SmogRank / Hungary / Győr-Moson-Sopron / Győr
Győr, month by month
Győr has a measured daily mean on 999 days since 1 January 2023. Its worst month was January 2026, at 96 US AQI (33.5 µg/m³), 138th of 2,617 cities on that month's world ranking. Its cleanest was May 2026, at 39 US AQI (7.0 µg/m³). 2025 averaged 59 US AQI (13.5 µg/m³), against 56 US AQI (11.8 µg/m³) in 2023.
Every month since 2023
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
Months without a mean, and why
15 months
| Month | Why |
|---|---|
| Jun 2026 | 16 of 30 days measured; a month needs 21. The others: 14 with under 18 hours of readings or readings that failed our checks. |
| Oct 2025 | 19 of 31 days measured; a month needs 22. The others: 12 with under 18 hours of readings or readings that failed our checks. |
| Jun 2025 | 18 of 30 days measured; a month needs 21. The others: 12 with under 18 hours of readings or readings that failed our checks. |
| Apr 2025 | 13 of 30 days measured; a month needs 21. The others: 17 with under 18 hours of readings or readings that failed our checks. |
| Mar 2025 | 14 of 31 days measured; a month needs 22. The others: 17 with under 18 hours of readings or readings that failed our checks. |
| Oct 2024 | 7 of 31 days measured; a month needs 22. The others: 24 with under 18 hours of readings or readings that failed our checks. |
| Sep 2024 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Aug 2024 | No day measured. The others: 31 with under 18 hours of readings or readings that failed our checks. |
| Jul 2024 | No day measured. The others: 31 with under 18 hours of readings or readings that failed our checks. |
| Jun 2024 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| May 2024 | 8 of 31 days measured; a month needs 22. The others: 23 with under 18 hours of readings or readings that failed our checks. |
| Mar 2024 | 15 of 31 days measured; a month needs 22. The others: 16 with under 18 hours of readings or readings that failed our checks. |
| Oct 2023 | 18 of 31 days measured; a month needs 22. The others: 13 with under 18 hours of readings or readings that failed our checks. |
| Mar 2023 | 11 of 31 days measured; a month needs 22. The others: 20 missing from OpenAQ's archive. |
| Feb 2023 | 3 of 28 days measured; a month needs 20. The others: 25 missing from OpenAQ's archive. |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Győr's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| January 2026 | 9633.5 µg/m³ | 138thof 2,617 | Europe, January and February 2026 Eastern Europe, January 2026 |
| February 2025 | 8829.1 µg/m³ | 222ndof 2,633 | Europe, 14 February to 1 March 2025 Europe, 1 to 14 February 2025 |
| November 2024 | 7923.9 µg/m³ | 129thof 2,624 | Southern Europe, November 2024 Europe, November 2024and 1 more |
| December 2024 | 7923.9 µg/m³ | 155thof 2,616 | Europe, 24 December 2024 to 3 January 2025 |
| March 2026 | 7320.9 µg/m³ | 572ndof 2,971 | Europe, 18 to 25 March 2026 Europe, 1 to 12 March 2026 |
| February 2026 | 7120.1 µg/m³ | 557thof 2,866 | Europe, January and February 2026 |
Monthly means over the days measured; finished months only. World rank: its place on that month's world ranking of every city with enough days. Each month opens that ranking.
Győr's worst days
| Day | US AQI | Episode |
|---|---|---|
| 24 Jan 2026 | 16677.6 µg/m³ | Europe, January and February 2026 |
| 30 Dec 2024 | 16575.6 µg/m³ | Europe, 24 December 2024 to 3 January 2025 |
| 23 Jan 2026 | 16068.5 µg/m³ | Europe, January and February 2026 |
| 16 Jan 2026 | 15763.8 µg/m³ | Europe, January and February 2026 |
| 22 Jan 2026 | 15460.3 µg/m³ | Europe, January and February 2026 |
| 10 Jan 2026 | 15358.2 µg/m³ | Eastern Europe, January 2026 |
| 29 Dec 2024 | 15358.1 µg/m³ | Europe, 24 December 2024 to 3 January 2025 |
| 14 Jan 2026 | 15358.1 µg/m³ | Europe, January and February 2026 |
| 9 Nov 2024 | 15055.3 µg/m³ | Europe, November 2024 |
| 8 Nov 2024 | 14653.9 µg/m³ | Europe, November 2024 |
Daily means, the highest since 1 Jan 2023; the WHO's daily guideline is 15 µg/m³. Each date opens that day's world ranking, and each episode the bad-air spell it was part of.
Use this history
SmogRank, PM2.5 monthly and daily means, Győr, Hungary, 1 Jan 2023 – 12 Oct 2026. Monitor data from EEA, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/hu/gyor/history (accessed 13 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.
Győr now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-13 01:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some low-cost readings: Sensor.Community, ODbL (data and licence). Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).