Air Quality History for Golden, United States
Historical PM2.5 and AQI trend from monitoring stations near Golden, United States.
56
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
56hPM2.5 Station
56h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-07-21 | 23 | 5–69 | 6.0 µg/m³ | 6.5 | 13h | 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 |