What are the current PM10 levels at Naperville, Illinois?

The current PM10 levels in Naperville, Illinois are 114.79 μg/m3.

What are the current sulfur dioxide (SO2) levels at Naperville, Illinois?

The current sulfur dioxide (SO2) levels in Naperville, Illinois are 0.277 ppb.

What are the current ozone (O3) levels at Naperville, Illinois?

The current ozone (O3) levels at Naperville, Illinois is 37.122 ppm.

What are the current nitrogen dioxide (NO2) levels at Naperville, Illinois?

The current nitrogen dioxide (NO2) levels at Naperville, Illinois is 4.215 ppb.

Live air quality index in Naperville, Illinois today

Name: Live air pollution levels in Naperville, Illinois today
Creator: Ambee

Stay updated with real-time air quality in Naperville, Illinois 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)

Moderate

Naperville, Illinois

Last updated: ... (Local time)

Major air pollutants in Naperville, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

26.37 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

114.79 μg/m³

155

255

425

605+

Ozone (O₃)

37.12 ppb

201

201+

Sulfur Dioxide (SO₂)

0.28 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.21 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.27 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Naperville, Illinois

Get Live Pollen Counts

Naperville, Illinois

Scroll To Air Quality Map

Track live Naperville, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-05T12:00:00.000Z	112 \| sensitive	39.808 \| moderate	175.635 \| moderate	10.652 \| good	0.394 \| good	16.753 \| good	0.534 \| good
2025-06-05T13:00:00.000Z	115 \| sensitive	40.603 \| moderate	179.62 \| moderate	16.48 \| good	0.42 \| good	8.12 \| good	0.473 \| good
2025-06-05T14:00:00.000Z	122 \| sensitive	44.005 \| moderate	197.61 \| moderate	22.442 \| good	0.399 \| good	6.157 \| good	0.4 \| good
2025-06-05T15:00:00.000Z	129 \| sensitive	46.796 \| moderate	211.469 \| moderate	23.948 \| good	0.376 \| good	4.343 \| good	0.392 \| good
2025-06-05T16:00:00.000Z	139 \| sensitive	50.729 \| moderate	228.882 \| moderate	31.558 \| good	0.79 \| good	3.534 \| good	0.392 \| good
2025-06-05T17:00:00.000Z	152 \| unhealthy	57.246 \| poor	254.482 \| moderate	42.625 \| good	2.616 \| good	3.777 \| good	0.377 \| good
2025-06-05T18:00:00.000Z	156 \| unhealthy	63.268 \| poor	258.529 \| poor	45.508 \| good	1.178 \| good	2.767 \| good	0.363 \| good
2025-06-05T19:00:00.000Z	158 \| unhealthy	65.209 \| poor	259.301 \| poor	48.612 \| good	1.386 \| good	1.41 \| good	0.312 \| good
2025-06-05T20:00:00.000Z	158 \| unhealthy	65.595 \| poor	257.368 \| poor	50.734 \| good	0.937 \| good	2.586 \| good	0.292 \| good
2025-06-05T21:00:00.000Z	156 \| unhealthy	62.354 \| poor	259.957 \| poor	53.615 \| good	0.934 \| good	3.357 \| good	0.264 \| good
2025-06-05T22:00:00.000Z	154 \| unhealthy	60.376 \| poor	256.09 \| poor	53.8 \| good	0.478 \| good	4.485 \| good	0.264 \| good
2025-06-05T23:00:00.000Z	154 \| unhealthy	60.197 \| poor	255.665 \| poor	54.272 \| good	0.415 \| good	6.018 \| good	0.243 \| good
2025-06-06T00:00:00.000Z	153 \| unhealthy	59.265 \| poor	255.681 \| poor	52.619 \| good	0.789 \| good	5.53 \| good	0.258 \| good
2025-06-06T01:00:00.000Z	149 \| sensitive	55.247 \| moderate	250.357 \| moderate	51.473 \| good	1.173 \| good	7.149 \| good	0.258 \| good
2025-06-06T02:00:00.000Z	151 \| unhealthy	55.576 \| poor	250.836 \| moderate	49.966 \| good	2.049 \| good	9.766 \| good	0.273 \| good
2025-06-06T03:00:00.000Z	151 \| unhealthy	56.419 \| poor	253.397 \| moderate	47.866 \| good	2.041 \| good	11.329 \| good	0.287 \| good
2025-06-06T04:00:00.000Z	147 \| sensitive	54.289 \| moderate	247.458 \| moderate	47.003 \| good	2.135 \| good	3.5 \| good	0.272 \| good
2025-06-06T05:00:00.000Z	142 \| sensitive	52.089 \| moderate	235.888 \| moderate	42.289 \| good	1.053 \| good	5.259 \| good	0.323 \| good
2025-06-06T06:00:00.000Z	134 \| sensitive	48.96 \| moderate	218.066 \| moderate	35.268 \| good	0.862 \| good	7.004 \| good	0.336 \| good
2025-06-06T07:00:00.000Z	127 \| sensitive	45.859 \| moderate	205.851 \| moderate	25.182 \| good	0.405 \| good	9.496 \| good	0.31 \| good
2025-06-06T08:00:00.000Z	117 \| sensitive	41.526 \| moderate	183.888 \| moderate	32.801 \| good	0.339 \| good	9.13 \| good	0.325 \| good
2025-06-06T09:00:00.000Z	112 \| sensitive	40.332 \| moderate	178.084 \| moderate	28.073 \| good	0.37 \| good	10.196 \| good	0.325 \| good
2025-06-06T10:00:00.000Z	107 \| sensitive	37.929 \| moderate	165.866 \| moderate	38.047 \| good	1.236 \| good	12.874 \| good	0.325 \| good
2025-06-06T11:00:00.000Z	105 \| sensitive	36.923 \| moderate	162.674 \| moderate	38.591 \| good	0.421 \| good	13.548 \| good	0.353 \| good
