Air Quality History for Highland, United States
Historical PM2.5 and AQI trend from monitoring stations near Highland, United States.
65
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
334hPM2.5 Station
334h · 272 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-10-21 | 59 | 52–67 | 15.7 µg/m³ | 7.1 | 7h | 274 |
| 2026-10-20 | 52 | 23–71 | 13.7 µg/m³ | 1.1 | 24h | 241 |
| 2026-10-19 | 28 | 22–41 | 6.7 µg/m³ | 3.4 | 24h | 274 |
| 2026-10-18 | 22 | 14–35 | 5.3 µg/m³ | — | 24h | 252 |
| 2026-10-17 | 16 | 13–23 | 3.9 µg/m³ | 4.5 | 24h | 274 |
| 2026-10-16 | 19 | 10–40 | 4.6 µg/m³ | 1.1 | 24h | 262 |
| 2026-10-15 | 24 | 14–41 | 5.8 µg/m³ | 1.6 | 24h | 273 |
| 2026-10-14 | 39 | 18–55 | 9.5 µg/m³ | 2.4 | 24h | 273 |
| 2026-10-13 | 35 | 26–51 | 8.3 µg/m³ | 1.4 | 24h | 272 |
| 2026-10-12 | 43 | 32–55 | 10.3 µg/m³ | 2.0 | 24h | 273 |
| 2026-10-11 | 32 | 28–38 | 7.6 µg/m³ | — | 24h | 274 |
| 2026-10-10 | 30 | 25–40 | 7.1 µg/m³ | — | 24h | 237 |
| 2026-10-09 | 33 | 24–45 | 7.9 µg/m³ | 2.1 | 24h | 243 |
| 2026-10-08 | 26 | 20–35 | 6.2 µg/m³ | — | 24h | 264 |
| 2026-10-07 | 28 | 20–31 | 6.7 µg/m³ | 3.2 | 15h | 247 |