What is the current level of PM10 in Westerly, Rhode Island?

Westerly, Rhode Island currently has a PM10 concentration of 6.456 μg/m3.

What is the current level of sulfur dioxide (SO2) in Westerly, Rhode Island?

The current sulfur dioxide (SO2) concentration in Westerly, Rhode Island is 0.476 ppb.

What is the current level of ozone (O3) in Westerly, Rhode Island?

Westerly, Rhode Island currently has an ozone (O3) concentration of 23 ppm.

What is the current level of nitrogen dioxide (NO2) in Westerly, Rhode Island?

The current level of nitrogen dioxide (NO2) in Westerly, Rhode Island is 5.538 ppb.

Current air quality index in Westerly, Rhode Island today

Q: What is the PM2.5 concentration in Westerly, Rhode Island right now?

Westerly, Rhode Island currently has a PM2.5 concentration of 1.512 μg/m3.

Stay updated with real-time air quality in Westerly, Rhode Island featuring accurate data on AQI, PM_2.5, 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)

Good

Westerly, Rhode Island

Last updated: ... (Local time)

Common air pollutants in Westerly, Rhode Island

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

1.51 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

6.46 μg/m³

155

255

425

605+

Ozone (O₃)

23.00 ppb

201

201+

Sulfur Dioxide (SO₂)

0.48 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.54 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Westerly, Rhode Island

