What is the PM10 level in Darien, Illinois at the moment?

The PM10 concentration in Darien, Illinois is 119.991 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Darien, Illinois at the moment?

Currently, Darien, Illinois has a sulfur dioxide (SO2) concentration of 1.03 ppb.

What is the ozone (O3) level in Darien, Illinois at the moment?

The current ozone (O3) level in Darien, Illinois at the moment is 45.133 ppm.

What is the nitrogen dioxide (NO2) level in Darien, Illinois at the moment?

Nitrogen dioxide (NO2) level in Darien, Illinois at the moment is 2.098 ppb.

Live air quality index in Darien, Illinois today

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

Stay updated with real-time air quality in Darien, 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

Darien, Illinois

Last updated: ... (Local time)

Major air pollutants in Darien, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

21.90 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

91.83 μg/m³

155

255

425

605+

Ozone (O₃)

54.02 ppb

201

201+

Sulfur Dioxide (SO₂)

0.71 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

1.87 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.54 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

Please contact us for custom requests

Darien, Illinois

Scroll To Air Quality Map

Track live Darien, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-21T01:00:00.000Z	33 \| good	5.707 \| good	25.459 \| good	33.026 \| good	0.405 \| good	4.04 \| good	0.292 \| good
2025-07-21T02:00:00.000Z	33 \| good	5.581 \| good	24.484 \| good	30.75 \| good	0.461 \| good	6.588 \| good	0.292 \| good
2025-07-21T03:00:00.000Z	33 \| good	5.935 \| good	22.632 \| good	32.773 \| good	0.399 \| good	4.966 \| good	0.299 \| good
2025-07-21T04:00:00.000Z	44 \| good	7.552 \| good	31.328 \| good	33.112 \| good	0.317 \| good	3.936 \| good	0.251 \| good
2025-07-21T05:00:00.000Z	69 \| moderate	18.723 \| fine	65.585 \| fine	31.019 \| good	0.4 \| good	1.966 \| good	0.265 \| good
2025-07-21T06:00:00.000Z	69 \| moderate	19.333 \| fine	87.1 \| fine	27.311 \| good	0.472 \| good	2.921 \| good	0.245 \| good
2025-07-21T07:00:00.000Z	107 \| sensitive	38.19 \| moderate	167.3 \| moderate	26.008 \| good	0.604 \| good	1.811 \| good	0.231 \| good
2025-07-21T08:00:00.000Z	98 \| moderate	33.229 \| fine	149.791 \| fine	24.732 \| good	0.394 \| good	3.153 \| good	0.203 \| good
2025-07-21T09:00:00.000Z	97 \| moderate	34.279 \| fine	139.637 \| fine	20.051 \| good	0.348 \| good	4.025 \| good	0.211 \| good
2025-07-21T10:00:00.000Z	122 \| sensitive	44.387 \| moderate	193.241 \| moderate	20.412 \| good	0.413 \| good	5.709 \| good	0.211 \| good
2025-07-21T11:00:00.000Z	122 \| sensitive	44.215 \| moderate	179.821 \| moderate	17.779 \| good	0.723 \| good	4.733 \| good	0.177 \| good
2025-07-21T12:00:00.000Z	102 \| sensitive	35.647 \| moderate	138.02 \| fine	15.547 \| good	0.995 \| good	6.256 \| good	0.177 \| good
2025-07-21T13:00:00.000Z	81 \| moderate	25.07 \| fine	115.96 \| fine	14.052 \| good	1.049 \| good	7.233 \| good	0.177 \| good
2025-07-21T14:00:00.000Z	67 \| moderate	17.867 \| fine	85.127 \| fine	17.616 \| good	0.824 \| good	4.505 \| good	0.157 \| good
2025-07-21T15:00:00.000Z	66 \| moderate	16.589 \| fine	59.819 \| fine	21.254 \| good	2.885 \| good	3.817 \| good	0.157 \| good