2025-06-06T12:00:00.000Z	103 \| sensitive	36.36 \| moderate	159.448 \| moderate	31.508 \| good	0.392 \| good	8.889 \| good	0.358 \| good
2025-06-06T13:00:00.000Z	102 \| sensitive	36.201 \| moderate	157.895 \| moderate	30.583 \| good	0.401 \| good	6.643 \| good	0.328 \| good
2025-06-06T14:00:00.000Z	105 \| sensitive	37.017 \| moderate	161.666 \| moderate	30.372 \| good	0.39 \| good	14.723 \| good	0.488 \| good
2025-06-06T15:00:00.000Z	107 \| sensitive	37.54 \| moderate	164.112 \| moderate	36.665 \| good	0.472 \| good	8.307 \| good	0.36 \| good
2025-06-06T16:00:00.000Z	105 \| sensitive	37.083 \| moderate	160.309 \| moderate	34.721 \| good	0.862 \| good	2.996 \| good	0.277 \| good
2025-06-06T17:00:00.000Z	105 \| sensitive	36.773 \| moderate	159.973 \| moderate	45.216 \| good	0.749 \| good	2.994 \| good	0.262 \| good
2025-06-06T18:00:00.000Z	105 \| sensitive	36.876 \| moderate	160.948 \| moderate	52.73 \| good	0.502 \| good	2.067 \| good	0.262 \| good
2025-06-06T19:00:00.000Z	105 \| sensitive	37.134 \| moderate	162.519 \| moderate	54.559 \| good	1.057 \| good	2.576 \| good	0.234 \| good
2025-06-06T20:00:00.000Z	102 \| sensitive	36.327 \| moderate	154.124 \| fine	52.642 \| good	0.569 \| good	1.883 \| good	0.234 \| good
2025-06-06T21:00:00.000Z	99 \| moderate	35.186 \| fine	151.161 \| fine	61.411 \| fine	0.422 \| good	1.712 \| good	0.234 \| good
2025-06-06T22:00:00.000Z	97 \| moderate	33.939 \| fine	146.402 \| fine	59.807 \| fine	0.489 \| good	4.383 \| good	0.213 \| good
2025-06-06T23:00:00.000Z	97 \| moderate	33.559 \| fine	145.32 \| fine	61.33 \| fine	0.541 \| good	6.553 \| good	0.213 \| good
2025-06-07T00:00:00.000Z	103 \| sensitive	36.492 \| moderate	159.198 \| moderate	60.916 \| fine	0.562 \| good	6.018 \| good	0.244 \| good
2025-06-07T01:00:00.000Z	115 \| sensitive	41.105 \| moderate	181.84 \| moderate	63.132 \| fine	1.503 \| good	8.614 \| good	0.244 \| good
2025-06-07T02:00:00.000Z	112 \| sensitive	39.627 \| moderate	175.087 \| moderate	56.912 \| fine	1.146 \| good	11.325 \| good	0.244 \| good
2025-06-07T03:00:00.000Z	102 \| sensitive	35.839 \| moderate	155.101 \| moderate	48.041 \| good	0.924 \| good	11.509 \| good	0.272 \| good
2025-06-07T04:00:00.000Z	94 \| moderate	31.852 \| fine	136.879 \| fine	47.956 \| good	0.911 \| good	8.352 \| good	0.259 \| good
2025-06-07T05:00:00.000Z	90 \| moderate	30.476 \| fine	132.718 \| fine	44.758 \| good	0.456 \| good	6.839 \| good	0.259 \| good
2025-06-07T06:00:00.000Z	88 \| moderate	28.84 \| fine	123.719 \| fine	47.108 \| good	0.382 \| good	6.474 \| good	0.259 \| good
2025-06-07T07:00:00.000Z	86 \| moderate	27.71 \| fine	120.2 \| fine	42.972 \| good	0.348 \| good	5.634 \| good	0.259 \| good
2025-06-07T08:00:00.000Z	86 \| moderate	27.713 \| fine	120.632 \| fine	40.351 \| good	0.313 \| good	5.514 \| good	0.249 \| good
2025-06-07T09:00:00.000Z	84 \| moderate	27.266 \| fine	118.631 \| fine	33.897 \| good	0.293 \| good	6.54 \| good	0.27 \| good
2025-06-07T10:00:00.000Z	82 \| moderate	26.371 \| fine	114.79 \| fine	37.122 \| good	0.277 \| good	4.215 \| good	0.27 \| good
2025-06-07T11:00:00.000Z	82 \| moderate	26.036 \| fine	114.17 \| fine	32.944 \| good	0.324 \| good	3.701 \| good	0.27 \| good
2025-06-07T11:00:00.000Z	82 \| moderate	26.371 \| fine	114.79 \| fine	37.122 \| good	0.277 \| good	4.215 \| good	0.27 \| good
2025-06-07T12:00:00.000Z	56 \| moderate	11.875 \| good	52.523 \| good	25.109 \| good	1.333 \| good	7.668 \| good	0.228 \| good
2025-06-07T13:00:00.000Z	64 \| moderate	15.606 \| fine	69.214 \| fine	27.734 \| good	1.79 \| good	4.705 \| good	0.211 \| good
2025-06-07T14:00:00.000Z	67 \| moderate	17.74 \| fine	78.971 \| fine	32.881 \| good	1.777 \| good	4.984 \| good	0.211 \| good
2025-06-07T15:00:00.000Z	66 \| moderate	16.531 \| fine	73.012 \| fine	38.145 \| good	1.764 \| good	5.262 \| good	0.212 \| good
2025-06-07T16:00:00.000Z	64 \| moderate	16.01 \| fine	70.745 \| fine	45.48 \| good	1.211 \| good	2.004 \| good	0.175 \| good
2025-06-07T17:00:00.000Z	67 \| moderate	18.33 \| fine	80.767 \| fine	53.877 \| good	1.26 \| good	2.248 \| good	0.179 \| good
2025-06-07T18:00:00.000Z	64 \| moderate	16.297 \| fine	73.036 \| fine	53.308 \| good	1.309 \| good	2.492 \| good	0.183 \| good
2025-06-07T19:00:00.000Z	64 \| moderate	15.677 \| fine	69.593 \| fine	49.753 \| good	1.288 \| good	2.659 \| good	0.187 \| good
2025-06-07T20:00:00.000Z	64 \| moderate	15.749 \| fine	69.705 \| fine	52.264 \| good	1.344 \| good	3.064 \| good	0.192 \| good
2025-06-07T21:00:00.000Z	60 \| moderate	13.83 \| fine	61.396 \| fine	48.475 \| good	1.4 \| good	3.468 \| good	0.196 \| good
