Stay updated with real-time air quality in Framingham, 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)
29
Good
Framingham, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.63 μg/m³
0
55
155
255
425
605+
31.32 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
3.01 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Framingham, Massachusetts
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AQI 31
Good
3.12μg/m³
PM2.5
13.27μg/m³
PM10
33.41ppb
O3
0.39ppb
SO2
3.17ppb
NO2
0.20ppm
CO
AQI 31
Good
3.23μg/m³
PM2.5
13.91μg/m³
PM10
32.91ppb
O3
0.42ppb
SO2
3.61ppb
NO2
0.20ppm
CO
AQI 31
Good
3.06μg/m³
PM2.5
12.76μg/m³
PM10
32.84ppb
O3
0.38ppb
SO2
3.07ppb
NO2
0.20ppm
CO
AQI 28
Good
2.75μg/m³
PM2.5
8.65μg/m³
PM10
30.04ppb
O3
0.36ppb
SO2
2.59ppb
NO2
0.20ppm
CO
AQI 30
Good
3.24μg/m³
PM2.5
13.32μg/m³
PM10
32.18ppb
O3
0.46ppb
SO2
3.80ppb
NO2
0.19ppm
CO
AQI 28
Good
3.04μg/m³
PM2.5
9.41μg/m³
PM10
30.08ppb
O3
0.36ppb
SO2
2.77ppb
NO2
0.20ppm
CO
The air quality data for Massachusetts, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Framingham, Massachusetts are available every hour.
Framingham, Massachusetts experienced its worst air quality at 02:00:00, 2026-02-11.
The best air quality in Framingham, Massachusetts was observed at 03:00:00 on 2026-02-12.
The air quality in Framingham, Massachusetts right now is Good, with an AQI of 29.
In Framingham, Massachusetts, O3 is the most frequently found pollutant.
When air quality in Framingham, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
Framingham, Massachusetts currently has a PM2.5 concentration of 3.585 μg/m3.
Framingham, Massachusetts currently has a PM10 concentration of 15.631 μg/m3.
The current carbon monoxide (CO) level in Framingham, Massachusetts is 0.183 ppm.
The current sulfur dioxide (SO2) concentration in Framingham, Massachusetts is 0.323 ppb.
Framingham, Massachusetts currently has an ozone (O3) concentration of 31.316 ppm.
The current level of nitrogen dioxide (NO2) in Framingham, Massachusetts is 3.011 ppb.
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