Dallas Air Quality in November

Across 2019–2025, Dallas's November air quality had a median AQI of 53 (Moderate) over 210 monitored days in the Dallas-Fort Worth-Arlington, TX area. 0.0% of November days (0 of 210) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 82.9% of days. The cleanest November on record here was 2021 (median AQI 43, 0 days above 100) and the worst was 2023 (median 59, 0 days above 100, peak AQI 81).

53
Median AQI
Moderate
0.0%
Days above AQI 100
0 of 210 days
64
90th percentile AQI
worst 1 day in 10
81
Peak AQI
Moderate
PM2.5
Main pollutant
82.9% of days
42.9%
Good days
90 of 210
  • Good: 42.9%
  • Moderate: 57.1%
  • Unhealthy for Sensitive Groups: 0.0%
  • Unhealthy or worse: 0.0%

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QUICK ANSWER

How is the air in Dallas in November?

Moderate on a typical day: median AQI 53 across 2019–2025, with 0.0% of November days above AQI 100. Fine particulate matter (PM2.5) is the main driver.

  • 42.9% of November days were Good (AQI 0–50), 57.1% Moderate (51–100).
  • 0 days of 210 reached AQI 101+; the November peak was 81.
  • Best November: 2021; worst November: 2023.

Frequently asked questions

What is the air quality like in Dallas in November?

Across 2019–2025, the median daily AQI in Dallas in November was 53 (Moderate). 42.9% of days were Good, 57.1% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 210 monitored days in EPA's Air Quality System.

Is November a good time for outdoor exercise in Dallas?

A typical November day in Dallas 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 November 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 November air quality problems?

Fine particulate matter (PM2.5) set the daily AQI on 82.9% of November days in Dallas. The highest November AQI recorded in 2019–2025 was 81 (Moderate), in 2023.

Dallas November air quality, year by year

Dallas November air quality by year (Dallas-Fort Worth-Arlington, TX, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
20193055070PM2.5
20203054065PM2.5
2021cleanest3043074PM2.5
20223055070PM2.5
2023worst3059081PM2.5
20243054069PM2.5
20253047077PM2.5

What November air means in Dallas

A typical November day in Dallas 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 November days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.

November's median AQI of 53 is below Dallas's whole-year median of 58, making it one of the area's cleaner periods. Nationally, the median November AQI across every EPA metro area (92,704 metro-days, 2019–2025) is 39, so Dallas runs above the national November norm; 0.0% of its November days topped AQI 100 versus 0.6% nationally (about the same).

November is part of Dallas's fall season (September, October, November); the fall 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.