2025-06-07T22:00:00.000Z	56 \| moderate	12.464 \| fine	55.54 \| fine	45.01 \| good	1.632 \| good	8.769 \| good	0.231 \| good
2025-06-07T23:00:00.000Z	56 \| moderate	12.299 \| fine	55.341 \| fine	45.786 \| good	1.735 \| good	10.094 \| good	0.241 \| good
2025-06-08T00:00:00.000Z	52 \| moderate	10.284 \| good	45.416 \| good	42.973 \| good	1.837 \| good	11.419 \| good	0.25 \| good
2025-06-08T01:00:00.000Z	58 \| moderate	12.561 \| fine	56.872 \| fine	39.538 \| good	1.887 \| good	14.543 \| good	0.264 \| good
2025-06-08T02:00:00.000Z	44 \| good	8.158 \| good	36.159 \| good	41.212 \| good	1.912 \| good	14.937 \| good	0.265 \| good
2025-06-08T03:00:00.000Z	54 \| moderate	11.077 \| good	48.918 \| good	34.429 \| good	1.938 \| good	15.331 \| good	0.267 \| good
2025-06-08T04:00:00.000Z	52 \| moderate	9.637 \| good	42.845 \| good	32.985 \| good	1.981 \| good	17.033 \| good	0.279 \| good
2025-06-08T05:00:00.000Z	44 \| good	7.978 \| good	34.976 \| good	34.469 \| good	1.937 \| good	17.287 \| good	0.279 \| good
2025-06-08T06:00:00.000Z	38 \| good	7.27 \| good	32.074 \| good	34.18 \| good	1.893 \| good	17.541 \| good	0.279 \| good
2025-06-08T07:00:00.000Z	38 \| good	7.261 \| good	32.038 \| good	34.035 \| good	2.094 \| good	18.98 \| good	0.282 \| good
2025-06-08T08:00:00.000Z	44 \| good	7.562 \| good	33.097 \| good	28.345 \| good	2.087 \| good	19.197 \| good	0.281 \| good
2025-06-08T09:00:00.000Z	38 \| good	7.072 \| good	31.138 \| good	28.144 \| good	2.08 \| good	19.415 \| good	0.279 \| good
2025-06-08T10:00:00.000Z	23 \| good	2.137 \| good	8.484 \| good	24.562 \| good	2.114 \| good	15.382 \| good	0.295 \| good
2025-06-08T11:00:00.000Z	23 \| good	1.566 \| good	6.27 \| good	24.817 \| good	2.232 \| good	15.864 \| good	0.295 \| good
2025-06-08T12:00:00.000Z	29 \| good	3.036 \| good	12.266 \| good	30.678 \| good	2.35 \| good	16.346 \| good	0.295 \| good
2025-06-08T13:00:00.000Z	38 \| good	6.869 \| good	30.711 \| good	32.941 \| good	1.663 \| good	3.477 \| good	0.224 \| good
2025-06-08T14:00:00.000Z	39 \| good	6.133 \| good	27.057 \| good	42.327 \| good	2.083 \| good	4.242 \| good	0.234 \| good
2025-06-08T15:00:00.000Z	45 \| good	5.776 \| good	24.981 \| good	49.486 \| good	2.503 \| good	5.008 \| good	0.244 \| good
2025-06-08T16:00:00.000Z	48 \| good	4.549 \| good	19.934 \| good	51.701 \| good	0.605 \| good	1.036 \| good	0.178 \| good
2025-06-08T17:00:00.000Z	48 \| good	5.518 \| good	23.998 \| good	51.887 \| good	0.788 \| good	1.245 \| good	0.184 \| good
2025-06-08T18:00:00.000Z	43 \| good	5.904 \| good	25.301 \| good	46.385 \| good	0.97 \| good	1.453 \| good	0.19 \| good
2025-06-08T19:00:00.000Z	35 \| good	4.966 \| good	21.225 \| good	38.404 \| good	0.359 \| good	1.09 \| good	0.158 \| good
2025-06-08T20:00:00.000Z	31 \| good	2.502 \| good	10.284 \| good	34.003 \| good	0.45 \| good	1.279 \| good	0.16 \| good
2025-06-08T21:00:00.000Z	33 \| good	2.021 \| good	8.092 \| good	35.731 \| good	0.542 \| good	1.469 \| good	0.162 \| good
2025-06-08T22:00:00.000Z	34 \| good	1.927 \| good	7.903 \| good	36.547 \| good	0.383 \| good	3.122 \| good	0.166 \| good
2025-06-08T23:00:00.000Z	38 \| good	6.916 \| good	30.722 \| good	37.442 \| good	0.469 \| good	3.593 \| good	0.169 \| good
2025-06-09T00:00:00.000Z	34 \| good	1.281 \| good	5.13 \| good	37.238 \| good	0.555 \| good	4.064 \| good	0.172 \| good
2025-06-09T01:00:00.000Z	49 \| good	8.752 \| good	38.173 \| good	33.477 \| good	0.528 \| good	5.375 \| good	0.178 \| good
2025-06-09T02:00:00.000Z	49 \| good	9.288 \| good	41.072 \| good	27.237 \| good	0.642 \| good	5.85 \| good	0.18 \| good
2025-06-09T03:00:00.000Z	38 \| good	7.2 \| good	32.099 \| good	22.708 \| good	0.757 \| good	6.325 \| good	0.182 \| good
2025-06-09T04:00:00.000Z	20 \| good	2.268 \| good	9.401 \| good	22.041 \| good	0.46 \| good	5.248 \| good	0.172 \| good
2025-06-09T05:00:00.000Z	21 \| good	2.394 \| good	9.747 \| good	23.007 \| good	0.544 \| good	5.48 \| good	0.174 \| good
2025-06-09T06:00:00.000Z	44 \| good	7.846 \| good	8.053 \| good	33.412 \| good	0.636 \| good	5.746 \| good	0.176 \| good
2025-06-09T07:00:00.000Z	18 \| good	0.559 \| good	2.155 \| good	19.495 \| good	0.502 \| good	8.949 \| good	0.176 \| good
2025-06-09T08:00:00.000Z	17 \| good	0.314 \| good	1.089 \| good	18.12 \| good	0.596 \| good	8.826 \| good	0.177 \| good
2025-06-09T09:00:00.000Z	16 \| good	0.436 \| good	2.038 \| good	16.554 \| good	0.69 \| good	8.702 \| good	0.177 \| good
2025-06-09T10:00:00.000Z	9 \| good	0.508 \| good	2.062 \| good	10.143 \| good	0.568 \| good	6.437 \| good	0.181 \| good
2025-06-09T11:00:00.000Z	11 \| good	0.523 \| good	2.154 \| good	11.696 \| good	0.702 \| good	6.822 \| good	0.183 \| good

