Air Quality History for Zhangjiakou, China
Historical PM2.5 and AQI trend from monitoring stations near Zhangjiakou, China.
64
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
442hPM2.5 Station
442h · 2 stationsTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-22 | 64 | 64–64 | 18.3 µg/m³ | 1h | 2 |
| 2026-07-21 | 67 | 53–95 | 19.7 µg/m³ | 23h | 4 |
| 2026-07-20 | 64 | 26–85 | 18.6 µg/m³ | 22h | 4 |
| 2026-07-19 | 75 | 58–105 | 23.7 µg/m³ | 24h | 5 |
| 2026-07-18 | 64 | 54–84 | 18.4 µg/m³ | 24h | 5 |
| 2026-07-17 | 59 | 45–139 | 16.0 µg/m³ | 22h | 4 |
| 2026-07-16 | 71 | 38–92 | 21.6 µg/m³ | 24h | 4 |
| 2026-07-15 | 61 | 23–95 | 18.0 µg/m³ | 23h | 2 |
| 2026-07-14 | 63 | 25–104 | 18.6 µg/m³ | 23h | 2 |
| 2026-07-13 | 56 | 20–84 | 15.5 µg/m³ | 24h | 3 |
| 2026-07-12 | 59 | 33–105 | 16.5 µg/m³ | 24h | 3 |
| 2026-07-11 | 72 | 55–110 | 21.9 µg/m³ | 22h | 4 |
| 2026-07-10 | 69 | 54–104 | 20.4 µg/m³ | 24h | 3 |
| 2026-07-09 | 70 | 45–128 | 21.1 µg/m³ | 24h | 3 |
| 2026-07-08 | 71 | 48–97 | 21.8 µg/m³ | 24h | 3 |
| 2026-07-07 | 58 | 19–92 | 16.4 µg/m³ | 24h | 3 |
| 2026-07-06 | 58 | 35–85 | 16.0 µg/m³ | 12h | 4 |
| 2026-07-05 | 51 | 16–80 | 14.2 µg/m³ | 23h | 3 |
| 2026-07-04 | 64 | 15–105 | 19.3 µg/m³ | 24h | 4 |
| 2026-07-03 | 71 | 34–116 | 22.2 µg/m³ | 22h | 3 |
| 2026-07-02 | 93 | 79–114 | 31.7 µg/m³ | 9h | 4 |