Sumter, SC Weather - Tomorrow’s Forecast

Sunday

Mostly sunny

High:
96°F

A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 96. Heat index values as high as 109. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Mostly clear

Overnight low:
77°F

Mostly clear, with a low around 77. Calm wind.