Air Quality History for West Chicago, United States
Historical PM2.5 and AQI trend from monitoring stations near West Chicago, United States.
28
Current AQI
Good Station
Good Station
Air Quality Index Station
335hPM2.5 Station
335h · 8 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-06-09 | 23 | 16–35 | 5.6 µg/m³ | 1.0 | 13h | 226 |
| 2026-06-08 | 44 | 29–53 | 10.5 µg/m³ | 3.9 | 24h | 245 |
| 2026-06-07 | 28 | 21–37 | 6.7 µg/m³ | 2.2 | 24h | 244 |
| 2026-06-06 | 42 | 26–56 | 10.2 µg/m³ | — | 24h | 234 |
| 2026-06-05 | 51 | 44–55 | 12.6 µg/m³ | 1.2 | 24h | 244 |
| 2026-06-04 | 39 | 28–47 | 9.3 µg/m³ | 4.0 | 24h | 246 |
| 2026-06-03 | 27 | 23–32 | 6.6 µg/m³ | 1.8 | 24h | 245 |
| 2026-06-02 | 23 | 21–25 | 5.5 µg/m³ | 1.1 | 24h | 246 |
| 2026-06-01 | 25 | 21–39 | 5.9 µg/m³ | — | 24h | 216 |
| 2026-05-31 | 24 | 20–29 | 5.6 µg/m³ | 1.0 | 24h | 245 |
| 2026-05-30 | 41 | 19–66 | 10.6 µg/m³ | 8.6 | 24h | 245 |
| 2026-05-29 | 25 | 18–32 | 6.1 µg/m³ | 1.4 | 24h | 245 |
| 2026-05-28 | 28 | 22–38 | 6.7 µg/m³ | 2.3 | 24h | 225 |
| 2026-05-27 | 43 | 29–59 | 10.7 µg/m³ | 10.2 | 24h | 244 |
| 2026-05-26 | 29 | 27–31 | 6.9 µg/m³ | 1.6 | 10h | 243 |