Air Quality History for Saint-Jean-sur-Richelieu, Canada
Historical PM2.5 and AQI trend from monitoring stations near Saint-Jean-sur-Richelieu, Canada.
37
Current AQI
Good Station
Good Station
Air Quality Index Station
287hPM2.5 Station
287h · 1 stationTemperature GFS model
79ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-10-21 | 33 | 21–60 | 8.4 µg/m³ | 9.0 | 4h | 1 |
| 2026-10-20 | 10 | 4–20 | 2.3 µg/m³ | 2.4 | 22h | 1 |
| 2026-10-19 | 8 | 4–62 | 2.0 µg/m³ | 2.0 | 24h | 1 |
| 2026-10-18 | 4 | 4–6 | 1.1 µg/m³ | 1.1 | 19h | 1 |
| 2026-10-17 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 1h | 1 |
| 2026-10-16 | 11 | 4–34 | 2.6 µg/m³ | 2.7 | 13h | 1 |
| 2026-10-15 | 14 | 4–143 | 4.6 µg/m³ | 5.2 | 16h | 1 |
| 2026-10-14 | 6 | 4–17 | 1.6 µg/m³ | 1.6 | 18h | 1 |
| 2026-10-13 | 6 | 4–8 | 1.4 µg/m³ | 1.4 | 10h | 1 |
| 2026-10-12 | 13 | 4–31 | 3.2 µg/m³ | 3.3 | 22h | 1 |
| 2026-10-11 | 16 | 7–41 | 3.8 µg/m³ | 3.9 | 5h | 1 |
| 2026-10-10 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 3h | 1 |
| 2026-10-09 | 6 | 4–16 | 1.4 µg/m³ | 1.4 | 10h | 1 |
| 2026-10-08 | 5 | 4–10 | 1.2 µg/m³ | 1.2 | 8h | 1 |
| 2026-10-07 | 10 | 4–73 | 2.7 µg/m³ | 2.8 | 22h | 1 |
| 2026-10-06 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 8h | 1 |
| 2026-10-05 | 7 | 4–10 | 1.7 µg/m³ | 1.7 | 17h | 1 |
| 2026-10-04 | 6 | 4–18 | 1.5 µg/m³ | 1.6 | 24h | 1 |
| 2026-10-03 | 7 | 4–20 | 1.8 µg/m³ | 1.9 | 14h | 1 |
| 2026-10-02 | 36 | 28–49 | 8.7 µg/m³ | 8.9 | 7h | 1 |
| 2026-10-01 | 24 | 8–35 | 5.6 µg/m³ | 5.7 | 20h | 1 |