Air Quality in Rock Hill, United States
Windy
33.9°C · 42.2% humidity
33.9°
Feels 37.3°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Rock Hill's air quality — share it
AQI Forecast
Calibrated
22
9am
22
22
33
12pm
30
28
26
3pm
25
17
16
6pm
23
23
16
9pm
15
15
15
12am
15
15
15
3am
15
15
15
6am
15
15
Station readings
9
CAMS model
adj -12
34
34
34
34
34
34
34
34
27
27
34
34
27
27
27
27
27
27
27
27
27
27
27
27
Air Quality Index Trend
9h · 1 stnRock Hill's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
42.2%
Humidity
44.1 km/h
Wind SW
1017.5 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.88 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Rock Hill?
Temperature & Precipitation
PM2.5 Trend
9h · 1 stationPM2.57.88 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for Rock Hill?
09-05
33.9° 22.5°
6.75 mm
09-06
28.4° 23.0°
09-07
27.4° 18.2°
0.31 mm
09-08
33.8° 20.1°
09-09
30.2° 17.5°
0.25 mm
09-10
35.6° 23.0°
2.38 mm
09-11
36.4° 21.8°
Both models agree
Avg diff: 2.4°C
What cities are near Rock Hill?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T16:33 UTC.