I-26 weather conditions near Summerville, South Carolina
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 90°F 2025-07-07T11:15:00-04:00
Today 2025-07-07, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 104. South wind around 6 mph.
Tonight 2025-07-07, Mostly Clear. Mostly clear, with a low around 77. South wind 5 to 7 mph becoming calm in the evening.
Tuesday 2025-07-08, Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night 2025-07-08, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 3 to 6 mph.
Wednesday 2025-07-09, Chance T-storms then T-storms Likely. A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 94. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-07-09, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday 2025-07-10, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 70%.
Thursday Night 2025-07-10, T-storms Likely. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday 2025-07-11, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 70%.
Friday Night 2025-07-11, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Saturday 2025-07-12, Slight Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Saturday Night 2025-07-12, T-storms Likely then Chance T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Sunday 2025-07-13, Slight Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 95. Chance of precipitation is 60%.
Current condition: Fair 90°F 2025-07-07T11:15:00-04:00 
Today 2025-07-07, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 104. South wind around 6 mph.
Tonight 2025-07-07, Mostly Clear. Mostly clear, with a low around 77. South wind 5 to 7 mph becoming calm in the evening.Tuesday 2025-07-08, Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night 2025-07-08, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 3 to 6 mph.
Wednesday 2025-07-09, Chance T-storms then T-storms Likely. A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 94. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-07-09, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday 2025-07-10, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 70%.
Thursday Night 2025-07-10, T-storms Likely. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.Friday 2025-07-11, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 70%.
Saturday 2025-07-12, Slight Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Sunday 2025-07-13, Slight Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 95. Chance of precipitation is 60%.