Macon Air Quality in September
Across 2019–2025, Macon's September air quality had a median AQI of 49 (Good) over 210 monitored days in the Macon, GA area. 0.0% of September days (0 of 210) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 83.3% of days. The cleanest September on record here was 2020 (median AQI 37, 0 days above 100) and the worst was 2019 (median 55, 0 days above 100, peak AQI 97).
- Good: 52.4%
- Moderate: 47.6%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
Extra Protection for Macon Homes
Air quality in Macon is moderate (AQI 55), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.
Recommended: Coway AP-1512HH Mighty — True HEPA + carbon · CADR ~246 CFM · rooms up to 361 sq ft
As an Amazon Associate, we earn from qualifying purchases.
How is the air in Macon in September?
Good on a typical day: median AQI 49 across 2019–2025, with 0.0% of September days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓52.4% of September days were Good (AQI 0–50), 47.6% Moderate (51–100).
- ✓0 days of 210 reached AQI 101+; the September peak was 97.
- ✓Best September: 2020; worst September: 2019.
Frequently asked questions
What is the air quality like in Macon in September?▾
Across 2019–2025, the median daily AQI in Macon in September was 49 (Good). 52.4% of days were Good, 47.6% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 210 monitored days in EPA's Air Quality System.
Is September a good time for outdoor exercise in Macon?▾
A typical September day in Macon sits in the Good range (median AQI 49), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of September days reached AQI 101+ in 2019–2025.
Which pollutant causes Macon's September air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 83.3% of September days in Macon. The highest September AQI recorded in 2019–2025 was 97 (Moderate), in 2019.
Macon September air quality, year by year
Macon September air quality by year (Macon, GA, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019worst | 30 | 55 | 0 | 97 | PM2.5 |
| 2020cleanest | 30 | 37 | 0 | 84 | PM2.5 |
| 2021 | 30 | 50 | 0 | 67 | PM2.5 |
| 2022 | 30 | 43 | 0 | 63 | PM2.5 |
| 2023 | 30 | 54 | 0 | 71 | PM2.5 |
| 2024 | 30 | 49 | 0 | 67 | PM2.5 |
| 2025 | 30 | 54 | 0 | 83 | PM2.5 |
What September air means in Macon
A typical September day in Macon sits in the Good range (median AQI 49), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of September days reached AQI 101+ in 2019–2025.
September's median AQI of 49 is in line with Macon's whole-year median of 48, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median September AQI across every EPA metro area (100,699 metro-days, 2019–2025) is 43, so Macon runs above the national September norm; 0.0% of its September days topped AQI 100 versus 2.7% nationally (below average).
September is part of Macon's fall season (September, October, November); the fall page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Macon
The latest EPA AirNow observation puts Macon's AQI at 55 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Macon air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Macon, GA), 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.