Dallas Air Quality in February
Across 2019–2025, Dallas's February air quality had a median AQI of 52 (Moderate) over 198 monitored days in the Dallas-Fort Worth-Arlington, TX area. 0.5% of February days (1 of 198) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 76.3% of days. The cleanest February on record here was 2020 (median AQI 46, 0 days above 100) and the worst was 2023 (median 52, 1 day above 100, peak AQI 159).
- Good: 45.5%
- Moderate: 54.0%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.5%
Extra Protection for Dallas Homes
Air quality in Dallas 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.
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How is the air in Dallas in February?
Moderate on a typical day: median AQI 52 across 2019–2025, with 0.5% of February days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓45.5% of February days were Good (AQI 0–50), 54.0% Moderate (51–100).
- ✓1 day of 198 reached AQI 101+; the February peak was 159.
- ✓Best February: 2020; worst February: 2023.
Frequently asked questions
What is the air quality like in Dallas in February?▾
Across 2019–2025, the median daily AQI in Dallas in February was 52 (Moderate). 45.5% of days were Good, 54.0% Moderate, and 0.5% reached Unhealthy for Sensitive Groups or worse, based on 198 monitored days in EPA's Air Quality System.
Is February a good time for outdoor exercise in Dallas?▾
A typical February day in Dallas 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 February 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 Dallas's February air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 76.3% of February days in Dallas. The highest February AQI recorded in 2019–2025 was 159 (Unhealthy), in 2023.
Dallas February air quality, year by year
Dallas February 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 | 28 | 52 | 0 | 75 | PM2.5 |
| 2020cleanest | 29 | 46 | 0 | 62 | PM2.5 |
| 2021 | 28 | 52 | 0 | 65 | PM2.5 |
| 2022 | 28 | 47 | 0 | 74 | PM2.5 |
| 2023worst | 28 | 52 | 1 | 159 | PM2.5 |
| 2024 | 29 | 48 | 0 | 75 | PM2.5 |
| 2025 | 28 | 56 | 0 | 67 | PM2.5 |
What February air means in Dallas
A typical February day in Dallas 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 February days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
February's median AQI of 52 is below Dallas's whole-year median of 58, making it one of the area's cleaner periods. Nationally, the median February AQI across every EPA metro area (87,428 metro-days, 2019–2025) is 41, so Dallas runs above the national February norm; 0.5% of its February days topped AQI 100 versus 0.4% nationally (about the same).
February is part of Dallas's winter season (December, January, February); the winter page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Dallas
The latest EPA AirNow observation puts Dallas's AQI at 55 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Dallas 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.