Stay updated with real-time air quality in Westerly, Rhode Island 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)
41
Good
Westerly, Rhode Island
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.31 μg/m³
0
55
155
255
425
605+
44.41 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
4.89 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Westerly, Rhode Island
Westerly, Rhode Island
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AQI 58
Moderate
6.11μg/m³
PM2.5
17.27μg/m³
PM10
57.32ppb
O3
0.24ppb
SO2
5.15ppb
NO2
0.28ppm
CO
AQI 61
Moderate
7.07μg/m³
PM2.5
13.95μg/m³
PM10
58.06ppb
O3
0.27ppb
SO2
4.79ppb
NO2
0.28ppm
CO
AQI 77
Moderate
7.89μg/m³
PM2.5
13.04μg/m³
PM10
62.90ppb
O3
0.22ppb
SO2
4.99ppb
NO2
0.26ppm
CO
AQI 77
Moderate
7.89μg/m³
PM2.5
13.04μg/m³
PM10
62.90ppb
O3
0.22ppb
SO2
4.99ppb
NO2
0.26ppm
CO
AQI 77
Moderate
7.61μg/m³
PM2.5
24.70μg/m³
PM10
62.69ppb
O3
0.21ppb
SO2
4.60ppb
NO2
0.26ppm
CO
AQI 74
Moderate
7.77μg/m³
PM2.5
13.54μg/m³
PM10
62.08ppb
O3
0.22ppb
SO2
4.92ppb
NO2
0.26ppm
CO
The air quality data for Rhode Island, 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 Westerly, Rhode Island are available every hour.
Westerly, Rhode Island experienced its worst air quality at 10:00:00, 2026-08-08.
The best air quality in Westerly, Rhode Island was observed at 11:00:00 on 2026-08-08.
The air quality in Westerly, Rhode Island right now is Good, with an AQI of 41.
In Westerly, Rhode Island, O3 is the most frequently found pollutant.
When air quality in Westerly, Rhode Island is compromised, staying indoors and wearing a mask can reduce health risks.
Westerly, Rhode Island currently has a PM2.5 concentration of 7.439 μg/m3.
Westerly, Rhode Island currently has a PM10 concentration of 19.313 μg/m3.
The current carbon monoxide (CO) level in Westerly, Rhode Island is 0.291 ppm.
The current sulfur dioxide (SO2) concentration in Westerly, Rhode Island is 0.241 ppb.
Westerly, Rhode Island currently has an ozone (O3) concentration of 44.413 ppm.
The current level of nitrogen dioxide (NO2) in Westerly, Rhode Island is 4.893 ppb.
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