Air Quality History for Koshigaya, Japan
Historical PM2.5 and AQI trend from monitoring stations near Koshigaya, Japan.
29
Current AQI
Good Station
Good Station
Air Quality Index Station
403hPM2.5 Station
403h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-29 | 6 | 1–10 | 1.5 µg/m³ | 2.0 | 7h | 1 |
| 2026-05-28 | 24 | 2–51 | 5.6 µg/m³ | 7.2 | 13h | 1 |
| 2026-05-27 | 19 | 4–55 | 4.7 µg/m³ | 5.6 | 17h | 1 |
| 2026-05-26 | 13 | 1–63 | 3.4 µg/m³ | 4.4 | 16h | 1 |
| 2026-05-25 | 11 | 3–39 | 2.7 µg/m³ | 3.2 | 13h | 1 |
| 2026-05-24 | 32 | 6–68 | 8.3 µg/m³ | 9.4 | 22h | 1 |
| 2026-05-23 | 37 | 10–66 | 9.6 µg/m³ | 11.9 | 24h | 1 |
| 2026-05-22 | 47 | 2–96 | 14.5 µg/m³ | 17.2 | 17h | 1 |
| 2026-05-21 | 26 | 5–60 | 6.2 µg/m³ | 6.9 | 20h | 1 |
| 2026-05-20 | 32 | 4–72 | 8.5 µg/m³ | 9.3 | 14h | 1 |
| 2026-05-19 | 51 | 13–91 | 14.8 µg/m³ | 16.3 | 24h | 1 |
| 2026-05-18 | 75 | 37–103 | 23.5 µg/m³ | 26.3 | 24h | 1 |
| 2026-05-17 | 81 | 44–107 | 26.4 µg/m³ | 29.6 | 24h | 1 |
| 2026-05-16 | 85 | 68–104 | 28.4 µg/m³ | 31.9 | 24h | 1 |
| 2026-05-15 | 91 | 73–120 | 31.1 µg/m³ | 35.8 | 24h | 1 |
| 2026-05-14 | 78 | 55–110 | 25.0 µg/m³ | 27.8 | 24h | 1 |
| 2026-05-13 | 44 | 1–80 | 11.9 µg/m³ | 13.3 | 24h | 1 |
| 2026-05-12 | 17 | 4–34 | 4.1 µg/m³ | 4.7 | 21h | 1 |
| 2026-05-11 | 11 | 2–26 | 2.6 µg/m³ | 3.1 | 18h | 1 |
| 2026-05-10 | 15 | 3–30 | 3.6 µg/m³ | 4.2 | 24h | 1 |
| 2026-05-09 | 17 | 10–24 | 4.1 µg/m³ | 4.7 | 9h | 1 |