Stay updated with real-time air quality in Newton, 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)
35
Good
Newton, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.85 μg/m³
0
55
155
255
425
605+
37.68 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
14.09 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Newton, Massachusetts
Scroll To Air Quality MapLoading...
AQI 35
Good
4.10μg/m³
PM2.5
16.17μg/m³
PM10
37.68ppb
O3
0.57ppb
SO2
13.53ppb
NO2
0.19ppm
CO
AQI 37
Good
4.11μg/m³
PM2.5
15.48μg/m³
PM10
39.76ppb
O3
0.60ppb
SO2
13.86ppb
NO2
0.20ppm
CO
AQI 36
Good
3.88μg/m³
PM2.5
15.22μg/m³
PM10
38.98ppb
O3
0.52ppb
SO2
13.76ppb
NO2
0.24ppm
CO
AQI 37
Good
3.90μg/m³
PM2.5
15.09μg/m³
PM10
40.04ppb
O3
0.55ppb
SO2
14.09ppb
NO2
0.23ppm
CO
AQI 35
Good
4.11μg/m³
PM2.5
16.32μg/m³
PM10
37.76ppb
O3
0.57ppb
SO2
13.47ppb
NO2
0.20ppm
CO
AQI 34
Good
4.06μg/m³
PM2.5
15.60μg/m³
PM10
37.37ppb
O3
0.66ppb
SO2
14.27ppb
NO2
0.18ppm
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 Newton, Massachusetts are available every hour.
Newton, Massachusetts experienced its worst air quality at 02:00:00, 2026-05-14.
The best air quality in Newton, Massachusetts was observed at 01:00:00 on 2026-05-13.
The air quality in Newton, Massachusetts right now is Good, with an AQI of 35.
In Newton, Massachusetts, O3 is the most frequently found pollutant.
When air quality in Newton, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
Newton, Massachusetts currently has a PM2.5 concentration of 3.706 μg/m3.
Newton, Massachusetts currently has a PM10 concentration of 14.851 μg/m3.
The current carbon monoxide (CO) level in Newton, Massachusetts is 0.2 ppm.
The current sulfur dioxide (SO2) concentration in Newton, Massachusetts is 0.578 ppb.
Newton, Massachusetts currently has an ozone (O3) concentration of 37.679 ppm.
The current level of nitrogen dioxide (NO2) in Newton, Massachusetts is 14.091 ppb.
All Rights Reserved © Ambee Inc. 2025