SmogRank / Countries / Hungary / July 2025

Most polluted cities in Hungary, July 2025

11 cities in Hungary ranked by their average PM2.5 over the 31 days. Worst: Debrecen at 10.4 µg/m³, #902 of 2,283 cities in the world. Cleanest: Budapest at 5.4. A city needs measurements on 70% of the days to be ranked.

  1. 1Debrecenlow-cost sensorsHajdú-Bihar
    10.4
  2. 2NyíregyházaSzabolcs-Szatmár-Bereg
    9.0
  3. 3GyálPest County
    8.6
  4. 4SzegedCsongrád
    8.5
  5. 4DunaújvárosFejér
    8.5
  6. 6EsztergomKomárom-Esztergom
    8.4
  7. 7GyőrGyőr-Moson-Sopron
    7.4
  8. 8VeszprémVeszprém
    6.8
  9. 9PécsBaranya
    6.1
  10. 10KazincbarcikaBorsod-Abaúj-Zemplén
    6.0
  11. 11BudapestBudapest
    5.4
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 2025 · Hungary now