Air Quality History for North Chicago, United States
Historical PM2.5 and AQI trend from monitoring stations near North Chicago, United States.
27
Current AQI
Good Station
Good Station
Air Quality Index Station
156hPM2.5 Station
156h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-29 | 26 | 21–29 | 4.7 µg/m³ | 1.1 | 4h | 1 |
| 2026-05-28 | 13 | 2–30 | 3.1 µg/m³ | 2.3 | 10h | 1 |
| 2026-05-27 | 36 | 4–66 | 9.4 µg/m³ | 10.2 | 19h | 1 |
| 2026-05-26 | 18 | 4–57 | 4.3 µg/m³ | 3.8 | 17h | 1 |
| 2026-05-25 | 37 | 2–75 | 10.0 µg/m³ | 10.3 | 22h | 1 |
| 2026-05-24 | 11 | 4–34 | 2.6 µg/m³ | 1.7 | 7h | 1 |
| 2026-05-23 | 21 | 3–45 | 5.0 µg/m³ | 1.2 | 4h | 1 |
| 2026-05-22 | 30 | 26–34 | 7.2 µg/m³ | — | 5h | 1 |
| 2026-05-21 | 32 | 31–32 | 7.6 µg/m³ | — | 2h | 1 |
| 2026-05-20 | 21 | 16–26 | 5.0 µg/m³ | — | 3h | 1 |
| 2026-05-19 | 40 | 32–45 | 9.7 µg/m³ | — | 3h | 1 |
| 2026-05-18 | 9 | 4–25 | 2.3 µg/m³ | 2.4 | 20h | 1 |
| 2026-05-17 | 16 | 4–56 | 3.9 µg/m³ | 4.0 | 20h | 1 |
| 2026-05-16 | 11 | 3–23 | 2.5 µg/m³ | 2.7 | 19h | 1 |
| 2026-05-15 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 1h | 1 |