Scottsdale Air Quality in 2023
In 2023, Scottsdale's air quality (Phoenix-Mesa-Scottsdale, AZ area) had a median daily AQI of 78 (Moderate) across 365 monitored days. 85 days (23.3%) reached Unhealthy for Sensitive Groups or worse, 31 were Good, and the year's peak AQI was 709 (Hazardous). Ground-level ozone set the daily AQI on 153 of those days. The cleanest month of 2023 was March (median AQI 54, 0 days above 100) and the worst was June (median 112, 18 days above 100, peak 156).
- Good: 8.5%
- Moderate: 68.2%
- Unhealthy for Sensitive Groups: 20.0%
- Unhealthy or worse: 3.3%
Extra Protection for Scottsdale Homes
Air quality in Scottsdale is moderate (AQI 75), 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.
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How was Scottsdale's air quality in 2023?
Moderate on a typical day: median AQI 78, with 85 days above AQI 100 out of 365 monitored — the 3rd cleanest of 7 years on record for the area.
- ✓Peak AQI in 2023: 709 (Hazardous).
- ✓Ground-level ozone was the main pollutant on 153 days.
- ✓Cleanest month: March; worst: June.
Frequently asked questions
What was the average AQI in Scottsdale in 2023?▾
EPA's Air Quality System puts Scottsdale's (Phoenix-Mesa-Scottsdale, AZ) median daily AQI for 2023 at 78, which is Moderate. 85 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 709.
Which month had the worst air quality in Scottsdale in 2023?▾
The cleanest month of 2023 was March (median AQI 54, 0 days above 100) and the worst was June (median 112, 18 days above 100, peak 156).
Was 2023 a good or bad year for Scottsdale's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2023 ranks 3rd cleanest by days above AQI 100. 2023's median of 78 is in line with the area's typical annual median of 79.
Scottsdale month by month in 2023
Scottsdale air quality month by month, 2023 (Phoenix-Mesa-Scottsdale, AZ, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 67 | 2 | 160 | PM2.5 |
| February | 28 | 56 | 0 | 95 | PM2.5 |
| Marchcleanest | 31 | 54 | 0 | 70 | O3 |
| April | 30 | 87 | 3 | 123 | O3 |
| May | 31 | 90 | 12 | 161 | O3 |
| Juneworst | 30 | 112 | 18 | 156 | O3 |
| July | 31 | 108 | 18 | 709 | O3 |
| August | 31 | 87 | 14 | 251 | O3 |
| September | 30 | 74 | 2 | 164 | PM10 |
| October | 31 | 82 | 10 | 130 | PM10 |
| November | 30 | 72 | 2 | 111 | PM10 |
| December | 31 | 82 | 4 | 179 | PM2.5 |
How 2023 compares
Among the 7 years EPA has published for the area (2019–2025), 2023 ranks 3rd cleanest by days above AQI 100.
2023's median of 78 is in line with the area's typical annual median of 79.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Scottsdale
The latest EPA AirNow observation puts Scottsdale's AQI at 75 (PM10). The figures above are multi-year annual statistics, not today's reading.
View current Scottsdale air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Phoenix-Mesa-Scottsdale, AZ), 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.