2025-07-21T16:00:00.000Z	64 \| moderate	15.806 \| fine	56.005 \| fine	25.065 \| good	2.999 \| good	2.228 \| good	0.143 \| good
2025-07-21T17:00:00.000Z	60 \| moderate	14.222 \| fine	61.837 \| fine	30.948 \| good	1.322 \| good	1.547 \| good	0.126 \| good
2025-07-21T18:00:00.000Z	64 \| moderate	16.073 \| fine	66.394 \| fine	37.793 \| good	1.148 \| good	1.775 \| good	0.167 \| good
2025-07-21T19:00:00.000Z	67 \| moderate	18.427 \| fine	65.141 \| fine	44.588 \| good	1.544 \| good	1.886 \| good	0.187 \| good
2025-07-21T20:00:00.000Z	69 \| moderate	18.924 \| fine	84.608 \| fine	50.653 \| good	0.963 \| good	1.44 \| good	0.183 \| good
2025-07-21T21:00:00.000Z	73 \| moderate	20.738 \| fine	84.115 \| fine	54.98 \| good	2.27 \| good	1.449 \| good	0.191 \| good
2025-07-21T22:00:00.000Z	79 \| moderate	23.539 \| fine	101.09 \| fine	61.765 \| fine	2.361 \| good	1.566 \| good	0.226 \| good
2025-07-21T23:00:00.000Z	80 \| moderate	22.54 \| fine	90.141 \| fine	64.262 \| fine	1.376 \| good	1.772 \| good	0.236 \| good
2025-07-22T00:00:00.000Z	81 \| moderate	25.433 \| fine	101.621 \| fine	62.738 \| fine	1.26 \| good	2.768 \| good	0.266 \| good
2025-07-22T01:00:00.000Z	81 \| moderate	24.775 \| fine	97.846 \| fine	56.825 \| fine	1.862 \| good	3.273 \| good	0.289 \| good
2025-07-22T02:00:00.000Z	77 \| moderate	23.041 \| fine	92.33 \| fine	53.222 \| good	1.564 \| good	8.548 \| good	0.266 \| good
2025-07-22T03:00:00.000Z	62 \| moderate	14.663 \| fine	64.964 \| fine	24.173 \| good	1.78 \| good	10.812 \| good	0.306 \| good
2025-07-22T04:00:00.000Z	84 \| moderate	27.195 \| fine	108.037 \| fine	42.265 \| good	0.429 \| good	7.683 \| good	0.209 \| good
2025-07-22T05:00:00.000Z	92 \| moderate	31.172 \| fine	116.054 \| fine	36.609 \| good	0.537 \| good	8.29 \| good	0.169 \| good
2025-07-22T06:00:00.000Z	86 \| moderate	27.665 \| fine	96.893 \| fine	34.14 \| good	0.963 \| good	10.504 \| good	0.17 \| good
2025-07-22T07:00:00.000Z	82 \| moderate	26.176 \| fine	95.155 \| fine	30.729 \| good	0.775 \| good	10.15 \| good	0.139 \| good
2025-07-22T08:00:00.000Z	88 \| moderate	28.74 \| fine	116.845 \| fine	28.223 \| good	0.483 \| good	12.763 \| good	0.139 \| good
2025-07-22T09:00:00.000Z	88 \| moderate	29.131 \| fine	110.671 \| fine	22.185 \| good	0.311 \| good	11.206 \| good	0.131 \| good
2025-07-22T10:00:00.000Z	88 \| moderate	29.431 \| fine	102.235 \| fine	21.82 \| good	0.351 \| good	11.454 \| good	0.138 \| good
2025-07-22T11:00:00.000Z	94 \| moderate	32.049 \| fine	137.973 \| fine	20.854 \| good	0.53 \| good	9.137 \| good	0.19 \| good
2025-07-22T12:00:00.000Z	96 \| moderate	31.959 \| fine	145.85 \| fine	19.67 \| good	0.545 \| good	7.805 \| good	0.21 \| good
2025-07-22T13:00:00.000Z	90 \| moderate	30.199 \| fine	128.434 \| fine	20.76 \| good	0.308 \| good	6.948 \| good	0.19 \| good
2025-07-22T14:00:00.000Z	94 \| moderate	31.528 \| fine	126.653 \| fine	25.259 \| good	0.648 \| good	4.715 \| good	0.204 \| good
2025-07-22T15:00:00.000Z	90 \| moderate	30.118 \| fine	127.291 \| fine	28.341 \| good	0.731 \| good	4.87 \| good	0.236 \| good
2025-07-22T16:00:00.000Z	92 \| moderate	30.558 \| fine	130.591 \| fine	34.861 \| good	1.206 \| good	3.516 \| good	0.22 \| good
2025-07-22T17:00:00.000Z	92 \| moderate	30.893 \| fine	115.74 \| fine	41.022 \| good	1.026 \| good	2.137 \| good	0.22 \| good
