What are the current PM10 levels at Weston, Connecticut?

The current PM10 levels in Weston, Connecticut are 18.944 μg/m3.

What are the current sulfur dioxide (SO2) levels at Weston, Connecticut?

The current sulfur dioxide (SO2) levels in Weston, Connecticut are 0.644 ppb.

What are the current ozone (O3) levels at Weston, Connecticut?

The current ozone (O3) levels at Weston, Connecticut is 23.458 ppm.

What are the current nitrogen dioxide (NO2) levels at Weston, Connecticut?

The current nitrogen dioxide (NO2) levels at Weston, Connecticut is 4.59 ppb.

Real-time air quality index in Weston, Connecticut today

Q: What are the current PM2.5 levels in Weston, Connecticut?

The measured PM2.5 levels in Weston, Connecticut at present are 3.916 μg/m3.

Stay updated with real-time air quality in Weston, Connecticut 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

Weston, Connecticut

Last updated: ... (Local time)

Common air pollutants in Weston, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.92 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

18.94 μg/m³

155

255

425

605+

Ozone (O₃)

23.46 ppb

201

201+

Sulfur Dioxide (SO₂)

0.64 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.59 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.28 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Weston, Connecticut

Get Live Pollen Counts

Weston, Connecticut

Scroll To Air Quality Map

Track live Weston, Connecticut air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-07T19:00:00.000Z	54 \| moderate	11.151 \| good	42.736 \| good	27.738 \| good	0.804 \| good	3.975 \| good	0.304 \| good
2025-12-07T20:00:00.000Z	54 \| moderate	11.408 \| good	34.072 \| good	29.348 \| good	0.591 \| good	7.971 \| good	0.312 \| good
2025-12-07T21:00:00.000Z	54 \| moderate	10.511 \| good	31.351 \| good	30.896 \| good	0.65 \| good	14.582 \| good	0.331 \| good
2025-12-07T22:00:00.000Z	52 \| moderate	9.828 \| good	32.704 \| good	28.968 \| good	0.583 \| good	11.604 \| good	0.328 \| good
2025-12-07T23:00:00.000Z	54 \| moderate	10.577 \| good	34.807 \| good	27.49 \| good	0.632 \| good	8.351 \| good	0.254 \| good
2025-12-08T00:00:00.000Z	54 \| moderate	11.365 \| good	27.844 \| good	26.381 \| good	0.532 \| good	8.095 \| good	0.328 \| good
2025-12-08T01:00:00.000Z	56 \| moderate	12.145 \| fine	38.657 \| good	26.42 \| good	0.506 \| good	7.214 \| good	0.345 \| good
2025-12-08T02:00:00.000Z	58 \| moderate	12.88 \| fine	54.62 \| good	24.427 \| good	0.521 \| good	6.735 \| good	0.269 \| good
2025-12-08T03:00:00.000Z	62 \| moderate	14.882 \| fine	35.471 \| good	25.45 \| good	0.68 \| good	7.057 \| good	0.238 \| good
2025-12-08T04:00:00.000Z	62 \| moderate	14.582 \| fine	44.802 \| good	25.352 \| good	0.687 \| good	8.493 \| good	0.238 \| good
2025-12-08T05:00:00.000Z	62 \| moderate	14.539 \| fine	39.834 \| good	27.095 \| good	0.631 \| good	10.849 \| good	0.203 \| good
2025-12-08T06:00:00.000Z	58 \| moderate	13.266 \| fine	41.76 \| good	25.02 \| good	0.563 \| good	14.46 \| good	0.218 \| good
2025-12-08T07:00:00.000Z	60 \| moderate	13.965 \| fine	45.154 \| good	24.842 \| good	0.508 \| good	12.674 \| good	0.285 \| good
2025-12-08T08:00:00.000Z	60 \| moderate	14.019 \| fine	55.5 \| fine	23.543 \| good	0.409 \| good	6.102 \| good	0.209 \| good
2025-12-08T09:00:00.000Z	38 \| good	6.659 \| good	20.922 \| good	23.147 \| good	0.326 \| good	3.173 \| good	0.167 \| good
2025-12-08T10:00:00.000Z	24 \| good	4.19 \| good	10.626 \| good	26.079 \| good	0.252 \| good	4.709 \| good	0.114 \| good
2025-12-08T11:00:00.000Z	27 \| good	3.393 \| good	7.764 \| good	28.515 \| good	0.251 \| good	5.98 \| good	0.176 \| good
2025-12-08T12:00:00.000Z	29 \| good	3.682 \| good	15.312 \| good	30.59 \| good	0.25 \| good	6.06 \| good	0.182 \| good
2025-12-08T13:00:00.000Z	31 \| good	3.261 \| good	8.874 \| good	34.06 \| good	0.271 \| good	5.817 \| good	0.212 \| good
2025-12-08T14:00:00.000Z	31 \| good	2.776 \| good	10.093 \| good	33.624 \| good	0.274 \| good	3.187 \| good	0.199 \| good
2025-12-08T15:00:00.000Z	30 \| good	2.361 \| good	7.486 \| good	32.46 \| good	0.296 \| good	2.374 \| good	0.199 \| good
2025-12-08T16:00:00.000Z	31 \| good	1.988 \| good	6.577 \| good	34.107 \| good	0.34 \| good	2.414 \| good	0.182 \| good
2025-12-08T17:00:00.000Z	32 \| good	1.914 \| good	6.497 \| good	34.696 \| good	0.291 \| good	2.352 \| good	0.175 \| good