Get Live Pollen Counts

Westerly, Rhode Island

Scroll To Air Quality Map

Track live Westerly, Rhode Island air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-26T23:00:00.000Z	34 \| good	1.771 \| good	14.349 \| good	37 \| good	0.193 \| good	1.456 \| good	0.15 \| good
2026-09-27T00:00:00.000Z	34 \| good	1.072 \| good	13.041 \| good	37 \| good	0.212 \| good	1.228 \| good	0.15 \| good
2026-09-27T01:00:00.000Z	34 \| good	1.661 \| good	11.052 \| good	37 \| good	0.244 \| good	1.396 \| good	0.15 \| good
2026-09-27T02:00:00.000Z	35 \| good	1.175 \| good	10.135 \| good	38 \| good	0.227 \| good	1.198 \| good	0.176 \| good
2026-09-27T03:00:00.000Z	30 \| good	3.36 \| good	15.024 \| good	32.052 \| good	0.1 \| good	1.195 \| good	0.129 \| good
2026-09-27T04:00:00.000Z	32 \| good	0.818 \| good	21.44 \| good	35 \| good	0.395 \| good	1.273 \| good	0.15 \| good
2026-09-27T05:00:00.000Z	31 \| good	1.372 \| good	15.159 \| good	33 \| good	0.498 \| good	1.338 \| good	0.15 \| good
2026-09-27T06:00:00.000Z	29 \| good	1.655 \| good	8.069 \| good	31 \| good	0.38 \| good	1.131 \| good	0.15 \| good
2026-09-27T07:00:00.000Z	29 \| good	1.833 \| good	15.113 \| good	31 \| good	0.38 \| good	0.947 \| good	0.149 \| good
2026-09-27T08:00:00.000Z	29 \| good	1.292 \| good	17.952 \| good	31 \| good	0.421 \| good	1.145 \| good	0.15 \| good
2026-09-27T09:00:00.000Z	29 \| good	0.8 \| good	3.941 \| good	31 \| good	0.396 \| good	1.02 \| good	0.15 \| good
2026-09-27T10:00:00.000Z	30 \| good	1.993 \| good	11.962 \| good	32 \| good	0.38 \| good	1.281 \| good	0.15 \| good
2026-09-27T11:00:00.000Z	30 \| good	1.606 \| good	13.378 \| good	32 \| good	0.38 \| good	1.4 \| good	0.15 \| good
2026-09-27T12:00:00.000Z	30 \| good	1.629 \| good	7.504 \| good	32 \| good	0.421 \| good	1.075 \| good	0.15 \| good
2026-09-27T13:00:00.000Z	30 \| good	1.139 \| good	3.747 \| good	32 \| good	0.421 \| good	1.436 \| good	0.173 \| good
2026-09-27T14:00:00.000Z	29 \| good	1.119 \| good	7.029 \| good	31 \| good	0.396 \| good	1.644 \| good	0.176 \| good
2026-09-27T15:00:00.000Z	28 \| good	0.666 \| good	2.254 \| good	30 \| good	0.249 \| good	2.173 \| good	0.194 \| good
2026-09-27T16:00:00.000Z	28 \| good	0.792 \| good	3.969 \| good	30 \| good	0.406 \| good	2.204 \| good	0.217 \| good
2026-09-27T17:00:00.000Z	27 \| good	0.759 \| good	3.01 \| good	29 \| good	0.396 \| good	2.521 \| good	0.244 \| good
2026-09-27T18:00:00.000Z	27 \| good	1.378 \| good	4.769 \| good	29 \| good	0.54 \| good	2.626 \| good	0.233 \| good
2026-09-27T19:00:00.000Z	27 \| good	1.043 \| good	2.391 \| good	29 \| good	0.225 \| good	2.734 \| good	0.233 \| good
2026-09-27T20:00:00.000Z	27 \| good	1.486 \| good	8.241 \| good	29 \| good	0.38 \| good	2.257 \| good	0.209 \| good
2026-09-27T21:00:00.000Z	26 \| good	1.249 \| good	5.898 \| good	28 \| good	0.381 \| good	2.613 \| good	0.209 \| good
2026-09-27T22:00:00.000Z	27 \| good	0.835 \| good	4.193 \| good	29 \| good	0.396 \| good	2.924 \| good	0.209 \| good
2026-09-27T23:00:00.000Z	27 \| good	0.989 \| good	4.406 \| good	29 \| good	0.396 \| good	3.158 \| good	0.209 \| good
2026-09-28T00:00:00.000Z	28 \| good	1.103 \| good	7.725 \| good	30 \| good	0.356 \| good	1.904 \| good	0.194 \| good
2026-09-28T01:00:00.000Z	28 \| good	1.068 \| good	7.101 \| good	30 \| good	0.381 \| good	1.965 \| good	0.176 \| good
2026-09-28T02:00:00.000Z	28 \| good	0.825 \| good	4.515 \| good	30 \| good	0.38 \| good	1.806 \| good	0.176 \| good
2026-09-28T03:00:00.000Z	33 \| good	5.688 \| good	24.562 \| good	32.489 \| good	0.182 \| good	1.804 \| good	0.127 \| good
2026-09-28T04:00:00.000Z	29 \| good	0.814 \| good	10.473 \| good	31 \| good	0.355 \| good	1.462 \| good	0.176 \| good
2026-09-28T05:00:00.000Z	29 \| good	1.472 \| good	4.784 \| good	31 \| good	0.511 \| good	1.369 \| good	0.15 \| good
2026-09-28T06:00:00.000Z	28 \| good	1.475 \| good	4.972 \| good	30 \| good	0.381 \| good	1.65 \| good	0.133 \| good
