SmogRank / Countries / Portugal / 2023

Most polluted cities in Portugal, 2023

5 cities in Portugal ranked by their average PM2.5 over the 365 days; 3 above the WHO annual guideline (5.0 µg/m³). Worst: Cacém at 8.0 µg/m³, #615 of 969 cities in the world. Cleanest: Faro at 3.4. A city needs measurements on 70% of the days to be ranked.

  1. 1CacémLisbon
    8.01.6×
  2. 1AmoraSetúbal
    8.01.6×
  3. 3FunchalMadeira
    5.41.1×
  4. 4CorroiosSetúbal
    4.70.9×
  5. 5FaroFaro
    3.40.7×
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, 2023 · Portugal now