2025-07-22T18:00:00.000Z	86 \| moderate	28.484 \| fine	119.991 \| fine	45.133 \| good	1.03 \| good	2.098 \| good	0.208 \| good
2025-07-22T19:00:00.000Z	88 \| moderate	28.675 \| fine	104.833 \| fine	50.355 \| good	0.87 \| good	1.948 \| good	0.239 \| good
2025-07-22T20:00:00.000Z	82 \| moderate	26.061 \| fine	102.554 \| fine	53.375 \| good	0.737 \| good	1.745 \| good	0.257 \| good
2025-07-22T21:00:00.000Z	84 \| moderate	26.84 \| fine	116.481 \| fine	53.062 \| good	0.639 \| good	1.925 \| good	0.357 \| good
2025-07-22T22:00:00.000Z	77 \| moderate	23.044 \| fine	101.784 \| fine	54.009 \| good	0.735 \| good	2.126 \| good	0.455 \| good
2025-07-22T23:00:00.000Z	75 \| moderate	21.897 \| fine	91.826 \| fine	54.02 \| good	0.708 \| good	1.866 \| good	0.535 \| good
2025-07-23T00:00:00.000Z	75 \| moderate	21.897 \| fine	91.826 \| fine	54.02 \| good	0.708 \| good	1.866 \| good	0.535 \| good
2025-07-22T19:00:00.000Z	60 \| moderate	14.497 \| fine	64.915 \| fine	54.836 \| good	2.415 \| good	1.88 \| good	0.25 \| good
2025-07-22T20:00:00.000Z	58 \| moderate	13.068 \| fine	58.934 \| fine	54.343 \| good	2.231 \| good	1.962 \| good	0.241 \| good
2025-07-22T21:00:00.000Z	56 \| moderate	12.111 \| fine	54.946 \| good	51.911 \| good	2.047 \| good	2.044 \| good	0.232 \| good
2025-07-22T22:00:00.000Z	56 \| moderate	11.583 \| good	51.018 \| good	50.32 \| good	1.909 \| good	3.246 \| good	0.236 \| good
2025-07-22T23:00:00.000Z	56 \| moderate	11.632 \| good	50.991 \| good	50.75 \| good	1.771 \| good	4.448 \| good	0.24 \| good
2025-07-23T00:00:00.000Z	52 \| moderate	10.288 \| good	45.839 \| good	47.066 \| good	1.633 \| good	5.65 \| good	0.244 \| good
2025-07-23T01:00:00.000Z	54 \| moderate	11.231 \| good	49.869 \| good	35.044 \| good	1.677 \| good	6.918 \| good	0.252 \| good
2025-07-23T02:00:00.000Z	56 \| moderate	12.263 \| fine	54.914 \| good	28.489 \| good	1.721 \| good	8.186 \| good	0.261 \| good
2025-07-23T03:00:00.000Z	56 \| moderate	11.723 \| good	51.89 \| good	30.058 \| good	1.765 \| good	9.453 \| good	0.27 \| good
2025-07-23T04:00:00.000Z	56 \| moderate	12.335 \| fine	54.909 \| good	29.072 \| good	1.749 \| good	8.629 \| good	0.266 \| good
2025-07-23T05:00:00.000Z	56 \| moderate	12.337 \| fine	54.967 \| good	27.937 \| good	1.734 \| good	7.805 \| good	0.262 \| good
2025-07-23T06:00:00.000Z	58 \| moderate	13.477 \| fine	60.99 \| fine	28.259 \| good	1.718 \| good	6.981 \| good	0.258 \| good
2025-07-23T07:00:00.000Z	58 \| moderate	13.175 \| fine	59.206 \| fine	27.792 \| good	1.689 \| good	6.811 \| good	0.256 \| good
2025-07-23T08:00:00.000Z	60 \| moderate	14.271 \| fine	63.048 \| fine	24.866 \| good	1.659 \| good	6.642 \| good	0.254 \| good
2025-07-23T09:00:00.000Z	64 \| moderate	15.579 \| fine	69.142 \| fine	23.977 \| good	1.63 \| good	6.472 \| good	0.253 \| good
2025-07-23T10:00:00.000Z	67 \| moderate	18.345 \| fine	81.075 \| fine	23.19 \| good	1.751 \| good	6.506 \| good	0.257 \| good
2025-07-23T11:00:00.000Z	66 \| moderate	16.772 \| fine	75.032 \| fine	21.936 \| good	1.871 \| good	6.539 \| good	0.261 \| good
2025-07-23T12:00:00.000Z	62 \| moderate	14.512 \| fine	65.152 \| fine	27.795 \| good	1.992 \| good	6.573 \| good	0.266 \| good
2025-07-23T13:00:00.000Z	62 \| moderate	14.821 \| fine	67.015 \| fine	35.827 \| good	2.59 \| good	5.888 \| good	0.27 \| good
2025-07-23T14:00:00.000Z	64 \| moderate	16.115 \| fine	71.187 \| fine	41.923 \| good	3.187 \| good	5.204 \| good	0.275 \| good
