Air Quality History for Hemel Hempstead, United Kingdom
Historical PM2.5 and AQI trend from monitoring stations near Hemel Hempstead, United Kingdom.
25
Current AQI
Good CAMS model
Good CAMS model
Air Quality Index Station
189hPM2.5 Station
189h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-06-08 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 2h | 1 |
| 2026-06-07 | 6 | 4–12 | 1.4 µg/m³ | 1.6 | 9h | 1 |
| 2026-06-06 | 4 | 2–7 | 1.1 µg/m³ | 1.4 | 5h | 1 |
| 2026-06-05 | 2 | 1–4 | 0.6 µg/m³ | 1.0 | 2h | 1 |
| 2026-06-04 | 8 | 4–13 | 2.1 µg/m³ | 2.6 | 2h | 1 |
| 2026-06-03 | 5 | 4–8 | 1.3 µg/m³ | 1.5 | 7h | 1 |
| 2026-06-02 | 4 | 4–7 | 1.1 µg/m³ | 1.1 | 7h | 1 |
| 2026-06-01 | 6 | 4–17 | 1.5 µg/m³ | 1.6 | 7h | 1 |
| 2026-05-31 | 4 | 4–6 | 1.1 µg/m³ | 1.1 | 4h | 1 |
| 2026-05-30 | 6 | 3–13 | 1.5 µg/m³ | 2.1 | 7h | 1 |
| 2026-05-29 | 8 | 1–27 | 2.1 µg/m³ | 2.4 | 10h | 1 |
| 2026-05-28 | 22 | 4–48 | 5.3 µg/m³ | 5.6 | 17h | 1 |
| 2026-05-27 | 35 | 7–110 | 9.7 µg/m³ | 10.5 | 11h | 1 |
| 2026-05-26 | 34 | 9–72 | 8.8 µg/m³ | 9.7 | 16h | 1 |
| 2026-05-25 | 50 | 16–231 | 21.2 µg/m³ | 22.3 | 15h | 1 |
| 2026-05-24 | 8 | 3–30 | 1.9 µg/m³ | 2.1 | 14h | 1 |
| 2026-05-23 | 16 | 4–33 | 3.8 µg/m³ | 4.5 | 16h | 1 |
| 2026-05-22 | 12 | 4–32 | 3.0 µg/m³ | 3.3 | 17h | 1 |
| 2026-05-21 | 17 | 4–49 | 4.0 µg/m³ | 4.9 | 14h | 1 |
| 2026-05-20 | 5 | 2–10 | 1.2 µg/m³ | 1.4 | 7h | 1 |