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)
20
Good
Foxborough, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.55 μg/m³
0
55
155
255
425
605+
21.73 ppb
0
55
71
86
201
201+
0.64 ppb
0
36
76
186
605
1005+
3.75 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Foxborough, Massachusetts
Foxborough, Massachusetts
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AQI 20
Good
1.59μg/m³
PM2.5
10.29μg/m³
PM10
21.77ppb
O3
0.59ppb
SO2
3.90ppb
NO2
0.26ppm
CO
AQI 20
Good
1.34μg/m³
PM2.5
4.13μg/m³
PM10
21.74ppb
O3
0.61ppb
SO2
2.75ppb
NO2
0.26ppm
CO
AQI 20
Good
1.32μg/m³
PM2.5
3.96μg/m³
PM10
21.71ppb
O3
0.66ppb
SO2
2.85ppb
NO2
0.26ppm
CO
AQI 20
Good
1.35μg/m³
PM2.5
6.14μg/m³
PM10
22.22ppb
O3
0.74ppb
SO2
3.32ppb
NO2
0.26ppm
CO
AQI 20
Good
1.29μg/m³
PM2.5
5.15μg/m³
PM10
21.74ppb
O3
0.72ppb
SO2
3.39ppb
NO2
0.26ppm
CO
AQI 21
Good
1.25μg/m³
PM2.5
5.96μg/m³
PM10
22.70ppb
O3
0.66ppb
SO2
3.65ppb
NO2
0.26ppm
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 03:00:00 on 2026-09-28.
In the last 24 hours, the best air quality in Foxborough, Massachusetts was observed at 10:00:00 on 2026-09-28.
As of now, the AQI in Foxborough, Massachusetts is 20, indicating Good conditions.
Foxborough, Massachusetts air has the highest levels of O3.
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 1.634 μg/m3.
The PM10 concentration in Foxborough, Massachusetts is 10.552 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Foxborough, Massachusetts is 0.262 ppm.
Currently, Foxborough, Massachusetts has a sulfur dioxide (SO2) concentration of 0.639 ppb.
The current ozone (O3) level in Foxborough, Massachusetts at the moment is 21.73 ppm.
Nitrogen dioxide (NO2) level in Foxborough, Massachusetts at the moment is 3.754 ppb.
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