Weather in Sumter, South Carolina, United States

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7-Day Detailed Weather Forecast for Sumter

Tonight

Temperature: 76°F

Wind Speed: 1 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 76. South wind around 1 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Sunday

Temperature: 96°F

Wind Speed: 2 to 12 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Heat index values as high as 104. Southwest wind 2 to 12 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Sunday Night

Temperature: 77°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms between midnight and 1am. Partly cloudy, with a low around 77. Heat index values as high as 101. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Monday

Temperature: 93°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. West wind around 7 mph. Chance of precipitation is 30%.

Monday Night

Temperature: 73°F

Wind Speed: 1 to 5 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind 1 to 5 mph. Chance of precipitation is 40%.

Tuesday

Temperature: 86°F

Wind Speed: 3 to 7 mph

Wind Direction: W

Forecast: A chance of rain showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.

Tuesday Night

Temperature: 70°F

Wind Speed: 3 to 7 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

Wednesday

Temperature: 89°F

Wind Speed: 7 to 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 30%.

Wednesday Night

Temperature: 74°F

Wind Speed: 6 to 9 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 74.

Thursday

Temperature: 94°F

Wind Speed: 10 to 16 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.

Thursday Night

Temperature: 77°F

Wind Speed: 9 to 15 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.

Juneteenth

Temperature: 93°F

Wind Speed: 12 to 15 mph

Wind Direction: SW

Forecast: A slight chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.

Friday Night

Temperature: 73°F

Wind Speed: 3 to 12 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Saturday

Temperature: 89°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 89.