Weather Forecast for
Sumter, SC

Overnight: Partly cloudy, with a low around 76. Southwest wind around 5 mph.

Sunday: A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Heat index values as high as 104. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Sunday Night: A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday: Sunny, with a high near 95. Heat index values as high as 103. Calm wind becoming north around 6 mph in the morning.

Monday Night: Mostly clear, with a low around 75. Light east wind.

Tuesday: Sunny, with a high near 94.

Tuesday Night: Clear, with a low around 72.

Wednesday: Sunny and hot, with a high near 97.

Wednesday Night: Clear, with a low around 73.

Thursday: Sunny and hot, with a high near 99.

Thursday Night: Mostly clear, with a low around 75.

Friday: Sunny and hot, with a high near 101.

Friday Night: Mostly clear, with a low around 77.

Independence Day: Sunny and hot, with a high near 102.

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