Naperville

Empower business decisions with accurate air quality data

Naperville, Illinois air quality map: Real-time AQI near you

0.28ppm

How accurate is Illinois, USA air quality data?

Air quality measurements for Illinois, 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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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How frequently is the air quality data for Naperville, Illinois updated?

Air quality data for Naperville, Illinois is updated on an hourly basis.

When did Naperville, Illinois experience the worst air quality in the last 24 hours?

The worst air quality in Naperville, Illinois was recorded at 01:00:00 on 2025-06-07.

When did Naperville, Illinois have its best air quality in the last 24 hours?

The best air quality in Naperville, Illinois was recorded at 10:00:00 on 2025-06-07.

What is the real-time air quality index for Naperville, Illinois?

The real-time air quality index in Naperville, Illinois is 82, currently categorized as Moderate.

Which pollutant is found most often in Naperville, Illinois?

The most common pollutant in Naperville, Illinois is PM2.5.

What can I do if the air quality in Naperville, Illinois is poor?

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

What are the current PM_2.5 levels in Naperville, Illinois?

The measured PM_2.5 levels in Naperville, Illinois at present are 26.371 μg/m³.

What are the current PM₁₀ levels at Naperville, Illinois?

The current PM₁₀ levels in Naperville, Illinois are 114.79 μg/m³.

What are the current carbon monoxide (CO) levels at Naperville, Illinois?

The current carbon monoxide (CO) level in Naperville, Illinois is 0.27 ppm.

What are the current sulfur dioxide (SO₂) levels at Naperville, Illinois?

The current sulfur dioxide (SO₂) levels in Naperville, Illinois are 0.277 ppb.

What are the current ozone (O₃) levels at Naperville, Illinois?

The current ozone (O₃) levels at Naperville, Illinois is 37.122 ppm.

What are the current nitrogen dioxide (NO₂) levels at Naperville, Illinois?

