Air Quality History for Highlands Ranch, United States
Historical PM2.5 and AQI trend from monitoring stations near Highlands Ranch, United States.
52
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
17hPM2.5 Station
17h · 1 stationTemperature GFS model
8ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-22 | 28 | 28–28 | 6.8 µg/m³ | 6.9 | 1h | 1 |
| 2026-07-21 | 26 | 5–69 | 6.9 µg/m³ | 7.4 | 14h | 1 |
| 2026-07-20 | 4 | 3–5 | 1.0 µg/m³ | 1.3 | 2h | 1 |