Air Quality History for Thornton, United States
Historical PM2.5 and AQI trend from monitoring stations near Thornton, United States.
51
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
55hPM2.5 Station
55h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-21 | 21 | 5–69 | 5.6 µg/m³ | 6.0 | 12h | 1 |
| 2026-07-20 | 7 | 3–17 | 1.7 µg/m³ | 2.0 | 4h | 1 |
| 2026-07-19 | 65 | 5–99 | 22.7 µg/m³ | 27.0 | 3h | 1 |
| 2026-07-18 | 72 | 3–156 | 26.0 µg/m³ | 29.4 | 5h | 1 |
| 2026-07-17 | 48 | 4–116 | 15.3 µg/m³ | 17.0 | 8h | 1 |
| 2026-07-16 | 11 | 6–20 | 2.5 µg/m³ | 2.8 | 3h | 1 |
| 2026-07-14 | 26 | 4–65 | 6.9 µg/m³ | 7.0 | 5h | 1 |
| 2026-07-13 | 4 | 3–5 | 0.9 µg/m³ | 1.3 | 4h | 1 |
| 2026-07-12 | 4 | 1–7 | 1.0 µg/m³ | 1.9 | 4h | 1 |
| 2026-07-11 | 3 | 1–5 | 0.7 µg/m³ | 1.3 | 4h | 1 |
| 2026-07-10 | 3 | 2–5 | 0.8 µg/m³ | 1.5 | 3h | 1 |