Stay updated with real-time air quality in Rehoboth, 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)
21
Good
Rehoboth, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.26 μg/m³
0
55
155
255
425
605+
23.11 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
2.95 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Rehoboth, Massachusetts
Rehoboth, Massachusetts
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AQI 21
Good
1.69μg/m³
PM2.5
6.95μg/m³
PM10
22.88ppb
O3
0.19ppb
SO2
4.52ppb
NO2
0.25ppm
CO
AQI 21
Good
2.01μg/m³
PM2.5
8.41μg/m³
PM10
23.01ppb
O3
0.27ppb
SO2
4.02ppb
NO2
0.26ppm
CO
AQI 21
Good
1.67μg/m³
PM2.5
6.83μg/m³
PM10
22.91ppb
O3
0.16ppb
SO2
4.20ppb
NO2
0.23ppm
CO
AQI 22
Good
1.10μg/m³
PM2.5
4.34μg/m³
PM10
23.67ppb
O3
0.43ppb
SO2
4.95ppb
NO2
0.27ppm
CO
AQI 22
Good
1.05μg/m³
PM2.5
4.11μg/m³
PM10
23.75ppb
O3
0.45ppb
SO2
4.91ppb
NO2
0.27ppm
CO
AQI 21
Good
1.58μg/m³
PM2.5
6.58μg/m³
PM10
22.96ppb
O3
0.28ppb
SO2
5.42ppb
NO2
0.29ppm
CO
Air quality data and pollutant measurements for Massachusetts, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Rehoboth, Massachusetts is updated every hour.
The worst air quality in Rehoboth, Massachusetts in the last 24 hours was observed at 03:00:00 on 2026-09-28.
In the last 24 hrs, the best air quality in Rehoboth, Massachusetts was observed at 10:00:00 on 2026-09-28.
The current air quality in Rehoboth, Massachusetts is 21, categorized as Good based on real-time data.
The most common pollutant in Rehoboth, Massachusetts is O3.
If the air quality in Rehoboth, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Rehoboth, Massachusetts is 1.294 μg/m3.
The current PM10 concentration at Rehoboth, Massachusetts is 5.258 μg/m3.
The current carbon monoxide (CO) concentration at Rehoboth, Massachusetts is 0.263 ppm.
The current sulfur dioxide (SO2) concentration at Rehoboth, Massachusetts is 0.431 ppb.
The current ozone (O3) concentration at Rehoboth, Massachusetts is 23.108 ppm.
The current nitrogen dioxide (NO2) concentration at Rehoboth, Massachusetts is 2.947 ppb.
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