Fort Worth Air Quality in December
Across 2019–2025, Fort Worth's December air quality had a median AQI of 53 (Moderate) over 217 monitored days in the Dallas-Fort Worth-Arlington, TX area. 0.0% of December days (0 of 217) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 86.6% of days. The cleanest December on record here was 2020 (median AQI 46, 0 days above 100) and the worst was 2021 (median 56, 0 days above 100, peak AQI 80).
- Good: 39.2%
- Moderate: 60.8%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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
As an Amazon Associate, we earn from qualifying purchases.
How is the air in Fort Worth in December?
Moderate on a typical day: median AQI 53 across 2019–2025, with 0.0% of December days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓39.2% of December days were Good (AQI 0–50), 60.8% Moderate (51–100).
- ✓0 days of 217 reached AQI 101+; the December peak was 80.
- ✓Best December: 2020; worst December: 2021.
Frequently asked questions
What is the air quality like in Fort Worth in December?▾
Across 2019–2025, the median daily AQI in Fort Worth in December was 53 (Moderate). 39.2% of days were Good, 60.8% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 217 monitored days in EPA's Air Quality System.
Is December a good time for outdoor exercise in Fort Worth?▾
A typical December day in Fort Worth is Moderate (median AQI 53): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and fewer than 1% of December 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 December air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 86.6% of December days in Fort Worth. The highest December AQI recorded in 2019–2025 was 80 (Moderate), in 2021.
Fort Worth December air quality, year by year
Fort Worth December 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 | 31 | 56 | 0 | 76 | PM2.5 |
| 2020cleanest | 31 | 46 | 0 | 71 | PM2.5 |
| 2021worst | 31 | 56 | 0 | 80 | PM2.5 |
| 2022 | 31 | 54 | 0 | 72 | PM2.5 |
| 2023 | 31 | 51 | 0 | 64 | PM2.5 |
| 2024 | 31 | 53 | 0 | 75 | PM2.5 |
| 2025 | 31 | 53 | 0 | 79 | PM2.5 |
What December air means in Fort Worth
A typical December day in Fort Worth is Moderate (median AQI 53): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and fewer than 1% of December days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
December's median AQI of 53 is below Fort Worth's whole-year median of 58, making it one of the area's cleaner periods. Nationally, the median December AQI across every EPA metro area (95,590 metro-days, 2019–2025) is 39, so Fort Worth runs above the national December norm; 0.0% of its December days topped AQI 100 versus 0.7% nationally (about the same).
December is part of Fort Worth's winter season (December, January, February); the winter page pools all three months.
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 month 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.