Air Quality History for Porto, Portugal
Historical PM2.5 and AQI trend from monitoring stations near Porto, Portugal.
20
Current AQI
Good Station
Good Station
Air Quality Index Station
239hPM2.5 Station
239h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-06-09 | 23 | 6–43 | 5.6 µg/m³ | 8.5 | 13h | 1 |
| 2026-06-08 | 7 | 1–15 | 1.6 µg/m³ | 0.8 | 18h | 1 |
| 2026-06-07 | 18 | 2–35 | 4.2 µg/m³ | 5.8 | 17h | 1 |
| 2026-06-06 | 19 | 1–162 | 7.5 µg/m³ | 8.6 | 13h | 1 |
| 2026-06-05 | 6 | 1–19 | 1.4 µg/m³ | 1.7 | 11h | 1 |
| 2026-06-04 | 8 | 1–54 | 2.0 µg/m³ | 2.5 | 13h | 1 |
| 2026-06-03 | 4 | 1–17 | 0.9 µg/m³ | 1.0 | 9h | 1 |
| 2026-06-02 | 4 | 2–6 | 0.7 µg/m³ | 0.6 | 4h | 1 |
| 2026-06-01 | 27 | 5–82 | 7.3 µg/m³ | 12.2 | 15h | 1 |
| 2026-05-31 | 20 | 2–53 | 4.9 µg/m³ | 7.1 | 21h | 1 |
| 2026-05-30 | 46 | 10–61 | 12.1 µg/m³ | 21.4 | 23h | 1 |
| 2026-05-29 | 48 | 30–61 | 11.9 µg/m³ | 20.4 | 24h | 1 |
| 2026-05-28 | 38 | 19–58 | 9.3 µg/m³ | 15.0 | 24h | 1 |
| 2026-05-27 | 46 | 21–61 | 11.5 µg/m³ | 17.9 | 24h | 1 |
| 2026-05-26 | 31 | 25–45 | 7.5 µg/m³ | 9.2 | 10h | 1 |