Fort Wayne Air Quality in 2025
In 2025, Fort Wayne's air quality (Fort Wayne, IN area) had a median daily AQI of 46 (Good) across 365 monitored days. 5 days (1.4%) reached Unhealthy for Sensitive Groups or worse, 208 were Good, and the year's peak AQI was 115 (Unhealthy for Sensitive Groups). Fine particulate matter (PM2.5) set the daily AQI on 207 of those days. The cleanest month of 2025 was October (median AQI 34, 0 days above 100) and the worst was September (median 54, 2 days above 100, peak 108).
- Good: 57.0%
- Moderate: 41.6%
- Unhealthy for Sensitive Groups: 1.4%
- Unhealthy or worse: 0.0%
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How was Fort Wayne's air quality in 2025?
Good on a typical day: median AQI 46, with 5 days above AQI 100 out of 365 monitored — the 6th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2025: 115 (Unhealthy for Sensitive Groups).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 207 days.
- ✓Cleanest month: October; worst: September.
Frequently asked questions
What was the average AQI in Fort Wayne in 2025?▾
EPA's Air Quality System puts Fort Wayne's (Fort Wayne, IN) median daily AQI for 2025 at 46, which is Good. 5 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 115.
Which month had the worst air quality in Fort Wayne in 2025?▾
The cleanest month of 2025 was October (median AQI 34, 0 days above 100) and the worst was September (median 54, 2 days above 100, peak 108).
Was 2025 a good or bad year for Fort Wayne's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 6th cleanest by days above AQI 100. 2025's median of 46 is below the area's typical annual median of 49.
Fort Wayne month by month in 2025
Fort Wayne air quality month by month, 2025 (Fort Wayne, IN, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 39 | 0 | 78 | PM2.5 |
| February | 28 | 52 | 0 | 62 | PM2.5 |
| March | 31 | 41 | 0 | 59 | O3 |
| April | 30 | 43 | 0 | 71 | O3 |
| May | 31 | 38 | 0 | 77 | O3 |
| June | 30 | 56 | 1 | 115 | PM2.5 |
| July | 31 | 58 | 1 | 103 | PM2.5 |
| August | 31 | 52 | 1 | 108 | PM2.5 |
| Septemberworst | 30 | 54 | 2 | 108 | O3 |
| Octobercleanest | 31 | 34 | 0 | 84 | O3 |
| November | 30 | 43 | 0 | 83 | PM2.5 |
| December | 31 | 53 | 0 | 82 | PM2.5 |
How 2025 compares
Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 6th cleanest by days above AQI 100.
2025's median of 46 is below the area's typical annual median of 49.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Fort Wayne
The latest EPA AirNow observation puts Fort Wayne's AQI at 27 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Fort Wayne air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Fort Wayne, IN), 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.