New Orleans Air Quality in November
Across 2019–2025, New Orleans's November air quality had a median AQI of 50 (Good) over 210 monitored days in the New Orleans-Metairie, LA area. 0.0% of November days (0 of 210) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 79.5% of days. The cleanest November on record here was 2024 (median AQI 41, 0 days above 100) and the worst was 2021 (median 58, 0 days above 100, peak AQI 70).
- Good: 50.5%
- Moderate: 49.5%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How is the air in New Orleans in November?
Good on a typical day: median AQI 50 across 2019–2025, with 0.0% of November days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓50.5% of November days were Good (AQI 0–50), 49.5% Moderate (51–100).
- ✓0 days of 210 reached AQI 101+; the November peak was 87.
- ✓Best November: 2024; worst November: 2021.
Frequently asked questions
What is the air quality like in New Orleans in November?▾
Across 2019–2025, the median daily AQI in New Orleans in November was 50 (Good). 50.5% of days were Good, 49.5% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 210 monitored days in EPA's Air Quality System.
Is November a good time for outdoor exercise in New Orleans?▾
A typical November day in New Orleans sits in the Good range (median AQI 50), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of November days reached AQI 101+ in 2019–2025.
Which pollutant causes New Orleans's November air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 79.5% of November days in New Orleans. The highest November AQI recorded in 2019–2025 was 87 (Moderate), in 2021.
New Orleans November air quality, year by year
New Orleans November air quality by year (New Orleans-Metairie, LA, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 30 | 55 | 0 | 77 | PM2.5 |
| 2020 | 30 | 45 | 0 | 60 | PM2.5 |
| 2021worst | 30 | 58 | 0 | 70 | PM2.5 |
| 2022 | 30 | 52 | 0 | 78 | PM2.5 |
| 2023 | 30 | 50 | 0 | 87 | PM2.5 |
| 2024cleanest | 30 | 41 | 0 | 57 | O3 |
| 2025 | 30 | 42 | 0 | 77 | PM2.5 |
What November air means in New Orleans
A typical November day in New Orleans sits in the Good range (median AQI 50), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of November days reached AQI 101+ in 2019–2025.
November's median AQI of 50 is in line with New Orleans's whole-year median of 49, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median November AQI across every EPA metro area (92,704 metro-days, 2019–2025) is 39, so New Orleans runs above the national November norm; 0.0% of its November days topped AQI 100 versus 0.6% nationally (about the same).
November is part of New Orleans's fall season (September, October, November); the fall page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in New Orleans
The latest EPA AirNow observation puts New Orleans's AQI at 43 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current New Orleans air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (New Orleans-Metairie, LA), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.