Fort Wayne Air Quality in Spring
Across 2019–2025, Fort Wayne's spring (March–May) air quality had a median AQI of 46 (Good) over 644 monitored days in the Fort Wayne, IN area. 0.0% of spring days (0 of 644) reached Unhealthy for Sensitive Groups or worse, and ground-level ozone set the daily AQI on 50.9% of days. The cleanest spring on record here was 2025 (median AQI 41, 0 days above 100) and the worst was 2020 (median 52, 0 days above 100, peak AQI 74).
- Good: 61.6%
- Moderate: 38.4%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How is the air in Fort Wayne in spring?
Good on a typical day: median AQI 46 across 2019–2025, with 0.0% of spring days above AQI 100. Ground-level ozone is the main driver.
- ✓61.6% of spring days were Good (AQI 0–50), 38.4% Moderate (51–100).
- ✓0 days of 644 reached AQI 101+; the spring peak was 100.
- ✓Cleanest month: March; worst month: May.
Frequently asked questions
What is the air quality like in Fort Wayne in spring?▾
Across 2019–2025, the median daily AQI in Fort Wayne in spring was 46 (Good). 61.6% of days were Good, 38.4% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 644 monitored days in EPA's Air Quality System.
Is spring a good time for outdoor exercise in Fort Wayne?▾
A typical spring day in Fort Wayne sits in the Good range (median AQI 46), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of spring days reached AQI 101+ in 2019–2025.
Which pollutant causes Fort Wayne's spring air quality problems?▾
Ground-level ozone set the daily AQI on 50.9% of spring days in Fort Wayne. The highest spring AQI recorded in 2019–2025 was 100 (Moderate), in 2020.
Fort Wayne spring air quality, year by year
Fort Wayne spring air quality by year (Fort Wayne, IN, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 92 | 48 | 0 | 75 | O3 |
| 2020worst | 92 | 52 | 0 | 74 | PM2.5 |
| 2021 | 92 | 47 | 0 | 74 | PM2.5 |
| 2022 | 92 | 43 | 0 | 75 | PM2.5 |
| 2023 | 92 | 51 | 0 | 100 | O3 |
| 2024 | 92 | 45 | 0 | 80 | O3 |
| 2025cleanest | 92 | 41 | 0 | 77 | O3 |
What spring air means in Fort Wayne
A typical spring day in Fort Wayne sits in the Good range (median AQI 46), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of spring days reached AQI 101+ in 2019–2025.
Spring's median AQI of 46 is in line with Fort Wayne's whole-year median of 49, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median Spring AQI across every EPA metro area (307,196 metro-days, 2019–2025) is 43, so Fort Wayne runs in line with the national Spring norm; 0.0% of its Spring days topped AQI 100 versus 0.8% nationally (about the same).
Within the season, March is the cleanest month (median AQI 45, 0.0% of days above 100) and May the worst (median 48, 0.0% above 100).
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 season 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.