Montgomery Air Quality in 2025
In 2025, Montgomery's air quality (Montgomery, AL area) had a median daily AQI of 44 (Good) across 359 monitored days. 0 days (0.0%) reached Unhealthy for Sensitive Groups or worse, 229 were Good, and the year's peak AQI was 90 (Moderate). Fine particulate matter (PM2.5) set the daily AQI on 285 of those days. The cleanest month of 2025 was January (median AQI 31, 0 days above 100) and the worst was September (median 53, 0 days above 100, peak 90).
- Good: 63.8%
- Moderate: 36.2%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How was Montgomery's air quality in 2025?
Good on a typical day: median AQI 44, with 0 days above AQI 100 out of 359 monitored — the 3rd cleanest of 7 years on record for the area.
- ✓Peak AQI in 2025: 90 (Moderate).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 285 days.
- ✓Cleanest month: January; worst: September.
Frequently asked questions
What was the average AQI in Montgomery in 2025?▾
EPA's Air Quality System puts Montgomery's (Montgomery, AL) median daily AQI for 2025 at 44, which is Good. 0 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 90.
Which month had the worst air quality in Montgomery in 2025?▾
The cleanest month of 2025 was January (median AQI 31, 0 days above 100) and the worst was September (median 53, 0 days above 100, peak 90).
Was 2025 a good or bad year for Montgomery's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 3rd cleanest by days above AQI 100. 2025's median of 44 is in line with the area's typical annual median of 44.
Montgomery month by month in 2025
Montgomery air quality month by month, 2025 (Montgomery, AL, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| Januarycleanest | 27 | 31 | 0 | 57 | PM2.5 |
| February | 26 | 47 | 0 | 90 | PM2.5 |
| March | 31 | 51 | 0 | 71 | PM2.5 |
| April | 30 | 50 | 0 | 64 | PM2.5 |
| May | 31 | 43 | 0 | 55 | PM2.5 |
| June | 30 | 43 | 0 | 64 | PM2.5 |
| July | 31 | 45 | 0 | 60 | PM2.5 |
| August | 31 | 40 | 0 | 56 | PM2.5 |
| Septemberworst | 30 | 53 | 0 | 90 | PM2.5 |
| October | 31 | 42 | 0 | 68 | PM2.5 |
| November | 30 | 50 | 0 | 67 | PM2.5 |
| December | 31 | 36 | 0 | 60 | PM2.5 |
How 2025 compares
Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 3rd cleanest by days above AQI 100.
2025's median of 44 is in line with the area's typical annual median of 44.
Activity-specific thresholds: running, cycling, kids' sports.
Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Montgomery, AL), 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.