Albuquerque Air Quality in 2021
In 2021, Albuquerque's air quality (Albuquerque, NM area) had a median daily AQI of 64 (Moderate) across 365 monitored days. 21 days (5.8%) reached Unhealthy for Sensitive Groups or worse, 60 were Good, and the year's peak AQI was 171 (Unhealthy). Ground-level ozone set the daily AQI on 151 of those days. The cleanest month of 2021 was March (median AQI 53, 0 days above 100) and the worst was June (median 75, 6 days above 100, peak 153).
- Good: 16.4%
- Moderate: 77.8%
- Unhealthy for Sensitive Groups: 5.2%
- Unhealthy or worse: 0.5%
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How was Albuquerque's air quality in 2021?
Moderate on a typical day: median AQI 64, with 21 days above AQI 100 out of 365 monitored — the 5th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2021: 171 (Unhealthy).
- ✓Ground-level ozone was the main pollutant on 151 days.
- ✓Cleanest month: March; worst: June.
Frequently asked questions
What was the average AQI in Albuquerque in 2021?▾
EPA's Air Quality System puts Albuquerque's (Albuquerque, NM) median daily AQI for 2021 at 64, which is Moderate. 21 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 171.
Which month had the worst air quality in Albuquerque in 2021?▾
The cleanest month of 2021 was March (median AQI 53, 0 days above 100) and the worst was June (median 75, 6 days above 100, peak 153).
Was 2021 a good or bad year for Albuquerque's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2021 ranks 5th cleanest by days above AQI 100. 2021's median of 64 is above the area's typical annual median of 61.
Albuquerque month by month in 2021
Albuquerque air quality month by month, 2021 (Albuquerque, NM, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 62 | 0 | 92 | PM2.5 |
| February | 28 | 57 | 0 | 79 | PM2.5 |
| Marchcleanest | 31 | 53 | 0 | 81 | O3 |
| April | 30 | 57 | 2 | 135 | PM10 |
| May | 31 | 63 | 3 | 134 | O3 |
| Juneworst | 30 | 75 | 6 | 153 | O3 |
| July | 31 | 87 | 6 | 119 | O3 |
| August | 31 | 64 | 3 | 171 | O3 |
| September | 30 | 61 | 1 | 112 | O3 |
| October | 31 | 54 | 0 | 76 | PM2.5 |
| November | 30 | 68 | 0 | 96 | PM2.5 |
| December | 31 | 77 | 0 | 95 | PM10 |
How 2021 compares
Among the 7 years EPA has published for the area (2019–2025), 2021 ranks 5th cleanest by days above AQI 100.
2021's median of 64 is above the area's typical annual median of 61.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Albuquerque
The latest EPA AirNow observation puts Albuquerque's AQI at 61 (PM10). The figures above are multi-year annual statistics, not today's reading.
View current Albuquerque air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Albuquerque, NM), 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.