SmogRank / Spain / Valencia / Grao de Murviedro
Grao de Murviedro, month by month
Grao de Murviedro has a measured daily mean on 931 days since 1 January 2023. Its worst month was February 2023, at 54 US AQI (10.9 µg/m³), 615th of 1,129 cities on that month's world ranking. Its cleanest was June 2023, at 22 US AQI (3.9 µg/m³). 2025 averaged 38 US AQI (6.9 µg/m³), against 37 US AQI (6.7 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
18 months
| Month | Why |
|---|---|
| Oct 2026 | 7 of 11 days measured; a month needs 8. The others: 1 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 under 18 hours of readings or readings that failed our checks. |
| Jul 2026 | No day measured. The others: 31 with under 18 hours of readings or readings that failed our checks. |
| Jun 2026 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| May 2026 | 1 of 31 days measured; a month needs 22. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Apr 2026 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Mar 2026 | No day measured. The others: 31 with under 18 hours of readings or readings that failed our checks. |
| Feb 2026 | 8 of 28 days measured; a month needs 20. The others: 20 with under 18 hours of readings or readings that failed our checks. |
| Jul 2025 | 20 of 31 days measured; a month needs 22. The others: 11 with under 18 hours of readings or readings that failed our checks. |
| Jun 2025 | 19 of 30 days measured; a month needs 21. The others: 11 with under 18 hours of readings or readings that failed our checks. |
| Feb 2025 | 19 of 28 days measured; a month needs 20. The others: 9 with under 18 hours of readings or readings that failed our checks. |
| Oct 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. |
| Sep 2024 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Aug 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. |
| Jul 2024 | 11 of 31 days measured; a month needs 22. The others: 20 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. |
| Aug 2023 | 21 of 31 days measured; a month needs 22. The others: 10 with under 18 hours of readings or readings that failed our checks. |
| Jan 2023 | 20 of 31 days measured; a month needs 22. The others: 11 with under 18 hours of readings or readings that failed our checks. |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Grao de Murviedro's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| February 2023 | 5410.9 µg/m³ | 615thof 1,129 | Spain, France and Portugal, February 2023 |
| February 2024 | 529.8 µg/m³ | 688thof 2,486 | – |
| January 2024 | 519.3 µg/m³ | 972ndof 2,385 | Spain, France and 2 more countries, December 2023 to January 2024 |
| July 2023 | 519.2 µg/m³ | 736thof 1,432 | – |
| August 2025 | 498.9 µg/m³ | 1,517thof 2,901 | – |
| November 2024 | 488.6 µg/m³ | 1,185thof 2,624 | – |
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.
Grao de Murviedro's worst days
| Day | US AQI | Episode |
|---|---|---|
| 23 Feb 2023 | 8527.1 µg/m³ | Spain, France and Portugal, February 2023 |
| 22 Feb 2023 | 8226.0 µg/m³ | Spain, France and Portugal, February 2023 |
| 30 Oct 2024 | 8225.9 µg/m³ | Northern Spain, October 2024 |
| 29 Dec 2023 | 8125.3 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 21 Jan 2025 | 7924.3 µg/m³ | – |
| 25 Jan 2024 | 7723.1 µg/m³ | – |
| 17 Feb 2025 | 7723.0 µg/m³ | – |
| 28 Jan 2024 | 7722.8 µg/m³ | – |
| 14 Jan 2026 | 7421.5 µg/m³ | – |
| 25 Nov 2024 | 7421.3 µg/m³ | – |
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, Grao de Murviedro, Spain, 1 Jan 2023 – 9 Oct 2026. Monitor data from EEA, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/es/grao-de-murviedro/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.
Grao de Murviedro now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-12 20:07 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).