Air Quality History for Chelmsford, United Kingdom
Historical PM2.5 and AQI trend from monitoring stations near Chelmsford, United Kingdom.
57
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
212hPM2.5 Station
212h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-09-05 | 41 | 3–161 | 17.2 µg/m³ | 18.4 | 5h | 1 |
| 2026-09-03 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 1h | 1 |
| 2026-09-02 | 4 | 2–4 | 0.8 µg/m³ | 1.1 | 8h | 1 |
| 2026-09-01 | 6 | 6–6 | 1.4 µg/m³ | 1.5 | 1h | 1 |
| 2026-08-31 | 5 | 3–8 | 1.3 µg/m³ | 1.6 | 3h | 1 |
| 2026-08-30 | 7 | 4–14 | 1.7 µg/m³ | 1.7 | 5h | 1 |
| 2026-08-29 | 6 | 3–14 | 1.4 µg/m³ | 1.6 | 11h | 1 |
| 2026-08-28 | 10 | 2–23 | 2.4 µg/m³ | 2.8 | 4h | 1 |
| 2026-08-27 | 59 | 5–113 | 19.0 µg/m³ | 20.7 | 20h | 1 |
| 2026-08-26 | 52 | 10–114 | 15.6 µg/m³ | 17.2 | 24h | 1 |
| 2026-08-25 | 12 | 4–32 | 2.9 µg/m³ | 3.2 | 21h | 1 |
| 2026-08-24 | 8 | 1–17 | 1.8 µg/m³ | 2.4 | 19h | 1 |
| 2026-08-23 | 14 | 5–23 | 3.3 µg/m³ | 3.8 | 23h | 1 |
| 2026-08-22 | 7 | 2–15 | 1.8 µg/m³ | 2.2 | 10h | 1 |
| 2026-08-21 | 6 | 4–10 | 1.5 µg/m³ | 1.6 | 3h | 1 |
| 2026-08-20 | 16 | 5–38 | 3.8 µg/m³ | 4.2 | 4h | 1 |
| 2026-08-19 | 5 | 1–13 | 1.3 µg/m³ | 1.5 | 7h | 1 |
| 2026-08-18 | 16 | 4–31 | 3.7 µg/m³ | 4.0 | 22h | 1 |
| 2026-08-17 | 10 | 4–23 | 2.2 µg/m³ | 2.5 | 20h | 1 |
| 2026-08-16 | 4 | 4–4 | 0.9 µg/m³ | 1.9 | 1h | 1 |