2025-12-08T18:00:00.000Z	32 \| good	1.987 \| good	7.009 \| good	34.912 \| good	0.276 \| good	2.231 \| good	0.205 \| good
2025-12-08T19:00:00.000Z	32 \| good	2.084 \| good	7.724 \| good	34.708 \| good	0.201 \| good	3.041 \| good	0.159 \| good
2025-12-08T20:00:00.000Z	33 \| good	2.173 \| good	7.881 \| good	35.813 \| good	0.227 \| good	2.948 \| good	0.241 \| good
2025-12-08T21:00:00.000Z	34 \| good	2.408 \| good	9.501 \| good	36.87 \| good	0.331 \| good	4.35 \| good	0.194 \| good
2025-12-08T22:00:00.000Z	33 \| good	2.554 \| good	8.385 \| good	35.83 \| good	0.314 \| good	5.839 \| good	0.194 \| good
2025-12-08T23:00:00.000Z	29 \| good	2.663 \| good	9.287 \| good	30.86 \| good	0.337 \| good	6.675 \| good	0.194 \| good
2025-12-09T00:00:00.000Z	28 \| good	2.883 \| good	9.408 \| good	29.719 \| good	0.338 \| good	7.296 \| good	0.194 \| good
2025-12-09T01:00:00.000Z	30 \| good	3.177 \| good	10.439 \| good	31.576 \| good	0.387 \| good	7.364 \| good	0.194 \| good
2025-12-09T02:00:00.000Z	30 \| good	3.315 \| good	13.497 \| good	31.543 \| good	0.282 \| good	8.713 \| good	0.167 \| good
2025-12-09T03:00:00.000Z	26 \| good	0.233 \| good	1 \| good	27.92 \| good	0.776 \| good	7.602 \| good	0.179 \| good
2025-12-09T04:00:00.000Z	27 \| good	3.249 \| good	12.172 \| good	29.173 \| good	0.395 \| good	8.612 \| good	0.187 \| good
2025-12-09T05:00:00.000Z	28 \| good	3.357 \| good	10.133 \| good	29.674 \| good	0.421 \| good	7.134 \| good	0.207 \| good
2025-12-09T06:00:00.000Z	27 \| good	3.297 \| good	8.736 \| good	28.669 \| good	0.286 \| good	6.377 \| good	0.215 \| good
2025-12-09T07:00:00.000Z	29 \| good	2.856 \| good	7.793 \| good	31.106 \| good	0.296 \| good	6.021 \| good	0.217 \| good
2025-12-09T08:00:00.000Z	29 \| good	3.105 \| good	8.752 \| good	30.848 \| good	0.34 \| good	7.077 \| good	0.215 \| good
2025-12-09T09:00:00.000Z	26 \| good	2.887 \| good	6.59 \| good	27.62 \| good	0.304 \| good	9.606 \| good	0.195 \| good
2025-12-09T10:00:00.000Z	25 \| good	2.657 \| good	6.479 \| good	26.916 \| good	0.304 \| good	14.437 \| good	0.224 \| good
2025-12-09T11:00:00.000Z	24 \| good	3.381 \| good	11.238 \| good	26.489 \| good	0.367 \| good	14.005 \| good	0.258 \| good
2025-12-09T12:00:00.000Z	23 \| good	3.748 \| good	13.678 \| good	24.98 \| good	0.369 \| good	17.363 \| good	0.28 \| good
2025-12-09T13:00:00.000Z	28 \| good	3.467 \| good	12.75 \| good	29.747 \| good	0.376 \| good	17.432 \| good	0.306 \| good
2025-12-09T14:00:00.000Z	27 \| good	3.461 \| good	13.943 \| good	28.82 \| good	0.459 \| good	12.527 \| good	0.266 \| good
2025-12-09T15:00:00.000Z	25 \| good	3.887 \| good	12.215 \| good	27.387 \| good	0.675 \| good	8.268 \| good	0.265 \| good
2025-12-09T16:00:00.000Z	28 \| good	4.101 \| good	14.037 \| good	29.514 \| good	0.578 \| good	6.129 \| good	0.279 \| good
2025-12-09T17:00:00.000Z	22 \| good	3.916 \| good	18.944 \| good	23.458 \| good	0.644 \| good	4.59 \| good	0.279 \| good
2025-12-09T18:00:00.000Z	22 \| good	3.916 \| good	18.944 \| good	23.458 \| good	0.644 \| good	4.59 \| good	0.279 \| good
2025-12-09T19:00:00.000Z	25 \| good	3.669 \| good	16.353 \| good	27.416 \| good	1.644 \| good	10.206 \| good	0.175 \| good
2025-12-09T20:00:00.000Z	27 \| good	3.355 \| good	14.296 \| good	28.602 \| good	1.956 \| good	13.495 \| good	0.181 \| good
2025-12-09T21:00:00.000Z	30 \| good	2.779 \| good	11.367 \| good	32.034 \| good	2.267 \| good	16.783 \| good	0.186 \| good
2025-12-09T22:00:00.000Z	29 \| good	2.319 \| good	9.452 \| good	31.255 \| good	2.27 \| good	17.4 \| good	0.186 \| good
2025-12-09T23:00:00.000Z	21 \| good	3.407 \| good	15.208 \| good	23.498 \| good	2.273 \| good	18.017 \| good	0.187 \| good
2025-12-10T00:00:00.000Z	18 \| good	2.796 \| good	11.631 \| good	17.173 \| good	2.276 \| good	18.633 \| good	0.187 \| good
2025-12-10T01:00:00.000Z	20 \| good	2.526 \| good	10.285 \| good	21.572 \| good	2.082 \| good	15.834 \| good	0.173 \| good
2025-12-10T02:00:00.000Z	23 \| good	2.5 \| good	10.208 \| good	25.07 \| good	1.888 \| good	13.035 \| good	0.158 \| good
2025-12-10T03:00:00.000Z	24 \| good	2.645 \| good	10.606 \| good	26.194 \| good	1.693 \| good	10.236 \| good	0.144 \| good
2025-12-10T04:00:00.000Z	25 \| good	3.235 \| good	14.174 \| good	27.081 \| good	1.804 \| good	9.324 \| good	0.144 \| good
2025-12-10T05:00:00.000Z	25 \| good	4.246 \| good	18.94 \| good	26.745 \| good	1.915 \| good	8.413 \| good	0.144 \| good
2025-12-10T06:00:00.000Z	33 \| good	5.707 \| good	24.391 \| good	25.975 \| good	2.027 \| good	7.501 \| good	0.145 \| good
