National Weather Service Forecast for: Lexington SC
Issued by: National Weather Service Columbia, SC
Updated: 2:21 am EDT Jun 30, 2026
 
Today

Today: Mostly sunny, with a high near 94. Heat index values as high as 103. Northeast wind 3 to 8 mph.
Mostly Sunny
Tonight

Tonight: Mostly clear, with a low around 72. East wind around 6 mph becoming calm  in the evening.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming east around 6 mph in the afternoon.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 72. East wind around 5 mph becoming calm  in the evening.
Mostly Clear
Thursday

Thursday: Sunny and hot, with a high near 98. Calm wind becoming east 5 to 7 mph in the afternoon.
Hot
Thursday
Night
Thursday Night: Mostly clear, with a low around 74.
Mostly Clear
Friday

Friday: Sunny and hot, with a high near 99.
Hot
Friday
Night
Friday Night: Mostly clear, with a low around 76.
Mostly Clear
Independence
Day
Independence Day: Sunny and hot, with a high near 99.
Hot
Hi 94 °F Lo 72 °F Hi 96 °F Lo 72 °F Hi 98 °F Lo 74 °F Hi 99 °F Lo 76 °F Hi 99 °F

 

Today
 
Mostly sunny, with a high near 94. Heat index values as high as 103. Northeast wind 3 to 8 mph.
Tonight
 
Mostly clear, with a low around 72. East wind around 6 mph becoming calm in the evening.
Wednesday
 
Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming east around 6 mph in the afternoon.
Wednesday Night
 
Mostly clear, with a low around 72. East wind around 5 mph becoming calm in the evening.
Thursday
 
Sunny and hot, with a high near 98. Calm wind becoming east 5 to 7 mph in the afternoon.
Thursday Night
 
Mostly clear, with a low around 74.
Friday
 
Sunny and hot, with a high near 99.
Friday Night
 
Mostly clear, with a low around 76.
Independence Day
 
Sunny and hot, with a high near 99.
Saturday Night
 
Partly cloudy, with a low around 77.
Sunday
 
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Chance of precipitation is 40%.
Sunday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
Monday
 
A chance of showers and thunderstorms. Mostly sunny, with a high near 96. Chance of precipitation is 50%.

 

Forecast from NOAA-NWS for Lexington SC.