| National Weather Service Forecast for:
Clemson SC Issued by: National Weather Service Greenville-Spartanburg, SC |
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| Updated: 2:24 am EDT Jun 30, 2026 | ||||||||||||||||||
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| Overnight |
Partly cloudy, with a low around 75. Calm wind. |
| Tuesday |
Mostly sunny, with a high near 94. Heat index values as high as 102. Northeast wind around 5 mph becoming calm in the morning. |
| Tuesday Night |
Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 75. Calm wind. |
| Wednesday |
Patchy fog before 7am. Otherwise, sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind. |
| Wednesday Night |
Mostly clear, with a low around 74. Calm wind. |
| Thursday |
Sunny and hot, with a high near 96. |
| Thursday Night |
Mostly clear, with a low around 75. |
| Friday |
Sunny and hot, with a high near 96. |
| Friday Night |
Mostly clear, with a low around 75. |
| Independence Day |
Sunny and hot, with a high near 96. |
| Saturday Night |
Mostly clear, with a low around 75. |
| Sunday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. |
| Sunday Night |
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. |
| Monday |
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. |
Forecast from NOAA-NWS for Clemson SC.
