Air Quality History for Sintra, Portugal
Historical PM2.5 and AQI trend from monitoring stations near Sintra, Portugal.
2
Current AQI
Good Station
Good Station
Air Quality Index Station
315hPM2.5 Station
315h · 2 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-08-08 | 8 | 5–12 | 1.9 µg/m³ | 2.5 | 3h | 1 |
| 2026-08-07 | 10 | 1–33 | 2.5 µg/m³ | 3.0 | 23h | 2 |
| 2026-08-06 | 6 | 2–20 | 1.3 µg/m³ | 1.7 | 24h | 1 |
| 2026-08-05 | 3 | 1–7 | 0.7 µg/m³ | 1.0 | 20h | 1 |
| 2026-08-04 | 7 | 3–23 | 1.7 µg/m³ | 2.1 | 24h | 1 |
| 2026-08-03 | 7 | 3–14 | 1.7 µg/m³ | 2.1 | 23h | 1 |
| 2026-08-02 | 10 | 2–23 | 2.5 µg/m³ | 3.1 | 24h | 1 |
| 2026-08-01 | 23 | 12–52 | 5.6 µg/m³ | 6.3 | 24h | 1 |
| 2026-07-31 | 21 | 4–45 | 5.0 µg/m³ | 5.9 | 23h | 1 |
| 2026-07-30 | 12 | 1–21 | 2.8 µg/m³ | 3.4 | 11h | 1 |
| 2026-07-29 | 22 | 12–32 | 5.4 µg/m³ | 5.9 | 24h | 1 |
| 2026-07-28 | 45 | 14–87 | 12.9 µg/m³ | 14.6 | 24h | 1 |
| 2026-07-27 | 25 | 6–57 | 6.0 µg/m³ | 7.0 | 24h | 1 |
| 2026-07-26 | 24 | 4–62 | 6.0 µg/m³ | 7.2 | 24h | 1 |
| 2026-07-25 | 45 | 32–58 | 11.1 µg/m³ | 13.4 | 20h | 1 |