Lubbock Air Quality in 2021
In 2021, Lubbock's air quality (Lubbock, TX area) had a median daily AQI of 31 (Good) across 347 monitored days. 0 days (0.0%) reached Unhealthy for Sensitive Groups or worse, 278 were Good, and the year's peak AQI was 85 (Moderate). Fine particulate matter (PM2.5) set the daily AQI on 347 of those days. The cleanest month of 2021 was December (median AQI 14, 0 days above 100) and the worst was July (median 51, 0 days above 100, peak 74).
- Good: 80.1%
- Moderate: 19.9%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How was Lubbock's air quality in 2021?
Good on a typical day: median AQI 31, with 0 days above AQI 100 out of 347 monitored — the 3rd cleanest of 7 years on record for the area.
- ✓Peak AQI in 2021: 85 (Moderate).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 347 days.
- ✓Cleanest month: December; worst: July.
Frequently asked questions
What was the average AQI in Lubbock in 2021?▾
EPA's Air Quality System puts Lubbock's (Lubbock, TX) median daily AQI for 2021 at 31, which is Good. 0 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 85.
Which month had the worst air quality in Lubbock in 2021?▾
The cleanest month of 2021 was December (median AQI 14, 0 days above 100) and the worst was July (median 51, 0 days above 100, peak 74).
Was 2021 a good or bad year for Lubbock's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2021 ranks 3rd cleanest by days above AQI 100. 2021's median of 31 is above the area's typical annual median of 26.
Lubbock month by month in 2021
Lubbock air quality month by month, 2021 (Lubbock, TX, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 18 | 17 | 0 | 70 | PM2.5 |
| February | 28 | 21 | 0 | 70 | PM2.5 |
| March | 31 | 32 | 0 | 64 | PM2.5 |
| April | 30 | 27 | 0 | 61 | PM2.5 |
| May | 31 | 37 | 0 | 56 | PM2.5 |
| June | 30 | 41 | 0 | 70 | PM2.5 |
| Julyworst | 31 | 51 | 0 | 74 | PM2.5 |
| August | 27 | 44 | 0 | 85 | PM2.5 |
| September | 29 | 37 | 0 | 65 | PM2.5 |
| October | 31 | 31 | 0 | 53 | PM2.5 |
| November | 30 | 23 | 0 | 37 | PM2.5 |
| Decembercleanest | 31 | 14 | 0 | 52 | PM2.5 |
How 2021 compares
Among the 7 years EPA has published for the area (2019–2025), 2021 ranks 3rd cleanest by days above AQI 100.
2021's median of 31 is above the area's typical annual median of 26.
Activity-specific thresholds: running, cycling, kids' sports.
Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Lubbock, 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.