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)
30
Good
Newton, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.95 μg/m³
0
55
155
255
425
605+
32.49 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
6.23 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Newton, Massachusetts
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AQI 24
Good
3.65μg/m³
PM2.5
14.68μg/m³
PM10
25.68ppb
O3
0.62ppb
SO2
8.23ppb
NO2
0.19ppm
CO
AQI 26
Good
3.49μg/m³
PM2.5
13.40μg/m³
PM10
27.60ppb
O3
0.52ppb
SO2
7.24ppb
NO2
0.20ppm
CO
AQI 31
Good
3.09μg/m³
PM2.5
15.50μg/m³
PM10
33.04ppb
O3
0.45ppb
SO2
6.37ppb
NO2
0.20ppm
CO
AQI 30
Good
2.87μg/m³
PM2.5
10.81μg/m³
PM10
31.75ppb
O3
0.49ppb
SO2
7.36ppb
NO2
0.20ppm
CO
AQI 24
Good
3.66μg/m³
PM2.5
14.80μg/m³
PM10
25.77ppb
O3
0.62ppb
SO2
8.20ppb
NO2
0.19ppm
CO
AQI 24
Good
3.51μg/m³
PM2.5
13.78μg/m³
PM10
25.71ppb
O3
0.64ppb
SO2
8.36ppb
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 04:00:00, 2026-02-11.
The best air quality in Newton, Massachusetts was observed at 01:00:00 on 2026-02-12.
The air quality in Newton, Massachusetts right now is Good, with an AQI of 30.
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 3.523 μg/m3.
Newton, Massachusetts currently has a PM10 concentration of 15.95 μg/m3.
The current carbon monoxide (CO) level in Newton, Massachusetts is 0.189 ppm.
The current sulfur dioxide (SO2) concentration in Newton, Massachusetts is 0.385 ppb.
Newton, Massachusetts currently has an ozone (O3) concentration of 32.486 ppm.
The current level of nitrogen dioxide (NO2) in Newton, Massachusetts is 6.232 ppb.
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