| National Weather Service Forecast for:
Port Royal SC Issued by: National Weather Service Charleston, SC |
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| Updated: 9:32 pm EDT Jun 29, 2026 | ||||||||||||||||||
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| Overnight |
Mostly clear, with a low around 79. Calm wind. |
| Tuesday |
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Heat index values as high as 101. Northeast wind 5 to 9 mph. |
| Tuesday Night |
Mostly clear, with a low around 76. East wind 5 to 8 mph becoming calm after midnight. |
| Wednesday |
Sunny, with a high near 92. East wind 6 to 10 mph. |
| Wednesday Night |
Clear, with a low around 75. East wind 5 to 7 mph becoming calm in the evening. |
| Thursday |
Sunny, with a high near 93. |
| Thursday Night |
Mostly clear, with a low around 76. |
| Friday |
Sunny, with a high near 93. |
| Friday Night |
Mostly clear, with a low around 78. |
| Independence Day |
Sunny, with a high near 95. |
| Saturday Night |
Mostly clear, with a low around 79. |
| Sunday |
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. |
| Sunday Night |
Partly cloudy, with a low around 80. |
| Monday |
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. |
Forecast from NOAA-NWS for Port Royal SC.