The current nitrogen dioxide (NO₂) levels at Naperville, Illinois is 4.215 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-05T12:00:00.000Z	112 \| sensitive	39.808 \| moderate	175.635 \| moderate	10.652 \| good	0.394 \| good	16.753 \| good	0.534 \| good
2025-06-05T13:00:00.000Z	115 \| sensitive	40.603 \| moderate	179.62 \| moderate	16.48 \| good	0.42 \| good	8.12 \| good	0.473 \| good
2025-06-05T14:00:00.000Z	122 \| sensitive	44.005 \| moderate	197.61 \| moderate	22.442 \| good	0.399 \| good	6.157 \| good	0.4 \| good
2025-06-05T15:00:00.000Z	129 \| sensitive	46.796 \| moderate	211.469 \| moderate	23.948 \| good	0.376 \| good	4.343 \| good	0.392 \| good
2025-06-05T16:00:00.000Z	139 \| sensitive	50.729 \| moderate	228.882 \| moderate	31.558 \| good	0.79 \| good	3.534 \| good	0.392 \| good
2025-06-05T17:00:00.000Z	152 \| unhealthy	57.246 \| poor	254.482 \| moderate	42.625 \| good	2.616 \| good	3.777 \| good	0.377 \| good
2025-06-05T18:00:00.000Z	156 \| unhealthy	63.268 \| poor	258.529 \| poor	45.508 \| good	1.178 \| good	2.767 \| good	0.363 \| good
2025-06-05T19:00:00.000Z	158 \| unhealthy	65.209 \| poor	259.301 \| poor	48.612 \| good	1.386 \| good	1.41 \| good	0.312 \| good
2025-06-05T20:00:00.000Z	158 \| unhealthy	65.595 \| poor	257.368 \| poor	50.734 \| good	0.937 \| good	2.586 \| good	0.292 \| good
2025-06-05T21:00:00.000Z	156 \| unhealthy	62.354 \| poor	259.957 \| poor	53.615 \| good	0.934 \| good	3.357 \| good	0.264 \| good
2025-06-05T22:00:00.000Z	154 \| unhealthy	60.376 \| poor	256.09 \| poor	53.8 \| good	0.478 \| good	4.485 \| good	0.264 \| good
2025-06-05T23:00:00.000Z	154 \| unhealthy	60.197 \| poor	255.665 \| poor	54.272 \| good	0.415 \| good	6.018 \| good	0.243 \| good
2025-06-06T00:00:00.000Z	153 \| unhealthy	59.265 \| poor	255.681 \| poor	52.619 \| good	0.789 \| good	5.53 \| good	0.258 \| good
2025-06-06T01:00:00.000Z	149 \| sensitive	55.247 \| moderate	250.357 \| moderate	51.473 \| good	1.173 \| good	7.149 \| good	0.258 \| good
2025-06-06T02:00:00.000Z	151 \| unhealthy	55.576 \| poor	250.836 \| moderate	49.966 \| good	2.049 \| good	9.766 \| good	0.273 \| good
2025-06-06T03:00:00.000Z	151 \| unhealthy	56.419 \| poor	253.397 \| moderate	47.866 \| good	2.041 \| good	11.329 \| good	0.287 \| good
2025-06-06T04:00:00.000Z	147 \| sensitive	54.289 \| moderate	247.458 \| moderate	47.003 \| good	2.135 \| good	3.5 \| good	0.272 \| good
2025-06-06T05:00:00.000Z	142 \| sensitive	52.089 \| moderate	235.888 \| moderate	42.289 \| good	1.053 \| good	5.259 \| good	0.323 \| good
2025-06-06T06:00:00.000Z	134 \| sensitive	48.96 \| moderate	218.066 \| moderate	35.268 \| good	0.862 \| good	7.004 \| good	0.336 \| good
2025-06-06T07:00:00.000Z	127 \| sensitive	45.859 \| moderate	205.851 \| moderate	25.182 \| good	0.405 \| good	9.496 \| good	0.31 \| good
2025-06-06T08:00:00.000Z	117 \| sensitive	41.526 \| moderate	183.888 \| moderate	32.801 \| good	0.339 \| good	9.13 \| good	0.325 \| good
2025-06-06T09:00:00.000Z	112 \| sensitive	40.332 \| moderate	178.084 \| moderate	28.073 \| good	0.37 \| good	10.196 \| good	0.325 \| good
2025-06-06T10:00:00.000Z	107 \| sensitive	37.929 \| moderate	165.866 \| moderate	38.047 \| good	1.236 \| good	12.874 \| good	0.325 \| good
2025-06-06T11:00:00.000Z	105 \| sensitive	36.923 \| moderate	162.674 \| moderate	38.591 \| good	0.421 \| good	13.548 \| good	0.353 \| good
2025-06-06T12:00:00.000Z	103 \| sensitive	36.36 \| moderate	159.448 \| moderate	31.508 \| good	0.392 \| good	8.889 \| good	0.358 \| good
2025-06-06T13:00:00.000Z	102 \| sensitive	36.201 \| moderate	157.895 \| moderate	30.583 \| good	0.401 \| good	6.643 \| good	0.328 \| good
2025-06-06T14:00:00.000Z	105 \| sensitive	37.017 \| moderate	161.666 \| moderate	30.372 \| good	0.39 \| good	14.723 \| good	0.488 \| good
2025-06-06T15:00:00.000Z	107 \| sensitive	37.54 \| moderate	164.112 \| moderate	36.665 \| good	0.472 \| good	8.307 \| good	0.36 \| good
2025-06-06T16:00:00.000Z	105 \| sensitive	37.083 \| moderate	160.309 \| moderate	34.721 \| good	0.862 \| good	2.996 \| good	0.277 \| good
2025-06-06T17:00:00.000Z	105 \| sensitive	36.773 \| moderate	159.973 \| moderate	45.216 \| good	0.749 \| good	2.994 \| good	0.262 \| good