2026-09-28T07:00:00.000Z	27 \| good	1.705 \| good	4.5 \| good	29 \| good	0.381 \| good	1.642 \| good	0.131 \| good
2026-09-28T08:00:00.000Z	27 \| good	2.121 \| good	9.322 \| good	29 \| good	0.524 \| good	2.405 \| good	0.133 \| good
2026-09-28T09:00:00.000Z	28 \| good	1.081 \| good	4.263 \| good	30 \| good	0.495 \| good	2.846 \| good	0.159 \| good
2026-09-28T10:00:00.000Z	29 \| good	0.888 \| good	2.778 \| good	31 \| good	0.21 \| good	4.29 \| good	0.186 \| good
2026-09-28T11:00:00.000Z	29 \| good	1.565 \| good	4.98 \| good	31 \| good	0.38 \| good	6.042 \| good	0.203 \| good
2026-09-28T12:00:00.000Z	28 \| good	0.923 \| good	3.466 \| good	30 \| good	0.484 \| good	4.66 \| good	0.244 \| good
2026-09-28T13:00:00.000Z	26 \| good	1.056 \| good	4.4 \| good	28 \| good	0.484 \| good	3.779 \| good	0.272 \| good
2026-09-28T14:00:00.000Z	24 \| good	1.647 \| good	5.038 \| good	26 \| good	0.488 \| good	4.328 \| good	0.287 \| good
2026-09-28T15:00:00.000Z	23 \| good	1.038 \| good	5.207 \| good	25 \| good	0.476 \| good	3.8 \| good	0.27 \| good
2026-09-28T16:00:00.000Z	23 \| good	1.368 \| good	3.968 \| good	25 \| good	0.488 \| good	6.109 \| good	0.244 \| good
2026-09-28T17:00:00.000Z	23 \| good	1.169 \| good	2.218 \| good	25 \| good	0.615 \| good	6.268 \| good	0.27 \| good
2026-09-28T18:00:00.000Z	24 \| good	1.252 \| good	5.552 \| good	26 \| good	0.587 \| good	5.699 \| good	0.286 \| good
2026-09-28T19:00:00.000Z	23 \| good	1.472 \| good	3.008 \| good	25 \| good	0.501 \| good	4.487 \| good	0.286 \| good
2026-09-28T20:00:00.000Z	22 \| good	2.274 \| good	9.053 \| good	24 \| good	0.6 \| good	4.773 \| good	0.286 \| good
2026-09-28T21:00:00.000Z	21 \| good	1.512 \| good	6.456 \| good	23 \| good	0.476 \| good	5.538 \| good	0.286 \| good
2026-09-28T22:00:00.000Z	20 \| good	1.36 \| good	3.18 \| good	22 \| good	0.586 \| good	3.795 \| good	0.286 \| good
2026-09-28T22:00:00.000Z	21 \| good	1.512 \| good	6.456 \| good	23 \| good	0.476 \| good	5.538 \| good	0.286 \| good
2026-09-28T23:00:00.000Z	17 \| good	3.459 \| good	14.962 \| good	18.099 \| good	0.205 \| good	4.047 \| good	0.166 \| good
2026-09-29T00:00:00.000Z	22 \| good	3.985 \| good	17.583 \| good	19.653 \| good	0.238 \| good	4.439 \| good	0.169 \| good
2026-09-29T01:00:00.000Z	22 \| good	3.625 \| good	15.91 \| good	19.2 \| good	0.244 \| good	4.777 \| good	0.171 \| good
2026-09-29T02:00:00.000Z	18 \| good	3.299 \| good	14.564 \| good	18.643 \| good	0.238 \| good	4.875 \| good	0.171 \| good
2026-09-29T03:00:00.000Z	17 \| good	3.056 \| good	12.33 \| good	17.811 \| good	0.226 \| good	4.82 \| good	0.17 \| good
2026-09-29T04:00:00.000Z	16 \| good	3.02 \| good	12.184 \| good	16.886 \| good	0.214 \| good	4.31 \| good	0.166 \| good
2026-09-29T05:00:00.000Z	16 \| good	2.621 \| good	10.705 \| good	17.478 \| good	0.2 \| good	3.784 \| good	0.162 \| good
2026-09-29T06:00:00.000Z	17 \| good	2.485 \| good	10.005 \| good	17.931 \| good	0.19 \| good	3.307 \| good	0.158 \| good
2026-09-29T07:00:00.000Z	18 \| good	2.464 \| good	9.99 \| good	18.881 \| good	0.179 \| good	2.973 \| good	0.154 \| good
2026-09-29T08:00:00.000Z	17 \| good	2.907 \| good	12 \| good	18.194 \| good	0.167 \| good	2.789 \| good	0.151 \| good
2026-09-29T09:00:00.000Z	14 \| good	2.331 \| good	9.942 \| good	15.179 \| good	0.158 \| good	2.751 \| good	0.15 \| good
2026-09-29T10:00:00.000Z	15 \| good	2.075 \| good	8.497 \| good	16.142 \| good	0.153 \| good	2.831 \| good	0.149 \| good
2026-09-29T11:00:00.000Z	15 \| good	1.808 \| good	7.777 \| good	15.593 \| good	0.149 \| good	3.184 \| good	0.152 \| good
2026-09-29T12:00:00.000Z	15 \| good	1.872 \| good	7.894 \| good	15.813 \| good	0.146 \| good	3.249 \| good	0.157 \| good
2026-09-29T13:00:00.000Z	17 \| good	1.248 \| good	4.964 \| good	18.009 \| good	0.149 \| good	2.579 \| good	0.156 \| good
2026-09-29T14:00:00.000Z	20 \| good	1.022 \| good	4.059 \| good	22.101 \| good	0.156 \| good	2.111 \| good	0.156 \| good
