SmogRank / Spain / Valencia / Buñol
Buñol, month by month
Buñol has a measured daily mean on 747 days since 29 April 2023. Its worst month was August 2025, at 57 US AQI (12.3 µg/m³), 709th of 2,901 cities on that month's world ranking. Its cleanest was April 2024, at 20 US AQI (3.6 µg/m³).
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
20 months
| Month | Why |
|---|---|
| Oct 2026 | 7 of 12 days measured; a month needs 9. The others: 2 with no readings from the monitor, 3 with readings for part of the day (a day needs 18 hours). |
| Aug 2026 | No day measured. The others: 31 with readings for part of the day (a day needs 18 hours). |
| Jul 2026 | No day measured. The others: 1 with no readings from the monitor, 30 with readings for part of the day (a day needs 18 hours). |
| Jun 2026 | No day measured. The others: 30 with readings for part of the day (a day needs 18 hours). |
| May 2026 | 1 of 31 days measured; a month needs 22. The others: 18 with no readings from the monitor, 12 with readings for part of the day (a day needs 18 hours). |
| Apr 2026 | No day measured. The others: 30 with no readings from the monitor. |
| Mar 2026 | No day measured. The others: 31 with no readings from the monitor. |
| Feb 2026 | 8 of 28 days measured; a month needs 20. The others: 19 with no readings from the monitor, 1 with readings for part of the day (a day needs 18 hours). |
| Nov 2025 | 20 of 30 days measured; a month needs 21. The others: 4 with no readings from the monitor, 6 with readings for part of the day (a day needs 18 hours). |
| Jun 2025 | 18 of 30 days measured; a month needs 21. The others: 12 with readings for part of the day (a day needs 18 hours). |
| Mar 2025 | 21 of 31 days measured; a month needs 22. The others: 10 with readings for part of the day (a day needs 18 hours). |
| Jan 2025 | 14 of 31 days measured; a month needs 22. The others: 3 with readings for part of the day (a day needs 18 hours), 14 with under 18 hours of readings or readings that failed our checks. |
| Dec 2024 | No day measured. The others: 31 with no readings from the monitor. |
| Nov 2024 | No day measured. The others: 22 with no readings from the monitor, 2 with readings for part of the day (a day needs 18 hours), 6 with readings left out by our checks. |
| Oct 2024 | No day measured. The others: 15 with no readings from the monitor, 16 with readings for part of the day (a day needs 18 hours). |
| Sep 2024 | No day measured. The others: 30 with readings for part of the day (a day needs 18 hours). |
| Aug 2024 | 5 of 31 days measured; a month needs 22. The others: 1 with no readings from the monitor, 23 with readings for part of the day (a day needs 18 hours), 2 with readings left out by our checks. |
| Jul 2024 | 12 of 31 days measured; a month needs 22. The others: 19 with readings for part of the day (a day needs 18 hours). |
| Mar 2024 | 15 of 31 days measured; a month needs 22. The others: 10 with no readings from the monitor, 6 with readings for part of the day (a day needs 18 hours). |
| Apr 2023 | 2 of 30 days measured; a month needs 21. |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Buñol's worst months
| Month | US AQI | World rank |
|---|---|---|
| August 2025 | 5712.3 µg/m³ | 709thof 2,901 |
| February 2025 | 5511.2 µg/m³ | 1,078thof 2,633 |
| July 2023 | 5310.0 µg/m³ | 663rdof 1,432 |
| July 2025 | 468.3 µg/m³ | 1,704thof 2,889 |
| April 2025 | 386.9 µg/m³ | 2,059thof 2,951 |
| January 2024 | 356.3 µg/m³ | 1,737thof 2,385 |
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.
Buñol's worst days
| Day | US AQI | Episode |
|---|---|---|
| 13 Jul 2023 | 12545.4 µg/m³ | – |
| 14 Jun 2025 | 8426.8 µg/m³ | North-eastern Spain, June 2025 |
| 18 Feb 2025 | 7723.1 µg/m³ | – |
| 19 Feb 2025 | 7722.9 µg/m³ | – |
| 31 Jan 2024 | 7622.5 µg/m³ | – |
| 17 Aug 2025 | 7521.8 µg/m³ | – |
| 20 Feb 2025 | 7421.2 µg/m³ | – |
| 21 Feb 2025 | 7321.0 µg/m³ | – |
| 18 Aug 2025 | 7320.7 µg/m³ | – |
| 12 Jul 2023 | 7119.9 µg/m³ | – |
Daily means, the highest since 29 Apr 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, Buñol, Spain, 29 Apr 2023 – 9 Oct 2026. Monitor data from EEA, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/es/bunol/history (accessed 12 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.
Buñol now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-12 23:07 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).