Air Quality History for Willoughby, Canada
Historical PM2.5 and AQI trend from monitoring stations near Willoughby, Canada.
20
Current AQI
Good Station
Good Station
Air Quality Index Station
336hPM2.5 Station
336h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-09-05 | 6 | 4–25 | 1.4 µg/m³ | 16h | 1 |
| 2026-09-04 | 4 | 3–7 | 1.0 µg/m³ | 24h | 1 |
| 2026-09-03 | 4 | 2–6 | 1.0 µg/m³ | 24h | 1 |
| 2026-09-02 | 6 | 2–12 | 1.4 µg/m³ | 24h | 1 |
| 2026-09-01 | 13 | 9–19 | 3.1 µg/m³ | 24h | 1 |
| 2026-08-31 | 10 | 6–14 | 2.4 µg/m³ | 24h | 1 |
| 2026-08-30 | 10 | 7–16 | 2.4 µg/m³ | 24h | 1 |
| 2026-08-29 | 7 | 3–14 | 1.6 µg/m³ | 24h | 1 |
| 2026-08-28 | 3 | 1–5 | 0.6 µg/m³ | 24h | 1 |
| 2026-08-27 | 7 | 4–15 | 1.6 µg/m³ | 24h | 1 |
| 2026-08-26 | 37 | 8–107 | 11.2 µg/m³ | 24h | 1 |
| 2026-08-25 | 59 | 31–129 | 17.4 µg/m³ | 24h | 1 |
| 2026-08-24 | 7 | 2–26 | 1.7 µg/m³ | 24h | 1 |
| 2026-08-23 | 8 | 2–21 | 2.0 µg/m³ | 24h | 1 |
| 2026-08-22 | 19 | 13–24 | 4.6 µg/m³ | 8h | 1 |