Air Quality History for Chatham, Canada
Historical PM2.5 and AQI trend from monitoring stations near Chatham, Canada.
53
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
170hPM2.5 Station
170h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-21 | 50 | 38–61 | 13.0 µg/m³ | 2h | 1 |
| 2026-07-20 | 87 | 68–119 | 28.9 µg/m³ | 6h | 1 |
| 2026-07-19 | 126 | 99–144 | 45.7 µg/m³ | 4h | 1 |
| 2026-07-18 | 46 | 38–55 | 11.3 µg/m³ | 4h | 1 |
| 2026-07-17 | 320 | 295–344 | 274.9 µg/m³ | 2h | 1 |
| 2026-07-14 | 42 | 26–57 | 10.6 µg/m³ | 2h | 1 |
| 2026-07-13 | 65 | 57–76 | 18.6 µg/m³ | 8h | 1 |
| 2026-07-12 | 47 | 21–61 | 12.2 µg/m³ | 6h | 1 |
| 2026-07-11 | 31 | 17–51 | 7.3 µg/m³ | 13h | 1 |
| 2026-07-10 | 31 | 24–44 | 7.5 µg/m³ | 15h | 1 |
| 2026-07-09 | 43 | 34–52 | 10.2 µg/m³ | 11h | 1 |
| 2026-07-08 | 31 | 21–45 | 7.3 µg/m³ | 11h | 1 |
| 2026-07-07 | 26 | 10–36 | 6.1 µg/m³ | 6h | 1 |
| 2026-07-06 | 35 | 34–38 | 8.3 µg/m³ | 6h | 1 |
| 2026-07-05 | 37 | 25–51 | 8.8 µg/m³ | 20h | 1 |
| 2026-07-04 | 31 | 20–43 | 7.5 µg/m³ | 23h | 1 |
| 2026-07-03 | 40 | 26–53 | 9.7 µg/m³ | 23h | 1 |
| 2026-07-02 | 53 | 48–55 | 13.0 µg/m³ | 8h | 1 |