2025-12-10T07:00:00.000Z	33 \| good	5.96 \| good	26.933 \| good	26.296 \| good	2.208 \| good	7.474 \| good	0.148 \| good
2025-12-10T08:00:00.000Z	27 \| good	5.256 \| good	23.083 \| good	27.23 \| good	2.39 \| good	7.446 \| good	0.152 \| good
2025-12-10T09:00:00.000Z	27 \| good	5.149 \| good	22.238 \| good	21.058 \| good	2.571 \| good	7.418 \| good	0.156 \| good
2025-12-10T10:00:00.000Z	33 \| good	5.685 \| good	24.502 \| good	20.889 \| good	2.842 \| good	8.869 \| good	0.165 \| good
2025-12-10T11:00:00.000Z	38 \| good	6.655 \| good	29.436 \| good	22.741 \| good	3.113 \| good	10.319 \| good	0.174 \| good
2025-12-10T12:00:00.000Z	38 \| good	6.517 \| good	29.153 \| good	23.662 \| good	3.383 \| good	11.769 \| good	0.182 \| good
2025-12-10T13:00:00.000Z	38 \| good	7.124 \| good	31.419 \| good	28.487 \| good	3.275 \| good	11.834 \| good	0.185 \| good
2025-12-10T14:00:00.000Z	38 \| good	6.986 \| good	31.278 \| good	27.811 \| good	3.167 \| good	11.899 \| good	0.188 \| good
2025-12-10T15:00:00.000Z	30 \| good	5.499 \| good	23.563 \| good	32.239 \| good	3.059 \| good	11.963 \| good	0.19 \| good
2025-12-10T16:00:00.000Z	33 \| good	3.859 \| good	17.036 \| good	35.673 \| good	2.872 \| good	10.965 \| good	0.188 \| good
2025-12-10T17:00:00.000Z	34 \| good	4.664 \| good	20.19 \| good	37.359 \| good	2.684 \| good	9.968 \| good	0.186 \| good
2025-12-10T18:00:00.000Z	35 \| good	4.641 \| good	20.173 \| good	37.523 \| good	2.497 \| good	8.97 \| good	0.184 \| good
2025-12-10T19:00:00.000Z	37 \| good	5.289 \| good	23.002 \| good	40.394 \| good	2.65 \| good	10.309 \| good	0.195 \| good
2025-12-10T20:00:00.000Z	39 \| good	6.105 \| good	27.11 \| good	42.429 \| good	2.803 \| good	11.648 \| good	0.205 \| good
2025-12-10T21:00:00.000Z	38 \| good	6.525 \| good	29.17 \| good	38.911 \| good	2.956 \| good	12.987 \| good	0.216 \| good
2025-12-10T22:00:00.000Z	38 \| good	7.226 \| good	32.038 \| good	34.719 \| good	3.022 \| good	13.921 \| good	0.222 \| good
2025-12-10T23:00:00.000Z	49 \| good	8.991 \| good	39.271 \| good	28.215 \| good	3.088 \| good	14.855 \| good	0.227 \| good
2025-12-11T00:00:00.000Z	49 \| good	9.334 \| good	41.787 \| good	17.227 \| good	3.154 \| good	15.789 \| good	0.233 \| good
2025-12-11T01:00:00.000Z	52 \| moderate	9.693 \| good	43.006 \| good	21.15 \| good	3.074 \| good	15.299 \| good	0.231 \| good
2025-12-11T02:00:00.000Z	52 \| moderate	9.565 \| good	42.744 \| good	25.074 \| good	2.994 \| good	14.808 \| good	0.229 \| good
2025-12-11T03:00:00.000Z	52 \| moderate	10.365 \| good	45.794 \| good	24.62 \| good	2.915 \| good	14.317 \| good	0.226 \| good
2025-12-11T04:00:00.000Z	44 \| good	8.494 \| good	36.997 \| good	28.264 \| good	2.844 \| good	12.714 \| good	0.219 \| good
2025-12-11T05:00:00.000Z	30 \| good	4.909 \| good	20.992 \| good	32.461 \| good	2.774 \| good	11.11 \| good	0.213 \| good
2025-12-11T06:00:00.000Z	31 \| good	4.727 \| good	20.697 \| good	33.78 \| good	2.704 \| good	9.507 \| good	0.206 \| good
2025-12-11T07:00:00.000Z	38 \| good	7.246 \| good	32.068 \| good	31.273 \| good	2.293 \| good	7.827 \| good	0.199 \| good
2025-12-11T08:00:00.000Z	30 \| good	4.438 \| good	19.067 \| good	31.715 \| good	1.881 \| good	6.147 \| good	0.192 \| good
2025-12-11T09:00:00.000Z	29 \| good	1.417 \| good	5.909 \| good	30.734 \| good	1.469 \| good	4.468 \| good	0.185 \| good
2025-12-11T10:00:00.000Z	26 \| good	1.729 \| good	7.171 \| good	27.896 \| good	1.189 \| good	4.29 \| good	0.181 \| good
2025-12-11T11:00:00.000Z	23 \| good	3.737 \| good	16.052 \| good	25.288 \| good	0.909 \| good	4.113 \| good	0.177 \| good
2025-12-11T12:00:00.000Z	23 \| good	2.747 \| good	11.055 \| good	25.245 \| good	0.629 \| good	3.936 \| good	0.172 \| good
2025-12-11T13:00:00.000Z	30 \| good	1.756 \| good	7.066 \| good	31.676 \| good	0.619 \| good	3.368 \| good	0.164 \| good
2025-12-11T14:00:00.000Z	30 \| good	1.807 \| good	7.217 \| good	31.849 \| good	0.609 \| good	2.8 \| good	0.156 \| good
2025-12-11T15:00:00.000Z	30 \| good	1.406 \| good	5.207 \| good	31.937 \| good	0.599 \| good	2.232 \| good	0.148 \| good
2025-12-11T16:00:00.000Z	31 \| good	0.908 \| good	3.216 \| good	33.386 \| good	0.564 \| good	2.003 \| good	0.142 \| good
2025-12-11T17:00:00.000Z	31 \| good	0.896 \| good	3.216 \| good	33.394 \| good	0.528 \| good	1.773 \| good	0.136 \| good
2025-12-11T18:00:00.000Z	30 \| good	1.134 \| good	4.909 \| good	31.938 \| good	0.493 \| good	1.543 \| good	0.129 \| good

