Air Quality History for Hitachi-Naka, Japan
Historical PM2.5 and AQI trend from monitoring stations near Hitachi-Naka, Japan.
74
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
332hPM2.5 Station
332h · 10 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-22 | 72 | 72–73 | 22.3 µg/m³ | 2h | 6 |
| 2026-07-21 | 57 | 36–91 | 15.5 µg/m³ | 21h | 4 |
| 2026-07-20 | 52 | 34–69 | 13.2 µg/m³ | 24h | 7 |
| 2026-07-19 | 46 | 25–67 | 11.5 µg/m³ | 24h | 9 |
| 2026-07-18 | 46 | 30–64 | 11.8 µg/m³ | 24h | 8 |
| 2026-07-17 | 51 | 29–66 | 12.9 µg/m³ | 24h | 8 |
| 2026-07-16 | 58 | 47–75 | 15.3 µg/m³ | 24h | 8 |
| 2026-07-15 | 55 | 47–64 | 14.1 µg/m³ | 24h | 8 |
| 2026-07-14 | 47 | 32–58 | 11.5 µg/m³ | 24h | 9 |
| 2026-07-13 | 52 | 38–84 | 13.5 µg/m³ | 24h | 7 |
| 2026-07-12 | 46 | 28–59 | 11.4 µg/m³ | 24h | 8 |
| 2026-07-11 | 30 | 18–57 | 7.2 µg/m³ | 24h | 8 |
| 2026-07-10 | 32 | 17–60 | 7.7 µg/m³ | 24h | 9 |
| 2026-07-09 | 37 | 18–52 | 8.8 µg/m³ | 24h | 8 |
| 2026-07-08 | 32 | 20–46 | 7.6 µg/m³ | 21h | 9 |