Jersey City Air Quality in 2025
In 2025, Jersey City's air quality (New York-Newark-Jersey City, NY-NJ-PA area) had a median daily AQI of 53 (Moderate) across 365 monitored days. 25 days (6.8%) reached Unhealthy for Sensitive Groups or worse, 154 were Good, and the year's peak AQI was 161 (Unhealthy). Fine particulate matter (PM2.5) set the daily AQI on 210 of those days. The cleanest month of 2025 was November (median AQI 46, 0 days above 100) and the worst was June (median 67, 9 days above 100, peak 161).
- Good: 42.2%
- Moderate: 51.0%
- Unhealthy for Sensitive Groups: 5.8%
- Unhealthy or worse: 1.1%
Extra Protection for Jersey City Homes
Air quality in Jersey City 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 Jersey City's air quality in 2025?
Moderate on a typical day: median AQI 53, with 25 days above AQI 100 out of 365 monitored — the 7th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2025: 161 (Unhealthy).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 210 days.
- ✓Cleanest month: November; worst: June.
Frequently asked questions
What was the average AQI in Jersey City in 2025?▾
EPA's Air Quality System puts Jersey City's (New York-Newark-Jersey City, NY-NJ-PA) median daily AQI for 2025 at 53, which is Moderate. 25 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 161.
Which month had the worst air quality in Jersey City in 2025?▾
The cleanest month of 2025 was November (median AQI 46, 0 days above 100) and the worst was June (median 67, 9 days above 100, peak 161).
Was 2025 a good or bad year for Jersey City's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 7th cleanest by days above AQI 100 — the worst year on record here. 2025's median of 53 is in line with the area's typical annual median of 54.
Jersey City month by month in 2025
Jersey City air quality month by month, 2025 (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 | 54 | 0 | 74 | PM2.5 |
| February | 28 | 52 | 0 | 67 | PM2.5 |
| March | 31 | 48 | 0 | 71 | PM2.5 |
| April | 30 | 50 | 1 | 101 | O3 |
| May | 31 | 52 | 0 | 93 | O3 |
| Juneworst | 30 | 67 | 9 | 161 | PM2.5 |
| July | 31 | 80 | 8 | 154 | O3 |
| August | 31 | 55 | 5 | 136 | O3 |
| September | 30 | 57 | 1 | 101 | PM2.5 |
| October | 31 | 35 | 1 | 105 | PM2.5 |
| Novembercleanest | 30 | 46 | 0 | 97 | PM2.5 |
| December | 31 | 53 | 0 | 98 | PM2.5 |
How 2025 compares
Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 7th cleanest by days above AQI 100 — the worst year on record here.
2025's median of 53 is in line with the area's typical annual median of 54.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Jersey City
The latest EPA AirNow observation puts Jersey City's AQI at 52 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Jersey City 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.