Weston

Empower business decisions with accurate air quality data

Weston, Connecticut air quality map: Real-time AQI near you

0.29ppm

How accurate is Connecticut, USA air quality data?

Air quality measurements for Connecticut, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Weston, Connecticut updated?

Air quality data for Weston, Connecticut is updated on an hourly basis.

When did Weston, Connecticut experience the worst air quality in the last 24 hours?

The worst air quality in Weston, Connecticut was recorded at 09:00:00 on 2025-12-08.

When did Weston, Connecticut have its best air quality in the last 24 hours?

The best air quality in Weston, Connecticut was recorded at 05:00:00 on 2025-12-09.

What is the real-time air quality index for Weston, Connecticut?

The real-time air quality index in Weston, Connecticut is 22, currently categorized as Good.

Which pollutant is found most often in Weston, Connecticut?

The most common pollutant in Weston, Connecticut is PM2.5.

What can I do if the air quality in Weston, Connecticut is poor?

If the air quality in Weston, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Weston, Connecticut?

The measured PM_2.5 levels in Weston, Connecticut at present are 3.916 μg/m³.

What are the current PM₁₀ levels at Weston, Connecticut?

The current PM₁₀ levels in Weston, Connecticut are 18.944 μg/m³.

What are the current carbon monoxide (CO) levels at Weston, Connecticut?

The current carbon monoxide (CO) level in Weston, Connecticut is 0.279 ppm.

What are the current sulfur dioxide (SO₂) levels at Weston, Connecticut?

The current sulfur dioxide (SO₂) levels in Weston, Connecticut are 0.644 ppb.

What are the current ozone (O₃) levels at Weston, Connecticut?

The current ozone (O₃) levels at Weston, Connecticut is 23.458 ppm.

What are the current nitrogen dioxide (NO₂) levels at Weston, Connecticut?

