| National Weather Service Forecast for:
Summerville SC Issued by: National Weather Service Charleston, SC |
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| Updated: 2:30 pm EDT Mar 19, 2026 | ||||||||||||||||||
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| Tonight |
Mostly clear, with a low around 39. Calm wind. |
| Friday |
Sunny, with a high near 74. Calm wind. |
| Friday Night |
Partly cloudy, with a low around 50. Southwest wind 3 to 5 mph. |
| Saturday |
Sunny, with a high near 83. West wind 6 to 8 mph. |
| Saturday Night |
Partly cloudy, with a low around 59. Light southwest wind. |
| Sunday |
Sunny, with a high near 87. |
| Sunday Night |
Mostly clear, with a low around 63. |
| Monday |
Sunny, with a high near 88. |
| Monday Night |
Partly cloudy, with a low around 52. |
| Tuesday |
Mostly sunny, with a high near 68. |
| Tuesday Night |
Partly cloudy, with a low around 49. |
| Wednesday |
A 20 percent chance of showers. Partly sunny, with a high near 71. |
| Wednesday Night |
Partly cloudy, with a low around 54. |
| Thursday |
Mostly sunny, with a high near 77. |
Forecast from NOAA-NWS for Summerville SC.
