SmogRank / Spain / Catalonia / Manlleu
Manlleu, month by month
Manlleu has a measured daily mean on 756 days since 5 October 2023. Its worst month was December 2023, at 127 US AQI (46.1 µg/m³), 31st of 2,247 cities on that month's world ranking. Its cleanest was May 2024, at 37 US AQI (6.7 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
12 months
| Month | Why |
|---|---|
| Oct 2026 | 7 of 12 days measured; a month needs 9. The others: 1 with no readings from the monitors, 3 with readings for part of the day (a day needs 18 hours), 1 with under 18 hours of readings or readings that failed our checks. |
| Jul 2026 | 16 of 31 days measured; a month needs 22. The others: 15 with under 18 hours of readings or readings that failed our checks. |
| Jun 2026 | 6 of 30 days measured; a month needs 21. The others: 24 with under 18 hours of readings or readings that failed our checks. |
| May 2026 | 3 of 31 days measured; a month needs 22. The others: 28 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. |
| Oct 2024 | 16 of 31 days measured; a month needs 22. The others: 15 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 | 13 of 31 days measured; a month needs 22. The others: 18 with under 18 hours of readings or readings that failed our checks. |
| Mar 2024 | 13 of 31 days measured; a month needs 22. The others: 18 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.
Manlleu's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| December 2023 | 12746.1 µg/m³ | 31stof 2,247 | Spain, France and 2 more countries, December 2023 to January 2024 France, Spain and Germany, December 2023 |
| January 2024 | 9432.0 µg/m³ | 104thof 2,385 | Europe, 8 to 27 January 2024 Western Europe, January 2024and 1 more |
| December 2024 | 9432.0 µg/m³ | 83rdof 2,616 | – |
| December 2025 | 9029.8 µg/m³ | 315thof 3,006 | – |
| January 2025 | 8326.5 µg/m³ | 135thof 2,474 | – |
| February 2025 | 7522.1 µg/m³ | 405thof 2,633 | Europe, 1 to 14 February 2025 |
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.
Manlleu's worst days
| Day | US AQI | Episode |
|---|---|---|
| 29 Dec 2023 | 18198.6 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 28 Dec 2023 | 17487.8 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 27 Dec 2023 | 17285.3 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 12 Dec 2023 | 16576.0 µg/m³ | – |
| 18 Dec 2023 | 16271.1 µg/m³ | France, Spain and Germany, December 2023 |
| 25 Dec 2023 | 15865.8 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 30 Dec 2023 | 15764.5 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 26 Dec 2023 | 15764.0 µg/m³ | Spain, France and 2 more countries, December 2023 to January 2024 |
| 19 Dec 2023 | 15763.7 µg/m³ | France, Spain and Germany, December 2023 |
| 3 Jan 2024 | 15663.3 µg/m³ | – |
Daily means, the highest since 5 Oct 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, Manlleu, Spain, 5 Oct 2023 – 9 Oct 2026. Monitor data from EEA and Catalonia Medi Ambient I Sostenibilitat, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/es/manlleu/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.
Manlleu now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-12 21:07 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).