Air Quality History for Diamond Head / Kapahulu / Saint Louis Heights, United States
Historical PM2.5 and AQI trend from monitoring stations near Diamond Head / Kapahulu / Saint Louis Heights, United States.
11
Current AQI
Good Station
Good Station
Air Quality Index Station
127hPM2.5 Station
127h · 2 stationsTemperature GFS model
28ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-21 | 34 | 11–63 | 8.5 µg/m³ | 18h | 2 |
| 2026-07-20 | 50 | 22–153 | 14.2 µg/m³ | 20h | 2 |
| 2026-07-19 | 51 | 15–126 | 14.8 µg/m³ | 17h | 2 |
| 2026-07-18 | 58 | 15–165 | 18.9 µg/m³ | 20h | 2 |
| 2026-07-17 | 35 | 9–67 | 8.8 µg/m³ | 12h | 1 |
| 2026-07-16 | 50 | 5–160 | 15.5 µg/m³ | 21h | 1 |
| 2026-07-15 | 42 | 18–89 | 10.8 µg/m³ | 19h | 2 |