Reno Air Quality in 2019
In 2019, Reno's air quality (Reno, NV area) had a median daily AQI of 48 (Good) across 365 monitored days. 0 days (0.0%) reached Unhealthy for Sensitive Groups or worse, 214 were Good, and the year's peak AQI was 97 (Moderate). Ground-level ozone set the daily AQI on 273 of those days. The cleanest month of 2019 was February (median AQI 43, 0 days above 100) and the worst was June (median 61, 0 days above 100, peak 97).
- Good: 58.6%
- Moderate: 41.4%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How was Reno's air quality in 2019?
Good on a typical day: median AQI 48, with 0 days above AQI 100 out of 365 monitored — the 1st cleanest of 7 years on record for the area.
- ✓Peak AQI in 2019: 97 (Moderate).
- ✓Ground-level ozone was the main pollutant on 273 days.
- ✓Cleanest month: February; worst: June.
Frequently asked questions
What was the average AQI in Reno in 2019?▾
EPA's Air Quality System puts Reno's (Reno, NV) median daily AQI for 2019 at 48, which is Good. 0 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 97.
Which month had the worst air quality in Reno in 2019?▾
The cleanest month of 2019 was February (median AQI 43, 0 days above 100) and the worst was June (median 61, 0 days above 100, peak 97).
Was 2019 a good or bad year for Reno's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2019 ranks 1st cleanest by days above AQI 100 — the best year on record here. 2019's median of 48 is in line with the area's typical annual median of 50.
Reno month by month in 2019
Reno air quality month by month, 2019 (Reno, NV, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 54 | 0 | 69 | PM2.5 |
| Februarycleanest | 28 | 43 | 0 | 58 | O3 |
| March | 31 | 46 | 0 | 67 | O3 |
| April | 30 | 47 | 0 | 67 | O3 |
| May | 31 | 49 | 0 | 71 | O3 |
| Juneworst | 30 | 61 | 0 | 97 | O3 |
| July | 31 | 48 | 0 | 74 | O3 |
| August | 31 | 54 | 0 | 87 | O3 |
| September | 30 | 46 | 0 | 71 | O3 |
| October | 31 | 44 | 0 | 67 | O3 |
| November | 30 | 58 | 0 | 74 | PM2.5 |
| December | 31 | 46 | 0 | 74 | PM2.5 |
How 2019 compares
Among the 7 years EPA has published for the area (2019–2025), 2019 ranks 1st cleanest by days above AQI 100 — the best year on record here.
2019's median of 48 is in line with the area's typical annual median of 50.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Reno
The latest EPA AirNow observation puts Reno's AQI at 35 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Reno air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Reno, NV), 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.