Tulsa Air Quality in Fall
Across 2019–2025, Tulsa's fall (September–November) air quality had a median AQI of 49 (Good) over 637 monitored days in the Tulsa, OK area. 1.4% of fall days (9 of 637) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 51.8% of days. The cleanest fall on record here was 2019 (median AQI 43, 0 days above 100) and the worst was 2025 (median 50, 3 days above 100, peak AQI 105).
- Good: 53.4%
- Moderate: 45.2%
- Unhealthy for Sensitive Groups: 1.4%
- Unhealthy or worse: 0.0%
Extra Protection for Tulsa Homes
Air quality in Tulsa is moderate (AQI 68), 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
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How is the air in Tulsa in fall?
Good on a typical day: median AQI 49 across 2019–2025, with 1.4% of fall days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓53.4% of fall days were Good (AQI 0–50), 45.2% Moderate (51–100).
- ✓9 days of 637 reached AQI 101+; the fall peak was 136.
- ✓Cleanest month: November; worst month: September.
Frequently asked questions
What is the air quality like in Tulsa in fall?▾
Across 2019–2025, the median daily AQI in Tulsa in fall was 49 (Good). 53.4% of days were Good, 45.2% Moderate, and 1.4% reached Unhealthy for Sensitive Groups or worse, based on 637 monitored days in EPA's Air Quality System.
Is fall a good time for outdoor exercise in Tulsa?▾
A typical fall day in Tulsa sits in the Good range (median AQI 49), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 71 of fall days (1.4%) reached AQI 101+ in 2019–2025.
Which pollutant causes Tulsa's fall air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 51.8% of fall days in Tulsa. The highest fall AQI recorded in 2019–2025 was 136 (Unhealthy for Sensitive Groups), in 2025.
Tulsa fall air quality, year by year
Tulsa fall air quality by year (Tulsa, OK, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019cleanest | 91 | 43 | 0 | 87 | PM2.5 |
| 2020 | 91 | 51 | 0 | 74 | PM2.5 |
| 2021 | 91 | 51 | 0 | 97 | PM2.5 |
| 2022 | 91 | 52 | 1 | 105 | PM2.5 |
| 2023 | 91 | 50 | 3 | 136 | O3 |
| 2024 | 91 | 46 | 2 | 101 | O3 |
| 2025worst | 91 | 50 | 3 | 105 | O3 |
What fall air means in Tulsa
A typical fall day in Tulsa sits in the Good range (median AQI 49), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 71 of fall days (1.4%) reached AQI 101+ in 2019–2025.
Fall's median AQI of 49 is in line with Tulsa's whole-year median of 51, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median Fall AQI across every EPA metro area (296,275 metro-days, 2019–2025) is 40, so Tulsa runs above the national Fall norm; 1.4% of its Fall days topped AQI 100 versus 1.5% nationally (about the same).
Within the season, November is the cleanest month (median AQI 44, 0.0% of days above 100) and September the worst (median 55, 2.4% above 100).
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Tulsa
The latest EPA AirNow observation puts Tulsa's AQI at 68 (PM2.5). The figures above are multi-year season statistics, not today's reading.
View current Tulsa air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Tulsa, OK), 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.