The current nitrogen dioxide (NO₂) levels at Weston, Connecticut is 4.59 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-07T19:00:00.000Z	54 \| moderate	11.151 \| good	42.736 \| good	27.738 \| good	0.804 \| good	3.975 \| good	0.304 \| good
2025-12-07T20:00:00.000Z	54 \| moderate	11.408 \| good	34.072 \| good	29.348 \| good	0.591 \| good	7.971 \| good	0.312 \| good
2025-12-07T21:00:00.000Z	54 \| moderate	10.511 \| good	31.351 \| good	30.896 \| good	0.65 \| good	14.582 \| good	0.331 \| good
2025-12-07T22:00:00.000Z	52 \| moderate	9.828 \| good	32.704 \| good	28.968 \| good	0.583 \| good	11.604 \| good	0.328 \| good
2025-12-07T23:00:00.000Z	54 \| moderate	10.577 \| good	34.807 \| good	27.49 \| good	0.632 \| good	8.351 \| good	0.254 \| good
2025-12-08T00:00:00.000Z	54 \| moderate	11.365 \| good	27.844 \| good	26.381 \| good	0.532 \| good	8.095 \| good	0.328 \| good
2025-12-08T01:00:00.000Z	56 \| moderate	12.145 \| fine	38.657 \| good	26.42 \| good	0.506 \| good	7.214 \| good	0.345 \| good
2025-12-08T02:00:00.000Z	58 \| moderate	12.88 \| fine	54.62 \| good	24.427 \| good	0.521 \| good	6.735 \| good	0.269 \| good
2025-12-08T03:00:00.000Z	62 \| moderate	14.882 \| fine	35.471 \| good	25.45 \| good	0.68 \| good	7.057 \| good	0.238 \| good
2025-12-08T04:00:00.000Z	62 \| moderate	14.582 \| fine	44.802 \| good	25.352 \| good	0.687 \| good	8.493 \| good	0.238 \| good
2025-12-08T05:00:00.000Z	62 \| moderate	14.539 \| fine	39.834 \| good	27.095 \| good	0.631 \| good	10.849 \| good	0.203 \| good
2025-12-08T06:00:00.000Z	58 \| moderate	13.266 \| fine	41.76 \| good	25.02 \| good	0.563 \| good	14.46 \| good	0.218 \| good
2025-12-08T07:00:00.000Z	60 \| moderate	13.965 \| fine	45.154 \| good	24.842 \| good	0.508 \| good	12.674 \| good	0.285 \| good
2025-12-08T08:00:00.000Z	60 \| moderate	14.019 \| fine	55.5 \| fine	23.543 \| good	0.409 \| good	6.102 \| good	0.209 \| good
2025-12-08T09:00:00.000Z	38 \| good	6.659 \| good	20.922 \| good	23.147 \| good	0.326 \| good	3.173 \| good	0.167 \| good
2025-12-08T10:00:00.000Z	24 \| good	4.19 \| good	10.626 \| good	26.079 \| good	0.252 \| good	4.709 \| good	0.114 \| good
2025-12-08T11:00:00.000Z	27 \| good	3.393 \| good	7.764 \| good	28.515 \| good	0.251 \| good	5.98 \| good	0.176 \| good
2025-12-08T12:00:00.000Z	29 \| good	3.682 \| good	15.312 \| good	30.59 \| good	0.25 \| good	6.06 \| good	0.182 \| good
2025-12-08T13:00:00.000Z	31 \| good	3.261 \| good	8.874 \| good	34.06 \| good	0.271 \| good	5.817 \| good	0.212 \| good
2025-12-08T14:00:00.000Z	31 \| good	2.776 \| good	10.093 \| good	33.624 \| good	0.274 \| good	3.187 \| good	0.199 \| good
2025-12-08T15:00:00.000Z	30 \| good	2.361 \| good	7.486 \| good	32.46 \| good	0.296 \| good	2.374 \| good	0.199 \| good
2025-12-08T16:00:00.000Z	31 \| good	1.988 \| good	6.577 \| good	34.107 \| good	0.34 \| good	2.414 \| good	0.182 \| good
2025-12-08T17:00:00.000Z	32 \| good	1.914 \| good	6.497 \| good	34.696 \| good	0.291 \| good	2.352 \| good	0.175 \| good
2025-12-08T18:00:00.000Z	32 \| good	1.987 \| good	7.009 \| good	34.912 \| good	0.276 \| good	2.231 \| good	0.205 \| good
2025-12-08T19:00:00.000Z	32 \| good	2.084 \| good	7.724 \| good	34.708 \| good	0.201 \| good	3.041 \| good	0.159 \| good
2025-12-08T20:00:00.000Z	33 \| good	2.173 \| good	7.881 \| good	35.813 \| good	0.227 \| good	2.948 \| good	0.241 \| good
2025-12-08T21:00:00.000Z	34 \| good	2.408 \| good	9.501 \| good	36.87 \| good	0.331 \| good	4.35 \| good	0.194 \| good
2025-12-08T22:00:00.000Z	33 \| good	2.554 \| good	8.385 \| good	35.83 \| good	0.314 \| good	5.839 \| good	0.194 \| good
2025-12-08T23:00:00.000Z	29 \| good	2.663 \| good	9.287 \| good	30.86 \| good	0.337 \| good	6.675 \| good	0.194 \| good
2025-12-09T00:00:00.000Z	28 \| good	2.883 \| good	9.408 \| good	29.719 \| good	0.338 \| good	7.296 \| good	0.194 \| good
2025-12-09T01:00:00.000Z	30 \| good	3.177 \| good	10.439 \| good	31.576 \| good	0.387 \| good	7.364 \| good	0.194 \| good
