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 81°F 2025-07-12T17:35:00-04:00
This Afternoon 2025-07-12, Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Southwest wind around 5 mph.
Tonight 2025-07-12, T-storms Likely then Partly Cloudy. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 73. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday 2025-07-13, 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 106. Calm wind.
Sunday Night 2025-07-13, Chance T-storms then Mostly Clear. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Calm wind.
Monday 2025-07-14, Slight Chance T-storms then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night 2025-07-14, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 75.
Tuesday 2025-07-15, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Tuesday Night 2025-07-15, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Wednesday 2025-07-16, Showers Likely then T-storms. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 90. Chance of precipitation is 80%.
Wednesday Night 2025-07-16, T-storms then Slight Chance T-storms. Showers and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms after 8pm. Low around 76. Chance of precipitation is 80%.
Thursday 2025-07-17, T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 70%.
Thursday Night 2025-07-17, T-storms Likely then Slight Chance T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday 2025-07-18, Chance Showers then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Friday Night 2025-07-18, T-storms Likely then Slight Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 77. Chance of precipitation is 60%.
Saturday 2025-07-19, Slight Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 94. Chance of precipitation is 60%.
Current condition: Fair 81°F 2025-07-12T17:35:00-04:00 
This Afternoon 2025-07-12, Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Southwest wind around 5 mph.Tonight 2025-07-12, T-storms Likely then Partly Cloudy. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 73. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday 2025-07-13, 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 106. Calm wind.
Sunday Night 2025-07-13, Chance T-storms then Mostly Clear. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Calm wind.
Monday 2025-07-14, Slight Chance T-storms then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night 2025-07-14, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 75.
Tuesday 2025-07-15, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Tuesday Night 2025-07-15, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Wednesday 2025-07-16, Showers Likely then T-storms. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 90. Chance of precipitation is 80%.
Wednesday Night 2025-07-16, T-storms then Slight Chance T-storms. Showers and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms after 8pm. Low around 76. Chance of precipitation is 80%.
Thursday 2025-07-17, T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 70%.Thursday Night 2025-07-17, T-storms Likely then Slight Chance T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday 2025-07-18, Chance Showers then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Friday Night 2025-07-18, T-storms Likely then Slight Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 77. Chance of precipitation is 60%.
Saturday 2025-07-19, Slight Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 94. Chance of precipitation is 60%.