2025-06-06T18:00:00.000Z	105 \| sensitive	36.876 \| moderate	160.948 \| moderate	52.73 \| good	0.502 \| good	2.067 \| good	0.262 \| good
2025-06-06T19:00:00.000Z	105 \| sensitive	37.134 \| moderate	162.519 \| moderate	54.559 \| good	1.057 \| good	2.576 \| good	0.234 \| good
2025-06-06T20:00:00.000Z	102 \| sensitive	36.327 \| moderate	154.124 \| fine	52.642 \| good	0.569 \| good	1.883 \| good	0.234 \| good
2025-06-06T21:00:00.000Z	99 \| moderate	35.186 \| fine	151.161 \| fine	61.411 \| fine	0.422 \| good	1.712 \| good	0.234 \| good
2025-06-06T22:00:00.000Z	97 \| moderate	33.939 \| fine	146.402 \| fine	59.807 \| fine	0.489 \| good	4.383 \| good	0.213 \| good
2025-06-06T23:00:00.000Z	97 \| moderate	33.559 \| fine	145.32 \| fine	61.33 \| fine	0.541 \| good	6.553 \| good	0.213 \| good
2025-06-07T00:00:00.000Z	103 \| sensitive	36.492 \| moderate	159.198 \| moderate	60.916 \| fine	0.562 \| good	6.018 \| good	0.244 \| good
2025-06-07T01:00:00.000Z	115 \| sensitive	41.105 \| moderate	181.84 \| moderate	63.132 \| fine	1.503 \| good	8.614 \| good	0.244 \| good
2025-06-07T02:00:00.000Z	112 \| sensitive	39.627 \| moderate	175.087 \| moderate	56.912 \| fine	1.146 \| good	11.325 \| good	0.244 \| good
2025-06-07T03:00:00.000Z	102 \| sensitive	35.839 \| moderate	155.101 \| moderate	48.041 \| good	0.924 \| good	11.509 \| good	0.272 \| good
2025-06-07T04:00:00.000Z	94 \| moderate	31.852 \| fine	136.879 \| fine	47.956 \| good	0.911 \| good	8.352 \| good	0.259 \| good
2025-06-07T05:00:00.000Z	90 \| moderate	30.476 \| fine	132.718 \| fine	44.758 \| good	0.456 \| good	6.839 \| good	0.259 \| good
2025-06-07T06:00:00.000Z	88 \| moderate	28.84 \| fine	123.719 \| fine	47.108 \| good	0.382 \| good	6.474 \| good	0.259 \| good
2025-06-07T07:00:00.000Z	86 \| moderate	27.71 \| fine	120.2 \| fine	42.972 \| good	0.348 \| good	5.634 \| good	0.259 \| good
2025-06-07T08:00:00.000Z	86 \| moderate	27.713 \| fine	120.632 \| fine	40.351 \| good	0.313 \| good	5.514 \| good	0.249 \| good
2025-06-07T09:00:00.000Z	84 \| moderate	27.266 \| fine	118.631 \| fine	33.897 \| good	0.293 \| good	6.54 \| good	0.27 \| good
2025-06-07T10:00:00.000Z	82 \| moderate	26.371 \| fine	114.79 \| fine	37.122 \| good	0.277 \| good	4.215 \| good	0.27 \| good
2025-06-07T11:00:00.000Z	82 \| moderate	26.036 \| fine	114.17 \| fine	32.944 \| good	0.324 \| good	3.701 \| good	0.27 \| good
2025-06-07T11:00:00.000Z	82 \| moderate	26.371 \| fine	114.79 \| fine	37.122 \| good	0.277 \| good	4.215 \| good	0.27 \| good
2025-06-07T12:00:00.000Z	56 \| moderate	11.875 \| good	52.523 \| good	25.109 \| good	1.333 \| good	7.668 \| good	0.228 \| good
2025-06-07T13:00:00.000Z	64 \| moderate	15.606 \| fine	69.214 \| fine	27.734 \| good	1.79 \| good	4.705 \| good	0.211 \| good
2025-06-07T14:00:00.000Z	67 \| moderate	17.74 \| fine	78.971 \| fine	32.881 \| good	1.777 \| good	4.984 \| good	0.211 \| good
2025-06-07T15:00:00.000Z	66 \| moderate	16.531 \| fine	73.012 \| fine	38.145 \| good	1.764 \| good	5.262 \| good	0.212 \| good
2025-06-07T16:00:00.000Z	64 \| moderate	16.01 \| fine	70.745 \| fine	45.48 \| good	1.211 \| good	2.004 \| good	0.175 \| good
2025-06-07T17:00:00.000Z	67 \| moderate	18.33 \| fine	80.767 \| fine	53.877 \| good	1.26 \| good	2.248 \| good	0.179 \| good
2025-06-07T18:00:00.000Z	64 \| moderate	16.297 \| fine	73.036 \| fine	53.308 \| good	1.309 \| good	2.492 \| good	0.183 \| good
2025-06-07T19:00:00.000Z	64 \| moderate	15.677 \| fine	69.593 \| fine	49.753 \| good	1.288 \| good	2.659 \| good	0.187 \| good
2025-06-07T20:00:00.000Z	64 \| moderate	15.749 \| fine	69.705 \| fine	52.264 \| good	1.344 \| good	3.064 \| good	0.192 \| good
2025-06-07T21:00:00.000Z	60 \| moderate	13.83 \| fine	61.396 \| fine	48.475 \| good	1.4 \| good	3.468 \| good	0.196 \| good
2025-06-07T22:00:00.000Z	56 \| moderate	12.464 \| fine	55.54 \| fine	45.01 \| good	1.632 \| good	8.769 \| good	0.231 \| good
2025-06-07T23:00:00.000Z	56 \| moderate	12.299 \| fine	55.341 \| fine	45.786 \| good	1.735 \| good	10.094 \| good	0.241 \| good
2025-06-08T00:00:00.000Z	52 \| moderate	10.284 \| good	45.416 \| good	42.973 \| good	1.837 \| good	11.419 \| good	0.25 \| good
2025-06-08T01:00:00.000Z	58 \| moderate	12.561 \| fine	56.872 \| fine	39.538 \| good	1.887 \| good	14.543 \| good	0.264 \| good
