Air Quality in Rock Hill, United States
Partly Cloudy
15.0°C · 63.3% humidity
15.0°
Feels 15.0°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Rock Hill's air quality — share it
AQI Forecast
Calibrated
41
10pm
41
41
38
1am
41
41
41
4am
41
41
41
7am
41
41
41
10am
41
41
41
1pm
41
41
41
4pm
41
41
41
7pm
41
14
Station readings
31h ago
AQI 21
PM2.5 5.0 µg/m³ · 31h ago
Air Quality Index Trend
48h · 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.
63.3%
Humidity
31.5 km/h
Wind WNW
1010.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.1 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Rock Hill?
Temperature & Precipitation
PM2.5 Trend
48h · 1 stationPM2.59.1 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
9.1
Median
9.1
Average
9.1
Low
9.1
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +1.8
What is the 7-day forecast for Rock Hill?
06-09
27.9° 15.0°
0.25 mm
06-10
35.0° 21.6°
2.94 mm
06-11
27.6° 20.8°
06-12
37.7° 21.0°
1.19 mm
06-13
30.8° 19.4°
1.81 mm
06-14
34.0° 20.3°
8.94 mm
06-15
33.9° 18.1°
Both models agree
Avg diff: 3.7°C
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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 2026-06-09T05:26 UTC.