Fort Worth Air Quality in Winter
Across 2019–2025, Fort Worth's winter (December–February) air quality had a median AQI of 52 (Moderate) over 632 monitored days in the Dallas-Fort Worth-Arlington, TX 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 83.9% of days. The cleanest winter on record here was 2020 (median AQI 50, 0 days above 100) and the worst was 2023 (median 52, 1 day above 100, peak AQI 159).
- Good: 40.8%
- Moderate: 59.0%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.2%
Extra Protection for Fort Worth Homes
Air quality in Fort Worth 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
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How is the air in Fort Worth in winter?
Moderate on a typical day: median AQI 52 across 2019–2025, with 0.2% of winter days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓40.8% of winter days were Good (AQI 0–50), 59.0% Moderate (51–100).
- ✓1 day of 632 reached AQI 101+; the winter peak was 159.
- ✓Cleanest month: December; worst month: February.
Frequently asked questions
What is the air quality like in Fort Worth in winter?▾
Across 2019–2025, the median daily AQI in Fort Worth in winter was 52 (Moderate). 40.8% of days were Good, 59.0% 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 Fort Worth?▾
A typical winter day in Fort Worth is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and fewer than 1% of winter days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
Which pollutant causes Fort Worth's winter air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 83.9% of winter days in Fort Worth. The highest winter AQI recorded in 2019–2025 was 159 (Unhealthy), in 2023.
Fort Worth winter air quality, year by year
Fort Worth winter air quality by year (Dallas-Fort Worth-Arlington, TX, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 90 | 53 | 0 | 76 | PM2.5 |
| 2020cleanest | 91 | 50 | 0 | 71 | PM2.5 |
| 2021 | 90 | 53 | 0 | 80 | PM2.5 |
| 2022 | 90 | 52 | 0 | 79 | PM2.5 |
| 2023worst | 90 | 52 | 1 | 159 | PM2.5 |
| 2024 | 91 | 52 | 0 | 78 | PM2.5 |
| 2025 | 90 | 56 | 0 | 81 | PM2.5 |
What winter air means in Fort Worth
A typical winter day in Fort Worth is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and fewer than 1% of winter days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
Winter's median AQI of 52 is below Fort Worth's whole-year median of 58, making it one of the area's cleaner periods. Nationally, the median Winter AQI across every EPA metro area (278,620 metro-days, 2019–2025) is 40, so Fort Worth 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 53, 0.0% of days above 100) and February the worst (median 52, 0.5% above 100).
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Fort Worth
The latest EPA AirNow observation puts Fort Worth's AQI at 55 (PM2.5). The figures above are multi-year season statistics, not today's reading.
View current Fort Worth air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Dallas-Fort Worth-Arlington, TX), 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.