Air Quality History for Chang-hua, Taiwan
Historical PM2.5 and AQI trend from monitoring stations near Chang-hua, Taiwan.
55
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
168hPM2.5 Station
168h · 10 stationsTemperature GFS model
28ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-22 | 54 | 53–56 | 13.7 µg/m³ | 4h | 15 |
| 2026-07-21 | 62 | 48–87 | 17.2 µg/m³ | 24h | 10 |
| 2026-07-20 | 62 | 44–83 | 17.3 µg/m³ | 24h | 10 |
| 2026-07-19 | 59 | 44–72 | 15.9 µg/m³ | 24h | 11 |
| 2026-07-18 | 61 | 31–82 | 17.5 µg/m³ | 24h | 13 |
| 2026-07-17 | 50 | 32–61 | 12.5 µg/m³ | 24h | 12 |
| 2026-07-16 | 49 | 37–72 | 12.2 µg/m³ | 24h | 12 |
| 2026-07-15 | 44 | 34–54 | 10.7 µg/m³ | 20h | 12 |