SmogRank / Cleaner or dirtier / Hungary
Hungary: cleaner or dirtier, 2026
In Hungary, 10 cities have enough days in both years to compare 2026 so far (1 January to 6 October) with the same days of 2025: 7 got dirtier and 3 cleaner.
The 7 cities that got dirtier, biggest rise first
| # | City | 2025 | 2026 | Change |
|---|---|---|---|---|
| 1 | EsztergomKomárom-Esztergom, Hungary | 58 | 62 | +2.0 µg/m³+16% |
| 2 | SzegedCsongrád, Hungary | 54 | 57 | +1.5 µg/m³+14% |
| 3 | GyőrGyőr-Moson-Sopron, Hungary | 58 | 61 | +1.3 µg/m³+10% |
| 4 | VeszprémHungary | 54 | 56 | +1.0 µg/m³+9% |
| 5 | PécsBaranya, Hungary | 56 | 57 | +0.6 µg/m³+5% |
| 6 | KazincbarcikaBorsod-Abaúj-Zemplén, Hungary | 66 | 67 | +0.5 µg/m³+3% |
| 7 | GyálPest County, Hungary | 58 | 59 | +0.2 µg/m³+2% |
The 3 cities that got cleaner, biggest fall first
| # | City | 2025 | 2026 | Change |
|---|---|---|---|---|
| 1 | DebrecenHajdú-Bihar, Hungary | 71 | 63 | −4.2 µg/m³−21% |
| 2 | NyíregyházaSzabolcs-Szatmár-Bereg, Hungary | 64 | 62 | −1.0 µg/m³−6% |
| 3 | DunaújvárosFejér, Hungary | 56 | 55 | −0.2 µg/m³−2% |
Means in US AQI over the days a city was measured in both years, the same calendar days each year; a city needs 55% of the days paired, and at least 30. The change is in µg/m³ and per cent. How we compare.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
Updated 2026-10-07 12:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.