Today | Weather | Tuesday, June 9, 2026

Weather in Mount Pleasant, South Carolina

07:51 PM
Now
Cloudy Weather
81° F
Feels Like 88°
Precipitation 7 %
Wind 8 mph
UV Index (0 - 11+) 0
Humidity 78 %
Today
Cloudy Night
Day 88°
Night 73°
Precipitation 25 %
Wind 7 mph

Mount Pleasant Weather Forecast Updated

34 minutes ago
Last updated on

Air Quality in Mount Pleasant

NOW
41 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.62 µg/m³
PM10 5.75 µg/m³
O3 0.044 ppm
NO2 0.5 ppb
SO2 0.2 ppb
CO 0.09 ppm
NH3 0.03 µg/m³
NO 0.01 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.52.62 µg/m³
PM105.75 µg/m³
O386.45 µg/m³
NO20.96 µg/m³
SO20.42 µg/m³
CO99.67 µg/m³
NH30.03 µg/m³
NO0.01 µg/m³