Stay updated with real-time air quality in Foxborough, Massachusetts 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)
52
Moderate
Foxborough, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.43 μg/m³
0
55
155
255
425
605+
38.38 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
2.65 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Foxborough, Massachusetts
Foxborough, Massachusetts
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AQI 44
Good
8.34μg/m³
PM2.5
38.86μg/m³
PM10
37.97ppb
O3
0.35ppb
SO2
2.66ppb
NO2
0.20ppm
CO
AQI 52
Moderate
9.79μg/m³
PM2.5
36.10μg/m³
PM10
31.52ppb
O3
0.36ppb
SO2
2.51ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.34μg/m³
PM2.5
36.93μg/m³
PM10
34.85ppb
O3
0.37ppb
SO2
2.50ppb
NO2
0.20ppm
CO
AQI 44
Good
7.64μg/m³
PM2.5
33.24μg/m³
PM10
37.67ppb
O3
0.42ppb
SO2
2.67ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.26μg/m³
PM2.5
38.61μg/m³
PM10
32.69ppb
O3
0.39ppb
SO2
2.60ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
53.92μg/m³
PM10
39.36ppb
O3
0.40ppb
SO2
2.71ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Massachusetts, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Foxborough, Massachusetts is updated every hour for accuracy.
In the past 24 hours, the air quality in Foxborough, Massachusetts was at its worst at 12:00:00 on 2026-07-11.
In the last 24 hours, the best air quality in Foxborough, Massachusetts was observed at 11:00:00 on 2026-07-10.
As of now, the AQI in Foxborough, Massachusetts is 52, indicating Moderate conditions.
Foxborough, Massachusetts air has the highest levels of PM2.5.
Poor air quality in Foxborough, Massachusetts means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Foxborough, Massachusetts are currently 9.916 μg/m3.
The PM10 concentration in Foxborough, Massachusetts is 18.432 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Foxborough, Massachusetts is 0.2 ppm.
Currently, Foxborough, Massachusetts has a sulfur dioxide (SO2) concentration of 0.363 ppb.
The current ozone (O3) level in Foxborough, Massachusetts at the moment is 38.382 ppm.
Nitrogen dioxide (NO2) level in Foxborough, Massachusetts at the moment is 2.655 ppb.
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