SmogRank / Countries / Hungary / January 2026

Most polluted cities in Hungary, January 2026

13 cities in Hungary ranked by their average PM2.5 over the 31 days. Worst: Debrecen at 52.7 µg/m³, #36 of 2,047 cities in the world. Cleanest: Gyöngyös at 9.1. A city needs measurements on 70% of the days to be ranked.

  1. 1Debrecenlow-cost sensorsHajdú-Bihar
    52.7
  2. 2KazincbarcikaBorsod-Abaúj-Zemplén
    48.1
  3. 3MiskolcBorsod-Abaúj-Zemplén
    43.5
  4. 4GyőrGyőr-Moson-Sopron
    33.5
  5. 5EsztergomKomárom-Esztergom
    31.2
  6. 6NyíregyházaSzabolcs-Szatmár-Bereg
    30.5
  7. 7GyálPest County
    28.1
  8. 8BudapestBudapest
    27.4
  9. 9PécsBaranya
    26.9
  10. 10VeszprémVeszprém
    25.0
  11. 11DunaújvárosFejér
    23.5
  12. 12SzegedCsongrád
    22.8
  13. 13GyöngyösHeves County
    9.1
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, January 2026 · Hungary now