Air Quality History for Herisau, Switzerland
Historical PM2.5 and AQI trend from monitoring stations near Herisau, Switzerland.
6
Current AQI
Good Station
Good Station
Air Quality Index Station
34hPM2.5 Station
34h · 1 stationTemperature GFS model
8ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-22 | 7 | 7–7 | 1.8 µg/m³ | 2.6 | 1h | 1 |
| 2026-07-21 | 5 | 2–15 | 1.3 µg/m³ | 1.5 | 11h | 1 |
| 2026-07-20 | 22 | 4–52 | 5.2 µg/m³ | 5.7 | 22h | 1 |