2025-12-09T02:00:00.000Z	30 \| good	3.315 \| good	13.497 \| good	31.543 \| good	0.282 \| good	8.713 \| good	0.167 \| good
2025-12-09T03:00:00.000Z	26 \| good	0.233 \| good	1 \| good	27.92 \| good	0.776 \| good	7.602 \| good	0.179 \| good
2025-12-09T04:00:00.000Z	27 \| good	3.249 \| good	12.172 \| good	29.173 \| good	0.395 \| good	8.612 \| good	0.187 \| good
2025-12-09T05:00:00.000Z	28 \| good	3.357 \| good	10.133 \| good	29.674 \| good	0.421 \| good	7.134 \| good	0.207 \| good
2025-12-09T06:00:00.000Z	27 \| good	3.297 \| good	8.736 \| good	28.669 \| good	0.286 \| good	6.377 \| good	0.215 \| good
2025-12-09T07:00:00.000Z	29 \| good	2.856 \| good	7.793 \| good	31.106 \| good	0.296 \| good	6.021 \| good	0.217 \| good
2025-12-09T08:00:00.000Z	29 \| good	3.105 \| good	8.752 \| good	30.848 \| good	0.34 \| good	7.077 \| good	0.215 \| good
2025-12-09T09:00:00.000Z	26 \| good	2.887 \| good	6.59 \| good	27.62 \| good	0.304 \| good	9.606 \| good	0.195 \| good
2025-12-09T10:00:00.000Z	25 \| good	2.657 \| good	6.479 \| good	26.916 \| good	0.304 \| good	14.437 \| good	0.224 \| good
2025-12-09T11:00:00.000Z	24 \| good	3.381 \| good	11.238 \| good	26.489 \| good	0.367 \| good	14.005 \| good	0.258 \| good
2025-12-09T12:00:00.000Z	23 \| good	3.748 \| good	13.678 \| good	24.98 \| good	0.369 \| good	17.363 \| good	0.28 \| good
2025-12-09T13:00:00.000Z	28 \| good	3.467 \| good	12.75 \| good	29.747 \| good	0.376 \| good	17.432 \| good	0.306 \| good
2025-12-09T14:00:00.000Z	27 \| good	3.461 \| good	13.943 \| good	28.82 \| good	0.459 \| good	12.527 \| good	0.266 \| good
2025-12-09T15:00:00.000Z	25 \| good	3.887 \| good	12.215 \| good	27.387 \| good	0.675 \| good	8.268 \| good	0.265 \| good
2025-12-09T16:00:00.000Z	28 \| good	4.101 \| good	14.037 \| good	29.514 \| good	0.578 \| good	6.129 \| good	0.279 \| good
2025-12-09T17:00:00.000Z	22 \| good	3.916 \| good	18.944 \| good	23.458 \| good	0.644 \| good	4.59 \| good	0.279 \| good
2025-12-09T18:00:00.000Z	22 \| good	3.916 \| good	18.944 \| good	23.458 \| good	0.644 \| good	4.59 \| good	0.279 \| good
2025-12-09T19:00:00.000Z	25 \| good	3.669 \| good	16.353 \| good	27.416 \| good	1.644 \| good	10.206 \| good	0.175 \| good
2025-12-09T20:00:00.000Z	27 \| good	3.355 \| good	14.296 \| good	28.602 \| good	1.956 \| good	13.495 \| good	0.181 \| good
2025-12-09T21:00:00.000Z	30 \| good	2.779 \| good	11.367 \| good	32.034 \| good	2.267 \| good	16.783 \| good	0.186 \| good
2025-12-09T22:00:00.000Z	29 \| good	2.319 \| good	9.452 \| good	31.255 \| good	2.27 \| good	17.4 \| good	0.186 \| good
2025-12-09T23:00:00.000Z	21 \| good	3.407 \| good	15.208 \| good	23.498 \| good	2.273 \| good	18.017 \| good	0.187 \| good
2025-12-10T00:00:00.000Z	18 \| good	2.796 \| good	11.631 \| good	17.173 \| good	2.276 \| good	18.633 \| good	0.187 \| good
2025-12-10T01:00:00.000Z	20 \| good	2.526 \| good	10.285 \| good	21.572 \| good	2.082 \| good	15.834 \| good	0.173 \| good
2025-12-10T02:00:00.000Z	23 \| good	2.5 \| good	10.208 \| good	25.07 \| good	1.888 \| good	13.035 \| good	0.158 \| good
2025-12-10T03:00:00.000Z	24 \| good	2.645 \| good	10.606 \| good	26.194 \| good	1.693 \| good	10.236 \| good	0.144 \| good
2025-12-10T04:00:00.000Z	25 \| good	3.235 \| good	14.174 \| good	27.081 \| good	1.804 \| good	9.324 \| good	0.144 \| good
2025-12-10T05:00:00.000Z	25 \| good	4.246 \| good	18.94 \| good	26.745 \| good	1.915 \| good	8.413 \| good	0.144 \| good
2025-12-10T06:00:00.000Z	33 \| good	5.707 \| good	24.391 \| good	25.975 \| good	2.027 \| good	7.501 \| good	0.145 \| good
2025-12-10T07:00:00.000Z	33 \| good	5.96 \| good	26.933 \| good	26.296 \| good	2.208 \| good	7.474 \| good	0.148 \| good
2025-12-10T08:00:00.000Z	27 \| good	5.256 \| good	23.083 \| good	27.23 \| good	2.39 \| good	7.446 \| good	0.152 \| good
2025-12-10T09:00:00.000Z	27 \| good	5.149 \| good	22.238 \| good	21.058 \| good	2.571 \| good	7.418 \| good	0.156 \| good
2025-12-10T10:00:00.000Z	33 \| good	5.685 \| good	24.502 \| good	20.889 \| good	2.842 \| good	8.869 \| good	0.165 \| good
