Today | Weather | Monday, October 12, 2026

Weather in Rock Hill, South Carolina

09:09 PM
Now
Night
68° F
Feels Like 66°
Precipitation 0 %
Wind 5 mph
Humidity 76 %
Today
Night
Day 82°
Night 52°
Precipitation 0 %
Wind 5 mph

Rock Hill Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 12, 2025)
Cloudy Weather

Day

70°

Night

61°

Wind

9 mph

Precipitation

40 %

Air Quality in Rock Hill

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

Pollutant Concentrations:

PM2.5 5.24 µg/m³
PM10 6.57 µg/m³
O3 0.017 ppm
NO2 3.6 ppb
SO2 0.1 ppb
CO 0.15 ppm
NH3 1.51 µg/m³
NO 0 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)
PM2.5 – 5.24 µg/m³
PM10 – 6.57 µg/m³
O3 – 33.18 µg/m³
NO2 – 6.74 µg/m³
SO2 – 0.19 µg/m³
CO – 169.96 µg/m³
NH3 – 1.51 µg/m³
NO – 0 µg/m³