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)
33
Good
West Windsor, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.10 μg/m³
0
55
155
255
425
605+
34.38 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
5.84 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
West Windsor, New Jersey
West Windsor, New Jersey
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AQI 34
Good
3.55μg/m³
PM2.5
15.90μg/m³
PM10
37.21ppb
O3
0.51ppb
SO2
5.84ppb
NO2
0.27ppm
CO
AQI 34
Good
2.66μg/m³
PM2.5
15.01μg/m³
PM10
36.59ppb
O3
0.47ppb
SO2
6.03ppb
NO2
0.40ppm
CO
AQI 35
Good
3.03μg/m³
PM2.5
15.00μg/m³
PM10
37.59ppb
O3
0.47ppb
SO2
5.03ppb
NO2
0.39ppm
CO
AQI 35
Good
3.78μg/m³
PM2.5
16.90μg/m³
PM10
37.94ppb
O3
0.52ppb
SO2
6.45ppb
NO2
0.25ppm
CO
AQI 33
Good
2.50μg/m³
PM2.5
10.14μg/m³
PM10
36.01ppb
O3
0.47ppb
SO2
6.91ppb
NO2
0.40ppm
CO
AQI 33
Good
2.56μg/m³
PM2.5
11.14μg/m³
PM10
36.16ppb
O3
0.47ppb
SO2
6.93ppb
NO2
0.25ppm
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 01:00:00 on 2026-04-25.
In the last 24 hrs, the best air quality in West Windsor, New Jersey was observed at 10:00:00 on 2026-04-25.
The current air quality in West Windsor, New Jersey is 34, 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 5.496 μg/m3.
The current PM10 concentration at West Windsor, New Jersey is 24.19 μg/m3.
The current carbon monoxide (CO) concentration at West Windsor, New Jersey is 0.276 ppm.
The current sulfur dioxide (SO2) concentration at West Windsor, New Jersey is 0.587 ppb.
The current ozone (O3) concentration at West Windsor, New Jersey is 36.557 ppm.
The current nitrogen dioxide (NO2) concentration at West Windsor, New Jersey is 6.02 ppb.
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