2025-12-10T11:00:00.000Z	38 \| good	6.655 \| good	29.436 \| good	22.741 \| good	3.113 \| good	10.319 \| good	0.174 \| good
2025-12-10T12:00:00.000Z	38 \| good	6.517 \| good	29.153 \| good	23.662 \| good	3.383 \| good	11.769 \| good	0.182 \| good
2025-12-10T13:00:00.000Z	38 \| good	7.124 \| good	31.419 \| good	28.487 \| good	3.275 \| good	11.834 \| good	0.185 \| good
2025-12-10T14:00:00.000Z	38 \| good	6.986 \| good	31.278 \| good	27.811 \| good	3.167 \| good	11.899 \| good	0.188 \| good
2025-12-10T15:00:00.000Z	30 \| good	5.499 \| good	23.563 \| good	32.239 \| good	3.059 \| good	11.963 \| good	0.19 \| good
2025-12-10T16:00:00.000Z	33 \| good	3.859 \| good	17.036 \| good	35.673 \| good	2.872 \| good	10.965 \| good	0.188 \| good
2025-12-10T17:00:00.000Z	34 \| good	4.664 \| good	20.19 \| good	37.359 \| good	2.684 \| good	9.968 \| good	0.186 \| good
2025-12-10T18:00:00.000Z	35 \| good	4.641 \| good	20.173 \| good	37.523 \| good	2.497 \| good	8.97 \| good	0.184 \| good
2025-12-10T19:00:00.000Z	37 \| good	5.289 \| good	23.002 \| good	40.394 \| good	2.65 \| good	10.309 \| good	0.195 \| good
2025-12-10T20:00:00.000Z	39 \| good	6.105 \| good	27.11 \| good	42.429 \| good	2.803 \| good	11.648 \| good	0.205 \| good
2025-12-10T21:00:00.000Z	38 \| good	6.525 \| good	29.17 \| good	38.911 \| good	2.956 \| good	12.987 \| good	0.216 \| good
2025-12-10T22:00:00.000Z	38 \| good	7.226 \| good	32.038 \| good	34.719 \| good	3.022 \| good	13.921 \| good	0.222 \| good
2025-12-10T23:00:00.000Z	49 \| good	8.991 \| good	39.271 \| good	28.215 \| good	3.088 \| good	14.855 \| good	0.227 \| good
2025-12-11T00:00:00.000Z	49 \| good	9.334 \| good	41.787 \| good	17.227 \| good	3.154 \| good	15.789 \| good	0.233 \| good
2025-12-11T01:00:00.000Z	52 \| moderate	9.693 \| good	43.006 \| good	21.15 \| good	3.074 \| good	15.299 \| good	0.231 \| good
2025-12-11T02:00:00.000Z	52 \| moderate	9.565 \| good	42.744 \| good	25.074 \| good	2.994 \| good	14.808 \| good	0.229 \| good
2025-12-11T03:00:00.000Z	52 \| moderate	10.365 \| good	45.794 \| good	24.62 \| good	2.915 \| good	14.317 \| good	0.226 \| good
2025-12-11T04:00:00.000Z	44 \| good	8.494 \| good	36.997 \| good	28.264 \| good	2.844 \| good	12.714 \| good	0.219 \| good
2025-12-11T05:00:00.000Z	30 \| good	4.909 \| good	20.992 \| good	32.461 \| good	2.774 \| good	11.11 \| good	0.213 \| good
2025-12-11T06:00:00.000Z	31 \| good	4.727 \| good	20.697 \| good	33.78 \| good	2.704 \| good	9.507 \| good	0.206 \| good
2025-12-11T07:00:00.000Z	38 \| good	7.246 \| good	32.068 \| good	31.273 \| good	2.293 \| good	7.827 \| good	0.199 \| good
2025-12-11T08:00:00.000Z	30 \| good	4.438 \| good	19.067 \| good	31.715 \| good	1.881 \| good	6.147 \| good	0.192 \| good
2025-12-11T09:00:00.000Z	29 \| good	1.417 \| good	5.909 \| good	30.734 \| good	1.469 \| good	4.468 \| good	0.185 \| good
2025-12-11T10:00:00.000Z	26 \| good	1.729 \| good	7.171 \| good	27.896 \| good	1.189 \| good	4.29 \| good	0.181 \| good
2025-12-11T11:00:00.000Z	23 \| good	3.737 \| good	16.052 \| good	25.288 \| good	0.909 \| good	4.113 \| good	0.177 \| good
2025-12-11T12:00:00.000Z	23 \| good	2.747 \| good	11.055 \| good	25.245 \| good	0.629 \| good	3.936 \| good	0.172 \| good
2025-12-11T13:00:00.000Z	30 \| good	1.756 \| good	7.066 \| good	31.676 \| good	0.619 \| good	3.368 \| good	0.164 \| good
2025-12-11T14:00:00.000Z	30 \| good	1.807 \| good	7.217 \| good	31.849 \| good	0.609 \| good	2.8 \| good	0.156 \| good
2025-12-11T15:00:00.000Z	30 \| good	1.406 \| good	5.207 \| good	31.937 \| good	0.599 \| good	2.232 \| good	0.148 \| good
2025-12-11T16:00:00.000Z	31 \| good	0.908 \| good	3.216 \| good	33.386 \| good	0.564 \| good	2.003 \| good	0.142 \| good
2025-12-11T17:00:00.000Z	31 \| good	0.896 \| good	3.216 \| good	33.394 \| good	0.528 \| good	1.773 \| good	0.136 \| good
2025-12-11T18:00:00.000Z	30 \| good	1.134 \| good	4.909 \| good	31.938 \| good	0.493 \| good	1.543 \| good	0.129 \| good

