SmogRank / Countries / Switzerland / July 2024

Most polluted cities in Switzerland, July 2024

5 cities in Switzerland ranked by their average PM2.5 over the 31 days. Worst: Bellinzona at 9.4 µg/m³, #672 of 2,047 cities in the world. Cleanest: Basel at 5.6. A city needs measurements on 70% of the days to be ranked.

  1. 1BellinzonaTicino
    9.4
  2. 2LuganoTicino
    8.0
  3. 3BernBern
    6.7
  4. 4ZürichZurich
    6.0
  5. 5BaselBasel-City
    5.6
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, July 2024 · Switzerland now