Air Quality History for Alvalade, Portugal
Historical PM2.5 and AQI trend from monitoring stations near Alvalade, Portugal.
8
Current AQI
Good Station
Good Station
Air Quality Index Station
86hPM2.5 Station
86h · 1 stationTemperature GFS model
28ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-10-20 | 2 | 1–4 | 0.5 µg/m³ | 1.0 | 5h | 1 |
| 2026-10-19 | 4 | 2–4 | 0.8 µg/m³ | 1.4 | 6h | 1 |
| 2026-10-18 | 6 | 1–13 | 1.3 µg/m³ | 1.9 | 11h | 1 |
| 2026-10-17 | 20 | 4–54 | 4.7 µg/m³ | 5.5 | 23h | 1 |
| 2026-10-16 | 18 | 3–45 | 4.2 µg/m³ | 5.0 | 22h | 1 |
| 2026-10-15 | 40 | 3–70 | 10.8 µg/m³ | 11.9 | 19h | 1 |