2026-09-29T15:00:00.000Z	22 \| good	1.577 \| good	6.09 \| good	24.116 \| good	0.164 \| good	1.822 \| good	0.155 \| good
2026-09-29T16:00:00.000Z	23 \| good	1.563 \| good	6.506 \| good	25.238 \| good	0.167 \| good	1.74 \| good	0.155 \| good
2026-09-29T17:00:00.000Z	25 \| good	1.452 \| good	5.729 \| good	26.945 \| good	0.169 \| good	1.889 \| good	0.158 \| good
2026-09-29T18:00:00.000Z	27 \| good	1.156 \| good	4.932 \| good	29.445 \| good	0.173 \| good	2.311 \| good	0.163 \| good
2026-09-29T19:00:00.000Z	30 \| good	1.281 \| good	5.111 \| good	32.354 \| good	0.191 \| good	2.958 \| good	0.169 \| good
2026-09-29T20:00:00.000Z	30 \| good	1.473 \| good	5.985 \| good	32.327 \| good	0.213 \| good	3.77 \| good	0.174 \| good
2026-09-29T21:00:00.000Z	28 \| good	1.774 \| good	7.441 \| good	30.231 \| good	0.225 \| good	4.775 \| good	0.181 \| good
2026-09-29T22:00:00.000Z	26 \| good	1.86 \| good	7.485 \| good	28.209 \| good	0.23 \| good	6.221 \| good	0.189 \| good
2026-09-29T23:00:00.000Z	24 \| good	2.395 \| good	9.462 \| good	25.695 \| good	0.241 \| good	7.333 \| good	0.198 \| good
2026-09-30T00:00:00.000Z	26 \| good	4.483 \| good	19.136 \| good	28.401 \| good	0.273 \| good	7.12 \| good	0.199 \| good
2026-09-30T01:00:00.000Z	27 \| good	4.518 \| good	19.593 \| good	27.018 \| good	0.259 \| good	6.782 \| good	0.198 \| good
2026-09-30T02:00:00.000Z	27 \| good	4.851 \| good	20.981 \| good	24.691 \| good	0.251 \| good	6.622 \| good	0.198 \| good
2026-09-30T03:00:00.000Z	27 \| good	4.9 \| good	21.08 \| good	24.261 \| good	0.254 \| good	6.587 \| good	0.198 \| good
2026-09-30T04:00:00.000Z	27 \| good	4.95 \| good	21.116 \| good	23.291 \| good	0.271 \| good	6.42 \| good	0.197 \| good
2026-09-30T05:00:00.000Z	27 \| good	5.108 \| good	22.012 \| good	19.947 \| good	0.299 \| good	6.195 \| good	0.196 \| good
2026-09-30T06:00:00.000Z	33 \| good	6.233 \| good	27.564 \| good	17.023 \| good	0.337 \| good	5.988 \| good	0.193 \| good
2026-09-30T07:00:00.000Z	38 \| good	6.985 \| good	30.595 \| good	15.066 \| good	0.366 \| good	5.934 \| good	0.192 \| good
2026-09-30T08:00:00.000Z	44 \| good	8.391 \| good	37.063 \| good	13.026 \| good	0.396 \| good	6.041 \| good	0.192 \| good
2026-09-30T09:00:00.000Z	44 \| good	7.575 \| good	33.202 \| good	10.838 \| good	0.414 \| good	6.26 \| good	0.192 \| good
2026-09-30T10:00:00.000Z	33 \| good	6.227 \| good	27.316 \| good	11.354 \| good	0.428 \| good	6.404 \| good	0.193 \| good
2026-09-30T11:00:00.000Z	27 \| good	4.588 \| good	20.133 \| good	13.504 \| good	0.436 \| good	6.478 \| good	0.196 \| good
2026-09-30T12:00:00.000Z	22 \| good	3.788 \| good	16.518 \| good	17.091 \| good	0.435 \| good	5.672 \| good	0.201 \| good
2026-09-30T13:00:00.000Z	20 \| good	3.244 \| good	13.813 \| good	21.588 \| good	0.45 \| good	4.424 \| good	0.199 \| good
2026-09-30T14:00:00.000Z	24 \| good	2.619 \| good	10.661 \| good	26.378 \| good	0.442 \| good	3.382 \| good	0.194 \| good
2026-09-30T15:00:00.000Z	28 \| good	3.21 \| good	13.975 \| good	30.15 \| good	0.422 \| good	2.718 \| good	0.19 \| good
2026-09-30T16:00:00.000Z	30 \| good	3.765 \| good	16.284 \| good	32.462 \| good	0.403 \| good	2.425 \| good	0.188 \| good
2026-09-30T17:00:00.000Z	31 \| good	4.494 \| good	19.708 \| good	33.664 \| good	0.384 \| good	2.416 \| good	0.189 \| good
2026-09-30T18:00:00.000Z	34 \| good	4.64 \| good	20.113 \| good	36.984 \| good	0.375 \| good	2.456 \| good	0.192 \| good
2026-09-30T19:00:00.000Z	36 \| good	4.214 \| good	18.528 \| good	39.158 \| good	0.388 \| good	2.152 \| good	0.188 \| good
2026-09-30T20:00:00.000Z	37 \| good	4.346 \| good	18.966 \| good	39.522 \| good	0.382 \| good	2.229 \| good	0.186 \| good
2026-09-30T21:00:00.000Z	35 \| good	4.32 \| good	18.649 \| good	37.788 \| good	0.375 \| good	2.885 \| good	0.191 \| good
2026-09-30T22:00:00.000Z	34 \| good	4.637 \| good	20.181 \| good	37.387 \| good	0.367 \| good	4.187 \| good	0.204 \| good

