Air Quality History for Chang-hua, Taiwan
Historical PM2.5 and AQI trend from monitoring stations near Chang-hua, Taiwan.
49
Current AQI
Good Station
Good Station
Air Quality Index Station
167hPM2.5 Station
167h · 18 stationsTemperature GFS model
28ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-22 | 53 | 52–54 | 13.1 µg/m³ | 3h | 16 |
| 2026-07-21 | 59 | 40–87 | 16.4 µg/m³ | 24h | 11 |
| 2026-07-20 | 60 | 29–72 | 16.7 µg/m³ | 24h | 11 |
| 2026-07-19 | 59 | 41–72 | 16.1 µg/m³ | 24h | 12 |
| 2026-07-18 | 64 | 36–101 | 18.7 µg/m³ | 24h | 15 |
| 2026-07-17 | 51 | 29–66 | 12.7 µg/m³ | 24h | 13 |
| 2026-07-16 | 47 | 30–64 | 11.7 µg/m³ | 24h | 13 |
| 2026-07-15 | 42 | 33–54 | 10.0 µg/m³ | 20h | 13 |