Stay updated with real-time air quality in West Windsor, New Jersey featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
35
Good
West Windsor, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.60 μg/m³
0
55
155
255
425
605+
38.31 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
4.92 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
West Windsor, New Jersey
West Windsor, New Jersey
Scroll To Air Quality MapLoading...
AQI 31
Good
4.50μg/m³
PM2.5
19.50μg/m³
PM10
33.45ppb
O3
0.70ppb
SO2
11.65ppb
NO2
0.33ppm
CO
AQI 31
Good
5.46μg/m³
PM2.5
24.67μg/m³
PM10
33.82ppb
O3
0.71ppb
SO2
13.36ppb
NO2
0.25ppm
CO
AQI 33
Good
5.02μg/m³
PM2.5
21.15μg/m³
PM10
36.41ppb
O3
0.73ppb
SO2
12.52ppb
NO2
0.25ppm
CO
AQI 29
Good
4.58μg/m³
PM2.5
18.43μg/m³
PM10
31.41ppb
O3
0.70ppb
SO2
12.50ppb
NO2
0.34ppm
CO
AQI 25
Good
4.48μg/m³
PM2.5
22.85μg/m³
PM10
26.77ppb
O3
0.71ppb
SO2
13.29ppb
NO2
0.25ppm
CO
AQI 31
Good
4.40μg/m³
PM2.5
22.15μg/m³
PM10
32.97ppb
O3
0.69ppb
SO2
13.33ppb
NO2
0.32ppm
CO
Air quality data and pollutant measurements for New Jersey, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for West Windsor, New Jersey is updated every hour.
The worst air quality in West Windsor, New Jersey in the last 24 hours was observed at 02:00:00 on 2026-01-23.
In the last 24 hrs, the best air quality in West Windsor, New Jersey was observed at 02:00:00 on 2026-01-23.
The current air quality in West Windsor, New Jersey is 35, categorized as Good based on real-time data.
The most common pollutant in West Windsor, New Jersey is O3.
If the air quality in West Windsor, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at West Windsor, New Jersey is 5.483 μg/m3.
The current PM10 concentration at West Windsor, New Jersey is 23.601 μg/m3.
The current carbon monoxide (CO) concentration at West Windsor, New Jersey is 0.255 ppm.
The current sulfur dioxide (SO2) concentration at West Windsor, New Jersey is 0.565 ppb.
The current ozone (O3) concentration at West Windsor, New Jersey is 38.311 ppm.
The current nitrogen dioxide (NO2) concentration at West Windsor, New Jersey is 4.917 ppb.
All Rights Reserved © Ambee Inc. 2025