2025-06-08T02:00:00.000Z	44 \| good	8.158 \| good	36.159 \| good	41.212 \| good	1.912 \| good	14.937 \| good	0.265 \| good
2025-06-08T03:00:00.000Z	54 \| moderate	11.077 \| good	48.918 \| good	34.429 \| good	1.938 \| good	15.331 \| good	0.267 \| good
2025-06-08T04:00:00.000Z	52 \| moderate	9.637 \| good	42.845 \| good	32.985 \| good	1.981 \| good	17.033 \| good	0.279 \| good
2025-06-08T05:00:00.000Z	44 \| good	7.978 \| good	34.976 \| good	34.469 \| good	1.937 \| good	17.287 \| good	0.279 \| good
2025-06-08T06:00:00.000Z	38 \| good	7.27 \| good	32.074 \| good	34.18 \| good	1.893 \| good	17.541 \| good	0.279 \| good
2025-06-08T07:00:00.000Z	38 \| good	7.261 \| good	32.038 \| good	34.035 \| good	2.094 \| good	18.98 \| good	0.282 \| good
2025-06-08T08:00:00.000Z	44 \| good	7.562 \| good	33.097 \| good	28.345 \| good	2.087 \| good	19.197 \| good	0.281 \| good
2025-06-08T09:00:00.000Z	38 \| good	7.072 \| good	31.138 \| good	28.144 \| good	2.08 \| good	19.415 \| good	0.279 \| good
2025-06-08T10:00:00.000Z	23 \| good	2.137 \| good	8.484 \| good	24.562 \| good	2.114 \| good	15.382 \| good	0.295 \| good
2025-06-08T11:00:00.000Z	23 \| good	1.566 \| good	6.27 \| good	24.817 \| good	2.232 \| good	15.864 \| good	0.295 \| good
2025-06-08T12:00:00.000Z	29 \| good	3.036 \| good	12.266 \| good	30.678 \| good	2.35 \| good	16.346 \| good	0.295 \| good
2025-06-08T13:00:00.000Z	38 \| good	6.869 \| good	30.711 \| good	32.941 \| good	1.663 \| good	3.477 \| good	0.224 \| good
2025-06-08T14:00:00.000Z	39 \| good	6.133 \| good	27.057 \| good	42.327 \| good	2.083 \| good	4.242 \| good	0.234 \| good
2025-06-08T15:00:00.000Z	45 \| good	5.776 \| good	24.981 \| good	49.486 \| good	2.503 \| good	5.008 \| good	0.244 \| good
2025-06-08T16:00:00.000Z	48 \| good	4.549 \| good	19.934 \| good	51.701 \| good	0.605 \| good	1.036 \| good	0.178 \| good
2025-06-08T17:00:00.000Z	48 \| good	5.518 \| good	23.998 \| good	51.887 \| good	0.788 \| good	1.245 \| good	0.184 \| good
2025-06-08T18:00:00.000Z	43 \| good	5.904 \| good	25.301 \| good	46.385 \| good	0.97 \| good	1.453 \| good	0.19 \| good
2025-06-08T19:00:00.000Z	35 \| good	4.966 \| good	21.225 \| good	38.404 \| good	0.359 \| good	1.09 \| good	0.158 \| good
2025-06-08T20:00:00.000Z	31 \| good	2.502 \| good	10.284 \| good	34.003 \| good	0.45 \| good	1.279 \| good	0.16 \| good
2025-06-08T21:00:00.000Z	33 \| good	2.021 \| good	8.092 \| good	35.731 \| good	0.542 \| good	1.469 \| good	0.162 \| good
2025-06-08T22:00:00.000Z	34 \| good	1.927 \| good	7.903 \| good	36.547 \| good	0.383 \| good	3.122 \| good	0.166 \| good
2025-06-08T23:00:00.000Z	38 \| good	6.916 \| good	30.722 \| good	37.442 \| good	0.469 \| good	3.593 \| good	0.169 \| good
2025-06-09T00:00:00.000Z	34 \| good	1.281 \| good	5.13 \| good	37.238 \| good	0.555 \| good	4.064 \| good	0.172 \| good
2025-06-09T01:00:00.000Z	49 \| good	8.752 \| good	38.173 \| good	33.477 \| good	0.528 \| good	5.375 \| good	0.178 \| good
2025-06-09T02:00:00.000Z	49 \| good	9.288 \| good	41.072 \| good	27.237 \| good	0.642 \| good	5.85 \| good	0.18 \| good
2025-06-09T03:00:00.000Z	38 \| good	7.2 \| good	32.099 \| good	22.708 \| good	0.757 \| good	6.325 \| good	0.182 \| good
2025-06-09T04:00:00.000Z	20 \| good	2.268 \| good	9.401 \| good	22.041 \| good	0.46 \| good	5.248 \| good	0.172 \| good
2025-06-09T05:00:00.000Z	21 \| good	2.394 \| good	9.747 \| good	23.007 \| good	0.544 \| good	5.48 \| good	0.174 \| good
2025-06-09T06:00:00.000Z	44 \| good	7.846 \| good	8.053 \| good	33.412 \| good	0.636 \| good	5.746 \| good	0.176 \| good
2025-06-09T07:00:00.000Z	18 \| good	0.559 \| good	2.155 \| good	19.495 \| good	0.502 \| good	8.949 \| good	0.176 \| good
2025-06-09T08:00:00.000Z	17 \| good	0.314 \| good	1.089 \| good	18.12 \| good	0.596 \| good	8.826 \| good	0.177 \| good
2025-06-09T09:00:00.000Z	16 \| good	0.436 \| good	2.038 \| good	16.554 \| good	0.69 \| good	8.702 \| good	0.177 \| good
2025-06-09T10:00:00.000Z	9 \| good	0.508 \| good	2.062 \| good	10.143 \| good	0.568 \| good	6.437 \| good	0.181 \| good
2025-06-09T11:00:00.000Z	11 \| good	0.523 \| good	2.154 \| good	11.696 \| good	0.702 \| good	6.822 \| good	0.183 \| good

