I-26 weather conditions near Charleston, South Carolina
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 77°F 2025-07-12T21:56:00-04:00
Tonight 2025-07-12, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm after midnight.
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 94. Heat index values as high as 105. Calm wind becoming east around 5 mph in the afternoon.
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 77. East wind around 5 mph becoming calm in the evening.
Monday 2025-07-14, Chance T-storms. A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming east 5 to 8 mph in the afternoon.
Monday Night 2025-07-14, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southeast wind around 6 mph becoming calm in the evening.
Tuesday 2025-07-15, T-storms Likely. Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 89. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-07-15, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Wednesday 2025-07-16, Showers then T-storms. A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. High near 89. Chance of precipitation is 80%.
Wednesday Night 2025-07-16, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 78. Chance of precipitation is 60%.
Thursday 2025-07-17, Showers Likely. A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Thursday Night 2025-07-17, Chance Showers then Slight Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Friday 2025-07-18, Chance T-storms then Showers Likely. Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Friday Night 2025-07-18, Showers Likely then Slight Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 78. Chance of precipitation is 60%.
Saturday 2025-07-19, Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Current condition: Mostly Cloudy 77°F 2025-07-12T21:56:00-04:00 
Tonight 2025-07-12, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm after midnight.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 94. Heat index values as high as 105. Calm wind becoming east around 5 mph in the afternoon.
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 77. East wind around 5 mph becoming calm in the evening.
Monday 2025-07-14, Chance T-storms. A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming east 5 to 8 mph in the afternoon.Monday Night 2025-07-14, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southeast wind around 6 mph becoming calm in the evening.
Tuesday 2025-07-15, T-storms Likely. Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 89. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Tuesday Night 2025-07-15, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Wednesday 2025-07-16, Showers then T-storms. A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. High near 89. Chance of precipitation is 80%.
Wednesday Night 2025-07-16, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 78. Chance of precipitation is 60%.
Thursday 2025-07-17, Showers Likely. A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.Thursday Night 2025-07-17, Chance Showers then Slight Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Friday 2025-07-18, Chance T-storms then Showers Likely. Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Friday Night 2025-07-18, Showers Likely then Slight Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 78. Chance of precipitation is 60%.
Saturday 2025-07-19, Chance T-storms then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.