Air Quality History for Downsview-Roding-CFB, Canada
Historical PM2.5 and AQI trend from monitoring stations near Downsview-Roding-CFB, Canada.
31
Current AQI
Good Station
Good Station
Air Quality Index Station
455hPM2.5 Station
455h · 6 stationsTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-21 | 92 | 12–127 | 32.3 µg/m³ | 42.6 | 23h | 2 |
| 2026-07-20 | 35 | 7–122 | 10.6 µg/m³ | 12.4 | 24h | 2 |
| 2026-07-19 | 68 | 13–154 | 22.9 µg/m³ | 25.9 | 24h | 1 |
| 2026-07-18 | 149 | 36–192 | 79.5 µg/m³ | 84.2 | 24h | 1 |
| 2026-07-17 | 114 | 36–161 | 43.3 µg/m³ | 48.3 | 24h | 2 |
| 2026-07-16 | 136 | 87–175 | 58.2 µg/m³ | 66.1 | 24h | 2 |
| 2026-07-15 | 94 | 21–164 | 34.6 µg/m³ | 37.2 | 24h | 2 |
| 2026-07-14 | 70 | 49–90 | 21.2 µg/m³ | 22.0 | 24h | 1 |
| 2026-07-13 | 92 | 63–136 | 31.1 µg/m³ | 34.7 | 24h | 1 |
| 2026-07-12 | 91 | 69–116 | 30.8 µg/m³ | 33.4 | 24h | 1 |
| 2026-07-11 | 78 | 62–116 | 25.1 µg/m³ | 26.0 | 24h | 1 |
| 2026-07-10 | 26 | 3–99 | 7.3 µg/m³ | 8.0 | 24h | 2 |
| 2026-07-09 | 50 | 15–83 | 13.5 µg/m³ | 13.3 | 24h | 1 |
| 2026-07-08 | 26 | 5–60 | 6.4 µg/m³ | 5.3 | 23h | 2 |
| 2026-07-07 | 32 | 5–60 | 7.8 µg/m³ | 6.4 | 21h | 2 |
| 2026-07-06 | 52 | 28–72 | 14.1 µg/m³ | 14.0 | 14h | 3 |
| 2026-07-05 | 67 | 51–129 | 19.7 µg/m³ | 20.3 | 24h | 1 |
| 2026-07-04 | 42 | 21–116 | 10.9 µg/m³ | 11.6 | 24h | 1 |
| 2026-07-03 | 48 | 27–60 | 12.1 µg/m³ | 12.4 | 24h | 1 |
| 2026-07-02 | 53 | 22–85 | 14.0 µg/m³ | 14.9 | 13h | 1 |
| 2026-07-01 | 43 | 43–43 | 10.4 µg/m³ | 11.1 | 1h | 1 |