McAllen Air Quality in November
Across 2019–2025, McAllen's November air quality had a median AQI of 38 (Good) over 210 monitored days in the McAllen-Edinburg-Mission, 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 68.6% of days. The cleanest November on record here was 2022 (median AQI 31, 0 days above 100) and the worst was 2019 (median 51, 0 days above 100, peak AQI 72).
- Good: 74.8%
- Moderate: 25.2%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How is the air in McAllen in November?
Good on a typical day: median AQI 38 across 2019–2025, with 0.0% of November days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓74.8% of November days were Good (AQI 0–50), 25.2% Moderate (51–100).
- ✓0 days of 210 reached AQI 101+; the November peak was 72.
- ✓Best November: 2022; worst November: 2019.
Frequently asked questions
What is the air quality like in McAllen in November?▾
Across 2019–2025, the median daily AQI in McAllen in November was 38 (Good). 74.8% of days were Good, 25.2% 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 McAllen?▾
A typical November day in McAllen sits in the Good range (median AQI 38), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of November days reached AQI 101+ in 2019–2025.
Which pollutant causes McAllen's November air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 68.6% of November days in McAllen. The highest November AQI recorded in 2019–2025 was 72 (Moderate), in 2019.
McAllen November air quality, year by year
McAllen November air quality by year (McAllen-Edinburg-Mission, TX, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019worst | 30 | 51 | 0 | 72 | PM2.5 |
| 2020 | 30 | 35 | 0 | 56 | PM2.5 |
| 2021 | 30 | 41 | 0 | 62 | PM2.5 |
| 2022cleanest | 30 | 31 | 0 | 64 | O3 |
| 2023 | 30 | 37 | 0 | 62 | PM2.5 |
| 2024 | 30 | 46 | 0 | 69 | PM2.5 |
| 2025 | 30 | 45 | 0 | 63 | PM2.5 |
What November air means in McAllen
A typical November day in McAllen sits in the Good range (median AQI 38), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of November days reached AQI 101+ in 2019–2025.
November's median AQI of 38 is below McAllen's whole-year median of 50, 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 McAllen runs in line with the national November norm; 0.0% of its November days topped AQI 100 versus 0.6% nationally (about the same).
November is part of McAllen's fall season (September, October, November); the fall page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in McAllen
The latest EPA AirNow observation puts McAllen's AQI at 47 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current McAllen air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (McAllen-Edinburg-Mission, 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.