SmogRank / Sweden / Västra Götaland / Gothenburg
Gothenburg, month by month
Gothenburg has a measured daily mean on 994 days since 1 January 2023. Its worst month was March 2026, at 62 US AQI (14.9 µg/m³), 855th of 2,971 cities on that month's world ranking. Its cleanest was October 2023, at 17 US AQI (3.1 µg/m³). 2025 averaged 41 US AQI (7.3 µg/m³), against 36 US AQI (6.4 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
13 months
| Month | Why |
|---|---|
| Sep 2026 | 19 of 30 days measured; a month needs 21. The others: 1 with no readings from the monitors, 10 with readings for part of the day (a day needs 18 hours). |
| Jun 2026 | 20 of 30 days measured; a month needs 21. The others: 10 with under 18 hours of readings or readings that failed our checks. |
| Feb 2026 | 16 of 28 days measured; a month needs 20. The others: 12 with under 18 hours of readings or readings that failed our checks. |
| Jan 2026 | 7 of 31 days measured; a month needs 22. The others: 24 with under 18 hours of readings or readings that failed our checks. |
| Dec 2025 | 6 of 31 days measured; a month needs 22. The others: 25 with under 18 hours of readings or readings that failed our checks. |
| Nov 2025 | 8 of 30 days measured; a month needs 21. The others: 22 with under 18 hours of readings or readings that failed our checks. |
| Oct 2025 | 21 of 31 days measured; a month needs 22. The others: 10 with under 18 hours of readings or readings that failed our checks. |
| Oct 2024 | 14 of 31 days measured; a month needs 22. The others: 17 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 | 2 of 31 days measured; a month needs 22. The others: 29 with under 18 hours of readings or readings that failed our checks. |
| Apr 2024 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Mar 2024 | 14 of 31 days measured; a month needs 22. The others: 17 with under 18 hours of readings or readings that failed our checks. |
| Apr 2023 | 3 of 30 days measured; a month needs 21. The others: 27 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.
Gothenburg's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| March 2026 | 6214.9 µg/m³ | 855thof 2,971 | Europe, 1 to 12 March 2026 |
| March 2025 | 5611.8 µg/m³ | 1,266thof 2,862 | Germany, Poland and 25 more countries, March 2025 Europe, 14 February to 1 March 2025 |
| February 2025 | 5410.8 µg/m³ | 1,114thof 2,633 | Europe, 14 February to 1 March 2025 Europe, 1 to 14 February 2025 |
| September 2023 | 478.5 µg/m³ | 937thof 2,176 | – |
| July 2023 | 478.4 µg/m³ | 817thof 1,432 | – |
| August 2023 | 468.3 µg/m³ | 937thof 1,980 | – |
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.
Gothenburg's worst days
| Day | US AQI | Episode |
|---|---|---|
| 9 Mar 2026 | 14252.1 µg/m³ | Europe, 1 to 12 March 2026 |
| 7 Mar 2025 | 11943.0 µg/m³ | Germany, Poland and 25 more countries, March 2025 |
| 10 Mar 2026 | 11440.8 µg/m³ | Europe, 1 to 12 March 2026 |
| 4 Feb 2025 | 9130.5 µg/m³ | Europe, 1 to 14 February 2025 |
| 28 Mar 2025 | 8628.1 µg/m³ | – |
| 16 Feb 2023 | 8627.7 µg/m³ | Europe, 6 to 25 February 2023 |
| 8 Mar 2026 | 8326.4 µg/m³ | Europe, 1 to 12 March 2026 |
| 21 Feb 2025 | 8326.2 µg/m³ | Europe, 14 February to 1 March 2025 |
| 22 Feb 2025 | 8125.2 µg/m³ | Europe, 14 February to 1 March 2025 |
| 1 Mar 2024 | 7622.3 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, Gothenburg, Sweden, 1 Jan 2023 – 11 Oct 2026. Monitor data from EEA, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/se/gothenburg/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.
Gothenburg 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).