SmogRank / Countries / Portugal / December 2023

Most polluted cities in Portugal, December 2023

7 cities in Portugal ranked by their average PM2.5 over the 31 days. Worst: Amora at 15.6 µg/m³, #215 of 1,889 cities in the world. Cleanest: Vila Real at 1.5. A city needs measurements on 70% of the days to be ranked.

  1. 1AmoraSetúbal
    15.6
  2. 2CacémLisbon
    13.1
  3. 3LisbonLisbon
    11.5
  4. 4CorroiosSetúbal
    7.4
  5. 5FunchalMadeira
    4.5
  6. 6FaroFaro
    3.6
  7. 7Vila RealVila Real
    1.5
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, December 2023 · Portugal now

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SmogRank, most polluted cities in Portugal, PM2.5, December 2023, smogrank.com/pt/history/2023-12 (accessed 2 Oct 2026).

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