|
Tuesday
Jul 21
|
Mostly Sunny
|
93°F |
2 to 9 mph
SSW
|
|
Tuesday Night
Jul 21
|
Partly Cloudy
|
76°F |
5 to 8 mph
SSW
|
|
Wednesday
Jul 22
|
Mostly Sunny then Chance Showers And Thunderstorms
|
94°F |
6 to 9 mph
WSW
|
|
Wednesday Night
Jul 22
|
Chance Showers And Thunderstorms
|
72°F |
5 to 8 mph
N
|
|
Thursday
Jul 23
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
89°F |
6 to 9 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Fort Mill.
