SmogRank / World / Italy / July 2026

Most polluted cities in Italy, July 2026

23 cities in Italy ranked by their average PM2.5 over the 31 days. Worst: Acerra at 15.4 µg/m³, #560 of 2,460 cities in the world. Cleanest: Gorizia at 7.0. A city needs measurements on 70% of the days to be ranked.

← Acerra 15.4 µg/m³ 20 µg/m³0
Every city in Italy ranked for July 2026, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1AcerraCampania
    25
  2. 2MariglianoCampania
    25
  3. 3BraPiedmont
    23
  4. 4NovaraPiedmont
    23
  5. 5NichelinoPiedmont
    22
  6. 6CasertaCampania
    22
  7. 7San Felice A CancelloCampania
    22
  8. 8Nocera InferioreCampania
    20
  9. 9Cava Dè TirreniCampania
    20
  10. 10VercelliPiedmont
    20
  11. 11NaplesCampania
    20
  12. 11BeneventoCampania
    20
  13. 13TurinPiedmont
    20
  14. 14BorgomaneroPiedmont
    20
  15. 15RoveretoTrentino-Alto Adige
    20
  16. 16VerbaniaPiedmont
    18
  17. 17TrentoTrentino-Alto Adige
    18
  18. 18SalernoCampania
    18
  19. 19AvellinoCampania
    17
  20. 20BiellaPiedmont
    15
  21. 21BolzanoTrentino-Alto Adige
    15
  22. 22AostaAosta Valley
    15
  23. 23GoriziaFriuli Venezia Giulia
    12
Good0–50
Satisfactory51–100
Moderate101–200
Poor201–300
Very poor301–400
Severe401+

India's National Air Quality Index (CPCB), PM2.5 sub-index. Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, July 2026 · Italy now

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SmogRank, most polluted cities in Italy, PM2.5, July 2026, smogrank.com/it/history/2026-07 (accessed 2 Oct 2026).

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