Baton Rouge Air Quality in 2024
In 2024, Baton Rouge's air quality (Baton Rouge, LA area) had a median daily AQI of 53 (Moderate) across 366 monitored days. 14 days (3.8%) reached Unhealthy for Sensitive Groups or worse, 138 were Good, and the year's peak AQI was 159 (Unhealthy). Fine particulate matter (PM2.5) set the daily AQI on 251 of those days. The cleanest month of 2024 was January (median AQI 44, 0 days above 100) and the worst was August (median 65, 5 days above 100, peak 154).
- Good: 37.7%
- Moderate: 58.5%
- Unhealthy for Sensitive Groups: 3.3%
- Unhealthy or worse: 0.5%
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How was Baton Rouge's air quality in 2024?
Moderate on a typical day: median AQI 53, with 14 days above AQI 100 out of 366 monitored — the 6th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2024: 159 (Unhealthy).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 251 days.
- ✓Cleanest month: January; worst: August.
Frequently asked questions
What was the average AQI in Baton Rouge in 2024?▾
EPA's Air Quality System puts Baton Rouge's (Baton Rouge, LA) median daily AQI for 2024 at 53, which is Moderate. 14 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 159.
Which month had the worst air quality in Baton Rouge in 2024?▾
The cleanest month of 2024 was January (median AQI 44, 0 days above 100) and the worst was August (median 65, 5 days above 100, peak 154).
Was 2024 a good or bad year for Baton Rouge's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 6th cleanest by days above AQI 100. 2024's median of 53 is in line with the area's typical annual median of 53.
Baton Rouge month by month in 2024
Baton Rouge air quality month by month, 2024 (Baton Rouge, LA, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| Januarycleanest | 31 | 44 | 0 | 71 | PM2.5 |
| February | 29 | 51 | 0 | 69 | PM2.5 |
| March | 31 | 45 | 0 | 67 | PM2.5 |
| April | 30 | 55 | 2 | 119 | O3 |
| May | 31 | 58 | 2 | 101 | PM2.5 |
| June | 30 | 54 | 1 | 147 | PM2.5 |
| July | 31 | 52 | 1 | 159 | PM2.5 |
| Augustworst | 31 | 65 | 5 | 154 | PM2.5 |
| September | 30 | 56 | 0 | 100 | PM2.5 |
| October | 31 | 63 | 3 | 112 | PM2.5 |
| November | 30 | 47 | 0 | 75 | PM2.5 |
| December | 31 | 52 | 0 | 77 | PM2.5 |
How 2024 compares
Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 6th cleanest by days above AQI 100.
2024's median of 53 is in line with the area's typical annual median of 53.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Baton Rouge
The latest EPA AirNow observation puts Baton Rouge's AQI at 46 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Baton Rouge air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Baton Rouge, 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.