I-26 weather conditions near Charleston, South Carolina
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Current Weather Conditions
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7 day weather forecast
Current condition: A Few Clouds 81°F 2025-06-19T23:56:00-04:00 
Overnight 2025-06-20, Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind around 7 mph.Friday 2025-06-20, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Calm wind becoming west around 5 mph in the afternoon.
Friday Night 2025-06-20, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74. Light south wind.
Saturday 2025-06-21, Chance T-storms. A 40 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 91. Calm wind becoming southeast 5 to 7 mph in the afternoon.- Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 73. South wind around 6 mph becoming calm in the evening.
Sunday 2025-06-22, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.
- Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 73.
Monday 2025-06-23, Sunny. Sunny, with a high near 94.
Monday Night 2025-06-23, Clear. Clear, with a low around 73.- Tuesday 2025-06-24, Sunny. Sunny, with a high near 97.
- Tuesday Night 2025-06-24, Mostly Clear. Mostly clear, with a low around 74.
- Wednesday 2025-06-25, Sunny. Sunny, with a high near 96.
Wednesday Night 2025-06-25, Partly Cloudy. Partly cloudy, with a low around 75.