SmogRank / Countries / Portugal / May 2023

Most polluted cities in Portugal, May 2023

7 cities in Portugal ranked by their average PM2.5 over the 31 days. Worst: Cacém at 7.9 µg/m³, #766 of 1,267 cities in the world. Cleanest: Faro at 3.5. A city needs measurements on 70% of the days to be ranked.

  1. 1CacémLisbon
    7.9
  2. 2LisbonLisbon
    7.3
  3. 3AmoraSetúbal
    6.7
  4. 4FunchalMadeira
    5.0
  5. 5CorroiosSetúbal
    4.3
  6. 5ParedesPorto
    4.3
  7. 7FaroFaro
    3.5
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, May 2023 · Portugal now