Westerly

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Westerly, Rhode Island

0.28ppm

How accurate is Rhode Island, USA air quality data?

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

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Frequently asked questions

How frequently does the air quality data for Westerly, Rhode Island get updated?

Air quality updates for Westerly, Rhode Island are available every hour.

What time in the past 24 hours saw the poorest air quality in Westerly, Rhode Island?

Westerly, Rhode Island experienced its worst air quality at 03:00:00, 2026-09-28.

When was air quality in Westerly, Rhode Island the best over the past 24 hours?

The best air quality in Westerly, Rhode Island was observed at 09:00:00 on 2026-09-28.

What is the air quality in Westerly, Rhode Island right now?

The air quality in Westerly, Rhode Island right now is Good, with an AQI of 21.

What pollutant is most frequently found in Westerly, Rhode Island?

In Westerly, Rhode Island, O3 is the most frequently found pollutant.

What can I do if the air quality in Westerly, Rhode Island is poor?

When air quality in Westerly, Rhode Island is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Westerly, Rhode Island right now?

Westerly, Rhode Island currently has a PM_2.5 concentration of 1.512 μg/m³.

What is the current level of PM₁₀ in Westerly, Rhode Island?

Westerly, Rhode Island currently has a PM₁₀ concentration of 6.456 μg/m³.

What is the current level of carbon monoxide (CO) in Westerly, Rhode Island?

The current carbon monoxide (CO) level in Westerly, Rhode Island is 0.286 ppm.

What is the current level of sulfur dioxide (SO₂) in Westerly, Rhode Island?

The current sulfur dioxide (SO₂) concentration in Westerly, Rhode Island is 0.476 ppb.

What is the current level of ozone (O₃) in Westerly, Rhode Island?

Westerly, Rhode Island currently has an ozone (O₃) concentration of 23 ppm.

What is the current level of nitrogen dioxide (NO₂) in Westerly, Rhode Island?

