Air Quality History for Arlington Heights, United States
Historical PM2.5 and AQI trend from monitoring stations near Arlington Heights, United States.
43
Current AQI
Good Station
Good Station
Air Quality Index Station
140hPM2.5 Station
140h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-21 | 11 | 1–26 | 2.6 µg/m³ | 16h | 1 |
| 2026-07-20 | 31 | 16–44 | 7.5 µg/m³ | 24h | 1 |
| 2026-07-19 | 52 | 19–82 | 14.2 µg/m³ | 24h | 1 |
| 2026-07-18 | 13 | 4–24 | 3.1 µg/m³ | 4h | 1 |
| 2026-07-17 | 80 | 11–121 | 26.6 µg/m³ | 24h | 1 |
| 2026-07-16 | 84 | 5–129 | 28.1 µg/m³ | 21h | 1 |
| 2026-07-07 | 12 | 4–23 | 2.9 µg/m³ | 4h | 1 |
| 2026-07-06 | 14 | 4–33 | 3.3 µg/m³ | 4h | 21 |
| 2026-07-05 | 7 | 4–12 | 1.8 µg/m³ | 17h | 1 |
| 2026-07-02 | 30 | 30–31 | 7.3 µg/m³ | 2h | 42 |