New York Air Quality in 2024
In 2024, New York's air quality (New York-Newark-Jersey City, NY-NJ-PA area) had a median daily AQI of 52 (Moderate) across 366 monitored days. 24 days (6.6%) reached Unhealthy for Sensitive Groups or worse, 164 were Good, and the year's peak AQI was 156 (Unhealthy). Fine particulate matter (PM2.5) set the daily AQI on 193 of those days. The cleanest month of 2024 was March (median AQI 46, 0 days above 100) and the worst was June (median 72, 9 days above 100, peak 156).
- Good: 44.8%
- Moderate: 48.6%
- Unhealthy for Sensitive Groups: 5.7%
- Unhealthy or worse: 0.8%
Extra Protection for New York Homes
Air quality in New York is moderate (AQI 52), with fine particles (PM2.5) 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
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How was New York's air quality in 2024?
Moderate on a typical day: median AQI 52, with 24 days above AQI 100 out of 366 monitored — the 5th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2024: 156 (Unhealthy).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 193 days.
- ✓Cleanest month: March; worst: June.
Frequently asked questions
What was the average AQI in New York in 2024?▾
EPA's Air Quality System puts New York's (New York-Newark-Jersey City, NY-NJ-PA) median daily AQI for 2024 at 52, which is Moderate. 24 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 156.
Which month had the worst air quality in New York in 2024?▾
The cleanest month of 2024 was March (median AQI 46, 0 days above 100) and the worst was June (median 72, 9 days above 100, peak 156).
Was 2024 a good or bad year for New York's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 5th cleanest by days above AQI 100. 2024's median of 52 is in line with the area's typical annual median of 54.
New York month by month in 2024
New York air quality month by month, 2024 (New York-Newark-Jersey City, NY-NJ-PA, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 31 | 55 | 0 | 89 | PM2.5 |
| February | 29 | 53 | 0 | 97 | PM2.5 |
| Marchcleanest | 31 | 46 | 0 | 79 | PM2.5 |
| April | 30 | 52 | 0 | 98 | O3 |
| May | 31 | 49 | 1 | 133 | O3 |
| Juneworst | 30 | 72 | 9 | 156 | O3 |
| July | 31 | 77 | 9 | 143 | O3 |
| August | 31 | 66 | 4 | 136 | O3 |
| September | 30 | 47 | 1 | 108 | O3 |
| October | 31 | 47 | 0 | 84 | PM2.5 |
| November | 30 | 51 | 0 | 98 | PM2.5 |
| December | 31 | 48 | 0 | 82 | PM2.5 |
How 2024 compares
Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 5th cleanest by days above AQI 100.
2024's median of 52 is in line with the area's typical annual median of 54.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in New York
The latest EPA AirNow observation puts New York's AQI at 52 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current New York air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (New York-Newark-Jersey City, NY-NJ-PA), 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.