The current level of nitrogen dioxide (NO₂) in Westerly, Rhode Island is 5.538 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-26T23:00:00.000Z	34 \| good	1.771 \| good	14.349 \| good	37 \| good	0.193 \| good	1.456 \| good	0.15 \| good
2026-09-27T00:00:00.000Z	34 \| good	1.072 \| good	13.041 \| good	37 \| good	0.212 \| good	1.228 \| good	0.15 \| good
2026-09-27T01:00:00.000Z	34 \| good	1.661 \| good	11.052 \| good	37 \| good	0.244 \| good	1.396 \| good	0.15 \| good
2026-09-27T02:00:00.000Z	35 \| good	1.175 \| good	10.135 \| good	38 \| good	0.227 \| good	1.198 \| good	0.176 \| good
2026-09-27T03:00:00.000Z	30 \| good	3.36 \| good	15.024 \| good	32.052 \| good	0.1 \| good	1.195 \| good	0.129 \| good
2026-09-27T04:00:00.000Z	32 \| good	0.818 \| good	21.44 \| good	35 \| good	0.395 \| good	1.273 \| good	0.15 \| good
2026-09-27T05:00:00.000Z	31 \| good	1.372 \| good	15.159 \| good	33 \| good	0.498 \| good	1.338 \| good	0.15 \| good
2026-09-27T06:00:00.000Z	29 \| good	1.655 \| good	8.069 \| good	31 \| good	0.38 \| good	1.131 \| good	0.15 \| good
2026-09-27T07:00:00.000Z	29 \| good	1.833 \| good	15.113 \| good	31 \| good	0.38 \| good	0.947 \| good	0.149 \| good
2026-09-27T08:00:00.000Z	29 \| good	1.292 \| good	17.952 \| good	31 \| good	0.421 \| good	1.145 \| good	0.15 \| good
2026-09-27T09:00:00.000Z	29 \| good	0.8 \| good	3.941 \| good	31 \| good	0.396 \| good	1.02 \| good	0.15 \| good
2026-09-27T10:00:00.000Z	30 \| good	1.993 \| good	11.962 \| good	32 \| good	0.38 \| good	1.281 \| good	0.15 \| good
2026-09-27T11:00:00.000Z	30 \| good	1.606 \| good	13.378 \| good	32 \| good	0.38 \| good	1.4 \| good	0.15 \| good
2026-09-27T12:00:00.000Z	30 \| good	1.629 \| good	7.504 \| good	32 \| good	0.421 \| good	1.075 \| good	0.15 \| good
2026-09-27T13:00:00.000Z	30 \| good	1.139 \| good	3.747 \| good	32 \| good	0.421 \| good	1.436 \| good	0.173 \| good
2026-09-27T14:00:00.000Z	29 \| good	1.119 \| good	7.029 \| good	31 \| good	0.396 \| good	1.644 \| good	0.176 \| good
2026-09-27T15:00:00.000Z	28 \| good	0.666 \| good	2.254 \| good	30 \| good	0.249 \| good	2.173 \| good	0.194 \| good
2026-09-27T16:00:00.000Z	28 \| good	0.792 \| good	3.969 \| good	30 \| good	0.406 \| good	2.204 \| good	0.217 \| good
2026-09-27T17:00:00.000Z	27 \| good	0.759 \| good	3.01 \| good	29 \| good	0.396 \| good	2.521 \| good	0.244 \| good
2026-09-27T18:00:00.000Z	27 \| good	1.378 \| good	4.769 \| good	29 \| good	0.54 \| good	2.626 \| good	0.233 \| good
2026-09-27T19:00:00.000Z	27 \| good	1.043 \| good	2.391 \| good	29 \| good	0.225 \| good	2.734 \| good	0.233 \| good
2026-09-27T20:00:00.000Z	27 \| good	1.486 \| good	8.241 \| good	29 \| good	0.38 \| good	2.257 \| good	0.209 \| good
2026-09-27T21:00:00.000Z	26 \| good	1.249 \| good	5.898 \| good	28 \| good	0.381 \| good	2.613 \| good	0.209 \| good
2026-09-27T22:00:00.000Z	27 \| good	0.835 \| good	4.193 \| good	29 \| good	0.396 \| good	2.924 \| good	0.209 \| good
2026-09-27T23:00:00.000Z	27 \| good	0.989 \| good	4.406 \| good	29 \| good	0.396 \| good	3.158 \| good	0.209 \| good
2026-09-28T00:00:00.000Z	28 \| good	1.103 \| good	7.725 \| good	30 \| good	0.356 \| good	1.904 \| good	0.194 \| good
2026-09-28T01:00:00.000Z	28 \| good	1.068 \| good	7.101 \| good	30 \| good	0.381 \| good	1.965 \| good	0.176 \| good
2026-09-28T02:00:00.000Z	28 \| good	0.825 \| good	4.515 \| good	30 \| good	0.38 \| good	1.806 \| good	0.176 \| good
2026-09-28T03:00:00.000Z	33 \| good	5.688 \| good	24.562 \| good	32.489 \| good	0.182 \| good	1.804 \| good	0.127 \| good
2026-09-28T04:00:00.000Z	29 \| good	0.814 \| good	10.473 \| good	31 \| good	0.355 \| good	1.462 \| good	0.176 \| good
2026-09-28T05:00:00.000Z	29 \| good	1.472 \| good	4.784 \| good	31 \| good	0.511 \| good	1.369 \| good	0.15 \| good
2026-09-28T06:00:00.000Z	28 \| good	1.475 \| good	4.972 \| good	30 \| good	0.381 \| good	1.65 \| good	0.133 \| good
2026-09-28T07:00:00.000Z	27 \| good	1.705 \| good	4.5 \| good	29 \| good	0.381 \| good	1.642 \| good	0.131 \| good
2026-09-28T08:00:00.000Z	27 \| good	2.121 \| good	9.322 \| good	29 \| good	0.524 \| good	2.405 \| good	0.133 \| good
2026-09-28T09:00:00.000Z	28 \| good	1.081 \| good	4.263 \| good	30 \| good	0.495 \| good	2.846 \| good	0.159 \| good
2026-09-28T10:00:00.000Z	29 \| good	0.888 \| good	2.778 \| good	31 \| good	0.21 \| good	4.29 \| good	0.186 \| good
2026-09-28T11:00:00.000Z	29 \| good	1.565 \| good	4.98 \| good	31 \| good	0.38 \| good	6.042 \| good	0.203 \| good
2026-09-28T12:00:00.000Z	28 \| good	0.923 \| good	3.466 \| good	30 \| good	0.484 \| good	4.66 \| good	0.244 \| good
2026-09-28T13:00:00.000Z	26 \| good	1.056 \| good	4.4 \| good	28 \| good	0.484 \| good	3.779 \| good	0.272 \| good
2026-09-28T14:00:00.000Z	24 \| good	1.647 \| good	5.038 \| good	26 \| good	0.488 \| good	4.328 \| good	0.287 \| good
2026-09-28T15:00:00.000Z	23 \| good	1.038 \| good	5.207 \| good	25 \| good	0.476 \| good	3.8 \| good	0.27 \| good
2026-09-28T16:00:00.000Z	23 \| good	1.368 \| good	3.968 \| good	25 \| good	0.488 \| good	6.109 \| good	0.244 \| good
2026-09-28T17:00:00.000Z	23 \| good	1.169 \| good	2.218 \| good	25 \| good	0.615 \| good	6.268 \| good	0.27 \| good
2026-09-28T18:00:00.000Z	24 \| good	1.252 \| good	5.552 \| good	26 \| good	0.587 \| good	5.699 \| good	0.286 \| good
2026-09-28T19:00:00.000Z	23 \| good	1.472 \| good	3.008 \| good	25 \| good	0.501 \| good	4.487 \| good	0.286 \| good
2026-09-28T20:00:00.000Z	22 \| good	2.274 \| good	9.053 \| good	24 \| good	0.6 \| good	4.773 \| good	0.286 \| good
2026-09-28T21:00:00.000Z	21 \| good	1.512 \| good	6.456 \| good	23 \| good	0.476 \| good	5.538 \| good	0.286 \| good
2026-09-28T22:00:00.000Z	20 \| good	1.36 \| good	3.18 \| good	22 \| good	0.586 \| good	3.795 \| good	0.286 \| good
2026-09-28T22:00:00.000Z	21 \| good	1.512 \| good	6.456 \| good	23 \| good	0.476 \| good	5.538 \| good	0.286 \| good