Live air quality index in Naperville, Illinois today

Major air pollutants in Naperville, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Naperville, Illinois air quality forecast and history

Empower business decisions with accurate air quality data

Naperville, Illinois air quality map: Real-time AQI near you

Air quality in nearby cities

Warrenville, Illinois

Woodridge, Illinois

Lisle, Illinois

Bolingbrook, Illinois

Winfield, Illinois

Romeoville, Illinois

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Frequently asked questions

How frequently is the air quality data for Naperville, Illinois updated?

When did Naperville, Illinois experience the worst air quality in the last 24 hours?

When did Naperville, Illinois have its best air quality in the last 24 hours?

What is the real-time air quality index for Naperville, Illinois?

Which pollutant is found most often in Naperville, Illinois?

What can I do if the air quality in Naperville, Illinois is poor?

What are the current PM2.5 levels in Naperville, Illinois?

What are the current PM10 levels at Naperville, Illinois?

What are the current carbon monoxide (CO) levels at Naperville, Illinois?

What are the current sulfur dioxide (SO2) levels at Naperville, Illinois?

What are the current ozone (O3) levels at Naperville, Illinois?

What are the current nitrogen dioxide (NO2) levels at Naperville, Illinois?

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 Naperville, Illinois?

What are the current PM₁₀ levels at Naperville, Illinois?

What are the current sulfur dioxide (SO₂) levels at Naperville, Illinois?

What are the current ozone (O₃) levels at Naperville, Illinois?

What are the current nitrogen dioxide (NO₂) levels at Naperville, Illinois?