Today | Weather | Thursday, December 4, 2025

Weather in Rock Hill, South Carolina

05:05 AM
Now
Cloudy Night
32° F
Feels Like 30°
Precipitation 0 %
Wind 5 mph
Humidity 98 %
Today
Cloudy Weather
Day 48°
Night 39°
Precipitation 25 %
Wind 5 mph
UV Index (0 - 11+) 1

Rock Hill Weather Forecast Updated

7 minutes ago
Last updated on

Air Quality in Rock Hill

NOW
50 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 11.98 µg/m³
PM10 14.71 µg/m³
O3 0.012 ppm
NO2 6.9 ppb
SO2 0.2 ppb
CO 0.23 ppm
NH3 2.14 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)
PM2.511.98 µg/m³
PM1014.71 µg/m³
O324.01 µg/m³
NO213.07 µg/m³
SO20.49 µg/m³
CO259.3 µg/m³
NH32.14 µg/m³
NO0.01 µg/m³