Bakersfield Air Quality in 2019
In 2019, Bakersfield's air quality (Bakersfield, CA area) had a median daily AQI of 69 (Moderate) across 365 monitored days. 95 days (26.0%) reached Unhealthy for Sensitive Groups or worse, 91 were Good, and the year's peak AQI was 553 (Hazardous). Ground-level ozone set the daily AQI on 228 of those days. The cleanest month of 2019 was March (median AQI 47, 0 days above 100) and the worst was August (median 108, 20 days above 100, peak 151).
- Good: 24.9%
- Moderate: 49.0%
- Unhealthy for Sensitive Groups: 23.8%
- Unhealthy or worse: 2.2%
Extra Protection for Bakersfield Homes
Air quality in Bakersfield is moderate (AQI 70), with particle pollution 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.
Recommended: Coway AP-1512HH Mighty — True HEPA + carbon · CADR ~246 CFM · rooms up to 361 sq ft
As an Amazon Associate, we earn from qualifying purchases.
How was Bakersfield's air quality in 2019?
Moderate on a typical day: median AQI 69, with 95 days above AQI 100 out of 365 monitored — the 4th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2019: 553 (Hazardous).
- ✓Ground-level ozone was the main pollutant on 228 days.
- ✓Cleanest month: March; worst: August.
Frequently asked questions
What was the average AQI in Bakersfield in 2019?▾
EPA's Air Quality System puts Bakersfield's (Bakersfield, CA) median daily AQI for 2019 at 69, which is Moderate. 95 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 553.
Which month had the worst air quality in Bakersfield in 2019?▾
The cleanest month of 2019 was March (median AQI 47, 0 days above 100) and the worst was August (median 108, 20 days above 100, peak 151).
Was 2019 a good or bad year for Bakersfield's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2019 ranks 4th cleanest by days above AQI 100. 2019's median of 69 is below the area's typical annual median of 72.
Bakersfield month by month in 2019
Bakersfield air quality month by month, 2019 (Bakersfield, CA, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 64 | 9 | 171 | PM2.5 |
| February | 28 | 45 | 1 | 127 | PM2.5 |
| Marchcleanest | 31 | 47 | 0 | 77 | O3 |
| April | 30 | 54 | 4 | 115 | O3 |
| May | 31 | 54 | 2 | 119 | O3 |
| June | 30 | 95 | 13 | 150 | O3 |
| July | 31 | 97 | 13 | 156 | O3 |
| Augustworst | 31 | 108 | 20 | 151 | O3 |
| September | 30 | 84 | 11 | 151 | O3 |
| October | 31 | 87 | 12 | 553 | O3 |
| November | 30 | 95 | 10 | 193 | O3 |
| December | 31 | 57 | 0 | 87 | PM2.5 |
How 2019 compares
Among the 7 years EPA has published for the area (2019–2025), 2019 ranks 4th cleanest by days above AQI 100.
2019's median of 69 is below the area's typical annual median of 72.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Bakersfield
The latest EPA AirNow observation puts Bakersfield's AQI at 70 (PM10). The figures above are multi-year annual statistics, not today's reading.
View current Bakersfield air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Bakersfield, CA), 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.