Air Quality History for Leiden, Netherlands
Historical PM2.5 and AQI trend from monitoring stations near Leiden, Netherlands.
19
Current AQI
Good Station
Good Station
Air Quality Index Station
332hPM2.5 Station
332h · 2 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-06-09 | 3 | 1–6 | 0.7 µg/m³ | 1.4 | 9h | 2 |
| 2026-06-08 | 17 | 1–39 | 4.2 µg/m³ | 5.7 | 24h | 3 |
| 2026-06-07 | 11 | 3–24 | 2.7 µg/m³ | 5.2 | 24h | 3 |
| 2026-06-06 | 16 | 2–70 | 3.9 µg/m³ | 5.4 | 24h | 3 |
| 2026-06-05 | 6 | 1–18 | 1.5 µg/m³ | 3.5 | 24h | 2 |
| 2026-06-04 | 11 | 2–41 | 2.6 µg/m³ | 5.9 | 24h | 2 |
| 2026-06-03 | 10 | 2–19 | 2.3 µg/m³ | 3.8 | 24h | 3 |
| 2026-06-02 | 28 | 2–70 | 7.0 µg/m³ | 9.2 | 24h | 3 |
| 2026-06-01 | 27 | 2–67 | 6.8 µg/m³ | 8.8 | 23h | 3 |
| 2026-05-31 | 49 | 25–82 | 13.4 µg/m³ | 15.2 | 24h | 3 |
| 2026-05-30 | 51 | 12–128 | 15.3 µg/m³ | 17.9 | 24h | 3 |
| 2026-05-29 | 60 | 6–117 | 19.2 µg/m³ | 22.3 | 24h | 3 |
| 2026-05-28 | 8 | 1–21 | 1.8 µg/m³ | 2.9 | 22h | 3 |
| 2026-05-27 | 22 | 2–100 | 6.4 µg/m³ | 7.7 | 24h | 3 |
| 2026-05-26 | 45 | 13–117 | 14.0 µg/m³ | 16.7 | 14h | 3 |