Air Quality History for Danbury, United States
Historical PM2.5 and AQI trend from monitoring stations near Danbury, United States.
5
Current AQI
Good Station
Good Station
Air Quality Index Station
335hPM2.5 Station
335h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-10-21 | 4 | 4–4 | 0.9 µg/m³ | 1.0 | 1h | 1 |
| 2026-10-20 | 5 | 3–8 | 1.1 µg/m³ | 1.3 | 24h | 1 |
| 2026-10-19 | 7 | 2–10 | 1.7 µg/m³ | 1.9 | 24h | 1 |
| 2026-10-18 | 3 | 1–7 | 0.8 µg/m³ | 1.0 | 24h | 1 |
| 2026-10-17 | 3 | 1–11 | 0.8 µg/m³ | 1.0 | 24h | 1 |
| 2026-10-16 | 10 | 3–28 | 2.4 µg/m³ | 2.6 | 23h | 1 |
| 2026-10-15 | 4 | 1–9 | 0.8 µg/m³ | 1.1 | 24h | 1 |
| 2026-10-14 | 23 | 8–48 | 5.5 µg/m³ | 5.6 | 24h | 1 |
| 2026-10-13 | 7 | 3–17 | 1.7 µg/m³ | 1.8 | 24h | 1 |
| 2026-10-12 | 4 | 1–19 | 0.8 µg/m³ | 1.3 | 24h | 1 |
| 2026-10-11 | 8 | 3–27 | 1.9 µg/m³ | 2.3 | 24h | 1 |
| 2026-10-10 | 4 | 2–5 | 0.8 µg/m³ | 0.9 | 24h | 1 |
| 2026-10-09 | 4 | 1–7 | 0.9 µg/m³ | 1.0 | 24h | 1 |
| 2026-10-08 | 8 | 3–19 | 2.0 µg/m³ | 2.1 | 24h | 1 |
| 2026-10-07 | 5 | 2–13 | 1.2 µg/m³ | 1.3 | 23h | 1 |