2026-09-28T23:00:00.000Z	17 \| good	3.459 \| good	14.962 \| good	18.099 \| good	0.205 \| good	4.047 \| good	0.166 \| good
2026-09-29T00:00:00.000Z	22 \| good	3.985 \| good	17.583 \| good	19.653 \| good	0.238 \| good	4.439 \| good	0.169 \| good
2026-09-29T01:00:00.000Z	22 \| good	3.625 \| good	15.91 \| good	19.2 \| good	0.244 \| good	4.777 \| good	0.171 \| good
2026-09-29T02:00:00.000Z	18 \| good	3.299 \| good	14.564 \| good	18.643 \| good	0.238 \| good	4.875 \| good	0.171 \| good
2026-09-29T03:00:00.000Z	17 \| good	3.056 \| good	12.33 \| good	17.811 \| good	0.226 \| good	4.82 \| good	0.17 \| good
2026-09-29T04:00:00.000Z	16 \| good	3.02 \| good	12.184 \| good	16.886 \| good	0.214 \| good	4.31 \| good	0.166 \| good
2026-09-29T05:00:00.000Z	16 \| good	2.621 \| good	10.705 \| good	17.478 \| good	0.2 \| good	3.784 \| good	0.162 \| good
2026-09-29T06:00:00.000Z	17 \| good	2.485 \| good	10.005 \| good	17.931 \| good	0.19 \| good	3.307 \| good	0.158 \| good
2026-09-29T07:00:00.000Z	18 \| good	2.464 \| good	9.99 \| good	18.881 \| good	0.179 \| good	2.973 \| good	0.154 \| good
2026-09-29T08:00:00.000Z	17 \| good	2.907 \| good	12 \| good	18.194 \| good	0.167 \| good	2.789 \| good	0.151 \| good
2026-09-29T09:00:00.000Z	14 \| good	2.331 \| good	9.942 \| good	15.179 \| good	0.158 \| good	2.751 \| good	0.15 \| good
2026-09-29T10:00:00.000Z	15 \| good	2.075 \| good	8.497 \| good	16.142 \| good	0.153 \| good	2.831 \| good	0.149 \| good
2026-09-29T11:00:00.000Z	15 \| good	1.808 \| good	7.777 \| good	15.593 \| good	0.149 \| good	3.184 \| good	0.152 \| good
2026-09-29T12:00:00.000Z	15 \| good	1.872 \| good	7.894 \| good	15.813 \| good	0.146 \| good	3.249 \| good	0.157 \| good
2026-09-29T13:00:00.000Z	17 \| good	1.248 \| good	4.964 \| good	18.009 \| good	0.149 \| good	2.579 \| good	0.156 \| good
2026-09-29T14:00:00.000Z	20 \| good	1.022 \| good	4.059 \| good	22.101 \| good	0.156 \| good	2.111 \| good	0.156 \| good
2026-09-29T15:00:00.000Z	22 \| good	1.577 \| good	6.09 \| good	24.116 \| good	0.164 \| good	1.822 \| good	0.155 \| good
2026-09-29T16:00:00.000Z	23 \| good	1.563 \| good	6.506 \| good	25.238 \| good	0.167 \| good	1.74 \| good	0.155 \| good
2026-09-29T17:00:00.000Z	25 \| good	1.452 \| good	5.729 \| good	26.945 \| good	0.169 \| good	1.889 \| good	0.158 \| good
2026-09-29T18:00:00.000Z	27 \| good	1.156 \| good	4.932 \| good	29.445 \| good	0.173 \| good	2.311 \| good	0.163 \| good
2026-09-29T19:00:00.000Z	30 \| good	1.281 \| good	5.111 \| good	32.354 \| good	0.191 \| good	2.958 \| good	0.169 \| good
2026-09-29T20:00:00.000Z	30 \| good	1.473 \| good	5.985 \| good	32.327 \| good	0.213 \| good	3.77 \| good	0.174 \| good
2026-09-29T21:00:00.000Z	28 \| good	1.774 \| good	7.441 \| good	30.231 \| good	0.225 \| good	4.775 \| good	0.181 \| good
2026-09-29T22:00:00.000Z	26 \| good	1.86 \| good	7.485 \| good	28.209 \| good	0.23 \| good	6.221 \| good	0.189 \| good
2026-09-29T23:00:00.000Z	24 \| good	2.395 \| good	9.462 \| good	25.695 \| good	0.241 \| good	7.333 \| good	0.198 \| good
2026-09-30T00:00:00.000Z	26 \| good	4.483 \| good	19.136 \| good	28.401 \| good	0.273 \| good	7.12 \| good	0.199 \| good
2026-09-30T01:00:00.000Z	27 \| good	4.518 \| good	19.593 \| good	27.018 \| good	0.259 \| good	6.782 \| good	0.198 \| good
2026-09-30T02:00:00.000Z	27 \| good	4.851 \| good	20.981 \| good	24.691 \| good	0.251 \| good	6.622 \| good	0.198 \| good
2026-09-30T03:00:00.000Z	27 \| good	4.9 \| good	21.08 \| good	24.261 \| good	0.254 \| good	6.587 \| good	0.198 \| good
2026-09-30T04:00:00.000Z	27 \| good	4.95 \| good	21.116 \| good	23.291 \| good	0.271 \| good	6.42 \| good	0.197 \| good
2026-09-30T05:00:00.000Z	27 \| good	5.108 \| good	22.012 \| good	19.947 \| good	0.299 \| good	6.195 \| good	0.196 \| good
2026-09-30T06:00:00.000Z	33 \| good	6.233 \| good	27.564 \| good	17.023 \| good	0.337 \| good	5.988 \| good	0.193 \| good
2026-09-30T07:00:00.000Z	38 \| good	6.985 \| good	30.595 \| good	15.066 \| good	0.366 \| good	5.934 \| good	0.192 \| good
2026-09-30T08:00:00.000Z	44 \| good	8.391 \| good	37.063 \| good	13.026 \| good	0.396 \| good	6.041 \| good	0.192 \| good
2026-09-30T09:00:00.000Z	44 \| good	7.575 \| good	33.202 \| good	10.838 \| good	0.414 \| good	6.26 \| good	0.192 \| good
2026-09-30T10:00:00.000Z	33 \| good	6.227 \| good	27.316 \| good	11.354 \| good	0.428 \| good	6.404 \| good	0.193 \| good
2026-09-30T11:00:00.000Z	27 \| good	4.588 \| good	20.133 \| good	13.504 \| good	0.436 \| good	6.478 \| good	0.196 \| good
2026-09-30T12:00:00.000Z	22 \| good	3.788 \| good	16.518 \| good	17.091 \| good	0.435 \| good	5.672 \| good	0.201 \| good
2026-09-30T13:00:00.000Z	20 \| good	3.244 \| good	13.813 \| good	21.588 \| good	0.45 \| good	4.424 \| good	0.199 \| good
2026-09-30T14:00:00.000Z	24 \| good	2.619 \| good	10.661 \| good	26.378 \| good	0.442 \| good	3.382 \| good	0.194 \| good
2026-09-30T15:00:00.000Z	28 \| good	3.21 \| good	13.975 \| good	30.15 \| good	0.422 \| good	2.718 \| good	0.19 \| good
2026-09-30T16:00:00.000Z	30 \| good	3.765 \| good	16.284 \| good	32.462 \| good	0.403 \| good	2.425 \| good	0.188 \| good
2026-09-30T17:00:00.000Z	31 \| good	4.494 \| good	19.708 \| good	33.664 \| good	0.384 \| good	2.416 \| good	0.189 \| good
2026-09-30T18:00:00.000Z	34 \| good	4.64 \| good	20.113 \| good	36.984 \| good	0.375 \| good	2.456 \| good	0.192 \| good
2026-09-30T19:00:00.000Z	36 \| good	4.214 \| good	18.528 \| good	39.158 \| good	0.388 \| good	2.152 \| good	0.188 \| good
2026-09-30T20:00:00.000Z	37 \| good	4.346 \| good	18.966 \| good	39.522 \| good	0.382 \| good	2.229 \| good	0.186 \| good
2026-09-30T21:00:00.000Z	35 \| good	4.32 \| good	18.649 \| good	37.788 \| good	0.375 \| good	2.885 \| good	0.191 \| good
2026-09-30T22:00:00.000Z	34 \| good	4.637 \| good	20.181 \| good	37.387 \| good	0.367 \| good	4.187 \| good	0.204 \| good

