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.
24
Current AQI
Good Station
Good Station
Air Quality Index Station
250hPM2.5 Station
250h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-10-21 | 15 | 11–23 | 3.6 µg/m³ | 4h | 1 |
| 2026-10-20 | 22 | 15–34 | 5.2 µg/m³ | 12h | 1 |
| 2026-10-19 | 20 | 8–30 | 4.7 µg/m³ | 18h | 1 |
| 2026-10-18 | 17 | 10–34 | 4.0 µg/m³ | 13h | 1 |
| 2026-10-17 | 21 | 5–43 | 5.1 µg/m³ | 18h | 1 |
| 2026-10-16 | 25 | 4–48 | 6.1 µg/m³ | 11h | 1 |
| 2026-10-15 | 22 | 9–57 | 5.4 µg/m³ | 13h | 1 |
| 2026-10-14 | 32 | 17–51 | 7.7 µg/m³ | 11h | 1 |
| 2026-10-13 | 29 | 12–56 | 7.0 µg/m³ | 10h | 1 |
| 2026-10-12 | 24 | 9–52 | 5.8 µg/m³ | 14h | 2 |
| 2026-10-11 | 24 | 9–55 | 5.9 µg/m³ | 8h | 1 |
| 2026-10-10 | 22 | 13–32 | 5.3 µg/m³ | 16h | 1 |
| 2026-10-09 | 21 | 7–35 | 5.1 µg/m³ | 11h | 1 |
| 2026-10-08 | 29 | 12–50 | 7.0 µg/m³ | 11h | 1 |
| 2026-10-07 | 20 | 3–43 | 4.7 µg/m³ | 13h | 1 |
| 2026-10-06 | 24 | 14–63 | 5.9 µg/m³ | 12h | 1 |
| 2026-10-05 | 20 | 10–30 | 4.8 µg/m³ | 12h | 1 |
| 2026-10-04 | 25 | 9–48 | 6.0 µg/m³ | 10h | 1 |
| 2026-10-03 | 21 | 10–37 | 5.0 µg/m³ | 13h | 1 |
| 2026-10-02 | 26 | 9–58 | 6.3 µg/m³ | 11h | 1 |
| 2026-10-01 | 34 | 13–51 | 8.1 µg/m³ | 9h | 1 |