Tulsa Air Quality in Winter
Across 2019–2025, Tulsa's winter (December–February) air quality had a median AQI of 48 (Good) over 632 monitored days in the Tulsa, OK area. 0.2% of winter days (1 of 632) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 77.1% of days. The cleanest winter on record here was 2020 (median AQI 44, 0 days above 100) and the worst was 2023 (median 47, 1 day above 100, peak AQI 112).
- Good: 53.0%
- Moderate: 46.8%
- Unhealthy for Sensitive Groups: 0.2%
- 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 winter?
Good on a typical day: median AQI 48 across 2019–2025, with 0.2% of winter days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓53.0% of winter days were Good (AQI 0–50), 46.8% Moderate (51–100).
- ✓1 day of 632 reached AQI 101+; the winter peak was 112.
- ✓Cleanest month: December; worst month: January.
Frequently asked questions
What is the air quality like in Tulsa in winter?▾
Across 2019–2025, the median daily AQI in Tulsa in winter was 48 (Good). 53.0% of days were Good, 46.8% Moderate, and 0.2% reached Unhealthy for Sensitive Groups or worse, based on 632 monitored days in EPA's Air Quality System.
Is winter a good time for outdoor exercise in Tulsa?▾
A typical winter day in Tulsa sits in the Good range (median AQI 48), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of winter days reached AQI 101+ in 2019–2025.
Which pollutant causes Tulsa's winter air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 77.1% of winter days in Tulsa. The highest winter AQI recorded in 2019–2025 was 112 (Unhealthy for Sensitive Groups), in 2023.
Tulsa winter air quality, year by year
Tulsa winter air quality by year (Tulsa, OK, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 90 | 54 | 0 | 82 | PM2.5 |
| 2020cleanest | 91 | 44 | 0 | 75 | PM2.5 |
| 2021 | 90 | 56 | 0 | 96 | PM2.5 |
| 2022 | 90 | 45 | 0 | 87 | PM2.5 |
| 2023worst | 90 | 47 | 1 | 112 | PM2.5 |
| 2024 | 91 | 44 | 0 | 88 | PM2.5 |
| 2025 | 90 | 44 | 0 | 78 | PM2.5 |
What winter air means in Tulsa
A typical winter day in Tulsa sits in the Good range (median AQI 48), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of winter days reached AQI 101+ in 2019–2025.
Winter's median AQI of 48 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 Winter AQI across every EPA metro area (278,620 metro-days, 2019–2025) is 40, so Tulsa runs above the national Winter norm; 0.2% of its Winter days topped AQI 100 versus 0.6% nationally (about the same).
Within the season, December is the cleanest month (median AQI 48, 0.0% of days above 100) and January the worst (median 46, 0.5% 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.