SmogRank / United States / Louisiana / Kenner
Kenner, month by month
Kenner has a measured daily mean on 1,133 days since 11 January 2023. Its worst month was August 2024, at 55 US AQI (11.3 µg/m³), 409th of 2,010 cities on that month's world ranking. Its cleanest was May 2026, at 32 US AQI (5.7 µg/m³). 2025 averaged 44 US AQI (8.0 µg/m³), against 44 US AQI (7.9 µg/m³) in 2024.
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
9 months
| Month | Why |
|---|---|
| Oct 2023 | 12 of 31 days measured; a month needs 22. The others: 19 with under 18 hours of readings or readings that failed our checks. |
| Sep 2023 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Aug 2023 | No day measured. The others: 31 with under 18 hours of readings or readings that failed our checks. |
| Jul 2023 | 1 of 31 days measured; a month needs 22. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| Jun 2023 | No day measured. The others: 30 with under 18 hours of readings or readings that failed our checks. |
| May 2023 | No day measured. The others: 31 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. |
| Mar 2023 | 19 of 31 days measured; a month needs 22. The others: 1 missing from OpenAQ's archive, 11 with under 18 hours of readings or readings that failed our checks. |
| Jan 2023 | 7 of 31 days measured; a month needs 22. The others: 14 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.
Kenner's worst months
| Month | US AQI | World rank |
|---|---|---|
| August 2024 | 5511.3 µg/m³ | 409thof 2,010 |
| February 2025 | 5511.1 µg/m³ | 1,086thof 2,633 |
| September 2025 | 529.4 µg/m³ | 805thof 3,104 |
| July 2026 | 529.4 µg/m³ | 1,517thof 2,784 |
| May 2024 | 519.2 µg/m³ | 935thof 2,684 |
| October 2024 | 519.1 µg/m³ | 620thof 2,020 |
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.
Kenner's worst days
| Day | US AQI | Episode |
|---|---|---|
| 1 Jan 2024 | 8527.4 µg/m³ | Texas, Louisiana and Mississippi, United States, January 2024 |
| 31 Dec 2025 | 8125.4 µg/m³ | Texas and Louisiana, United States, December 2025 to January 2026 |
| 10 Feb 2025 | 7622.3 µg/m³ | – |
| 31 Dec 2023 | 7521.8 µg/m³ | – |
| 23 Feb 2025 | 7321.0 µg/m³ | – |
| 23 Oct 2023 | 7320.7 µg/m³ | – |
| 13 Feb 2026 | 7119.9 µg/m³ | – |
| 7 Jun 2025 | 7119.7 µg/m³ | – |
| 22 Aug 2024 | 7119.6 µg/m³ | – |
| 1 Jul 2025 | 7019.3 µg/m³ | – |
Daily means, the highest since 11 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, Kenner, United States, 11 Jan 2023 – 11 Oct 2026. Monitor data from AirNow, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/us/kenner/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.
Kenner now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-12 17:07 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).