Current air quality index in Westerly, Rhode Island today

Common air pollutants in Westerly, Rhode Island

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Westerly, Rhode Island air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Westerly, Rhode Island

Air quality in nearby cities

Stonington, Connecticut

Ledyard, Connecticut

Groton, Connecticut

New London, Connecticut

Norwich, Connecticut

Waterford, Connecticut

How accurate is Rhode Island, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently does the air quality data for Westerly, Rhode Island get updated?

What time in the past 24 hours saw the poorest air quality in Westerly, Rhode Island?

When was air quality in Westerly, Rhode Island the best over the past 24 hours?

What is the air quality in Westerly, Rhode Island right now?

What pollutant is most frequently found in Westerly, Rhode Island?

What can I do if the air quality in Westerly, Rhode Island is poor?

What is the PM2.5 concentration in Westerly, Rhode Island right now?

What is the current level of PM10 in Westerly, Rhode Island?

What is the current level of carbon monoxide (CO) in Westerly, Rhode Island?

What is the current level of sulfur dioxide (SO2) in Westerly, Rhode Island?

What is the current level of ozone (O3) in Westerly, Rhode Island?

What is the current level of nitrogen dioxide (NO2) in Westerly, Rhode Island?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Westerly, Rhode Island right now?

What is the current level of PM₁₀ in Westerly, Rhode Island?

What is the current level of sulfur dioxide (SO₂) in Westerly, Rhode Island?

What is the current level of ozone (O₃) in Westerly, Rhode Island?

What is the current level of nitrogen dioxide (NO₂) in Westerly, Rhode Island?