Real-time air quality index in Weston, Connecticut today

Common air pollutants in Weston, Connecticut

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Weston, Connecticut air quality forecast and history

Empower business decisions with accurate air quality data

Weston, Connecticut air quality map: Real-time AQI near you

Air quality in nearby cities

Wilton, Connecticut

Westport, Connecticut

Norwalk, Connecticut

New Canaan, Connecticut

Fairfield, Connecticut

Lewisboro, New York

How accurate is Connecticut, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Weston, Connecticut updated?

When did Weston, Connecticut experience the worst air quality in the last 24 hours?

When did Weston, Connecticut have its best air quality in the last 24 hours?

What is the real-time air quality index for Weston, Connecticut?

Which pollutant is found most often in Weston, Connecticut?

What can I do if the air quality in Weston, Connecticut is poor?

What are the current PM2.5 levels in Weston, Connecticut?

What are the current PM10 levels at Weston, Connecticut?

What are the current carbon monoxide (CO) levels at Weston, Connecticut?

What are the current sulfur dioxide (SO2) levels at Weston, Connecticut?

What are the current ozone (O3) levels at Weston, Connecticut?

What are the current nitrogen dioxide (NO2) levels at Weston, Connecticut?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Weston, Connecticut?

What are the current PM₁₀ levels at Weston, Connecticut?

What are the current sulfur dioxide (SO₂) levels at Weston, Connecticut?

What are the current ozone (O₃) levels at Weston, Connecticut?

What are the current nitrogen dioxide (NO₂) levels at Weston, Connecticut?