Air Quality History for Hirai, Japan
Historical PM2.5 and AQI trend from monitoring stations near Hirai, Japan.
68
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
156hPM2.5 Station
156h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-21 | 69 | 10–87 | 22.3 µg/m³ | 28.9 | 5h | 1 |
| 2026-07-20 | 71 | 71–71 | 21.6 µg/m³ | 23.9 | 1h | 1 |
| 2026-07-17 | 85 | 59–97 | 28.2 µg/m³ | 30.3 | 7h | 1 |
| 2026-07-16 | 104 | 53–136 | 36.4 µg/m³ | 44.1 | 17h | 1 |
| 2026-07-15 | 63 | 27–98 | 19.7 µg/m³ | 31.1 | 5h | 1 |
| 2026-07-14 | 72 | 36–91 | 22.6 µg/m³ | 24.1 | 12h | 1 |
| 2026-07-13 | 94 | 69–143 | 32.1 µg/m³ | 37.2 | 24h | 1 |
| 2026-07-12 | 70 | 20–91 | 21.7 µg/m³ | 23.4 | 24h | 1 |
| 2026-07-11 | 26 | 2–65 | 6.8 µg/m³ | 7.6 | 22h | 1 |
| 2026-07-10 | 16 | 3–53 | 3.9 µg/m³ | 4.6 | 14h | 1 |
| 2026-07-09 | 21 | 2–33 | 5.0 µg/m³ | 5.7 | 13h | 1 |
| 2026-07-08 | 12 | 1–64 | 3.1 µg/m³ | 3.8 | 12h | 1 |