Mount Pleasant, SC Air Quality

As of 4:50 AM
Air quality index36Good

Air quality is great — a good day to be outside.

Next 24 hours

US AQI
  1. 49Now
  2. 39
  3. 29
  4. 367 AM
  5. 43
  6. 49
  7. 4910 AM
  8. 49
  9. 49
  10. 491 PM
  11. 49
  12. 49
  13. 484 PM
  14. 48
  15. 47
  16. 477 PM
  17. 47
  18. 47
  19. 4810 PM
  20. 48
  21. 49
  22. 441 AM
  23. 40
  24. 35

Air quality outlook

Worst hour each day
  • Today59Moderate
  • Sat 1049Good
  • Sun 11500Hazardous
  • Mon 1267Moderate
  • Tue 1353Moderate

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Mount Pleasant weather

Mount Pleasant is in Charleston County, South Carolina, United States at 32.79°, -79.86°. Right now it’s 70° and mostly cloudy; today’s high is 77° with a 39% chance of rain.

South Carolina has a humid subtropical climate with hot summers and mild winters across most of the state. The low country and coastal areas experience maritime influences that moderate temperatures, while the upstate Piedmont and Blue Ridge foothills are slightly cooler and drier. Columbia, located in the central Midlands, is known as one of the hottest cities in the Southeast, with summer highs frequently exceeding 95 degrees Fahrenheit.

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