2025-07-23T15:00:00.000Z	66 \| moderate	16.884 \| fine	75.005 \| fine	43.399 \| good	3.785 \| good	4.519 \| good	0.28 \| good
2025-07-23T16:00:00.000Z	66 \| moderate	17.447 \| fine	77.031 \| fine	47.126 \| good	3.984 \| good	3.569 \| good	0.259 \| good
2025-07-23T17:00:00.000Z	67 \| moderate	18.173 \| fine	80.861 \| fine	56.049 \| fine	4.183 \| good	2.619 \| good	0.239 \| good
2025-07-23T18:00:00.000Z	69 \| moderate	18.766 \| fine	82.925 \| fine	60.374 \| fine	4.381 \| good	1.669 \| good	0.218 \| good
2025-07-23T19:00:00.000Z	71 \| moderate	19.91 \| fine	86.93 \| fine	58.877 \| fine	3.676 \| good	1.663 \| good	0.209 \| good
2025-07-23T20:00:00.000Z	73 \| moderate	20.803 \| fine	90.947 \| fine	61.079 \| fine	2.97 \| good	1.657 \| good	0.199 \| good
2025-07-23T21:00:00.000Z	73 \| moderate	20.85 \| fine	91.146 \| fine	60.522 \| fine	2.265 \| good	1.65 \| good	0.19 \| good
2025-07-23T22:00:00.000Z	73 \| moderate	21.11 \| fine	93.01 \| fine	57.6 \| fine	2.074 \| good	2.97 \| good	0.197 \| good
2025-07-23T23:00:00.000Z	73 \| moderate	21.196 \| fine	93.067 \| fine	51.174 \| good	1.884 \| good	4.289 \| good	0.205 \| good
2025-07-24T00:00:00.000Z	67 \| moderate	17.77 \| fine	78.879 \| fine	43.594 \| good	1.694 \| good	5.608 \| good	0.213 \| good
2025-07-24T01:00:00.000Z	60 \| moderate	14.338 \| fine	64.758 \| fine	39.181 \| good	1.575 \| good	6.088 \| good	0.213 \| good
2025-07-24T02:00:00.000Z	62 \| moderate	15.278 \| fine	68.775 \| fine	31.926 \| good	1.457 \| good	6.569 \| good	0.214 \| good
2025-07-24T03:00:00.000Z	66 \| moderate	17.144 \| fine	76.762 \| fine	29.935 \| good	1.338 \| good	7.049 \| good	0.214 \| good
2025-07-24T04:00:00.000Z	73 \| moderate	20.677 \| fine	90.811 \| fine	27.808 \| good	1.257 \| good	6.757 \| good	0.215 \| good
2025-07-24T05:00:00.000Z	75 \| moderate	21.943 \| fine	96.76 \| fine	28.431 \| good	1.176 \| good	6.465 \| good	0.215 \| good
2025-07-24T06:00:00.000Z	71 \| moderate	20.256 \| fine	89.004 \| fine	24.393 \| good	1.095 \| good	6.172 \| good	0.215 \| good
2025-07-24T07:00:00.000Z	73 \| moderate	21.136 \| fine	92.928 \| fine	21.722 \| good	1.39 \| good	5.794 \| good	0.214 \| good
2025-07-24T08:00:00.000Z	73 \| moderate	20.664 \| fine	91.051 \| fine	17.652 \| good	1.685 \| good	5.415 \| good	0.213 \| good
2025-07-24T09:00:00.000Z	73 \| moderate	21.163 \| fine	93.062 \| fine	15.34 \| good	1.98 \| good	5.036 \| good	0.212 \| good
2025-07-24T10:00:00.000Z	75 \| moderate	22.446 \| fine	99.063 \| fine	16.356 \| good	2.717 \| good	5.019 \| good	0.212 \| good
2025-07-24T11:00:00.000Z	75 \| moderate	21.942 \| fine	96.848 \| fine	17.917 \| good	3.453 \| good	5.001 \| good	0.213 \| good
2025-07-24T12:00:00.000Z	67 \| moderate	17.956 \| fine	79.049 \| fine	22.61 \| good	4.189 \| good	4.983 \| good	0.214 \| good
2025-07-24T13:00:00.000Z	64 \| moderate	16.323 \| fine	72.964 \| fine	29.875 \| good	4.14 \| good	4.483 \| good	0.216 \| good
2025-07-24T14:00:00.000Z	62 \| moderate	14.567 \| fine	65.034 \| fine	39.514 \| good	4.091 \| good	3.983 \| good	0.219 \| good
2025-07-24T15:00:00.000Z	58 \| moderate	12.975 \| fine	58.846 \| fine	43.166 \| good	4.043 \| good	3.483 \| good	0.221 \| good
2025-07-24T16:00:00.000Z	56 \| moderate	12.197 \| fine	54.948 \| good	45.346 \| good	3.342 \| good	2.828 \| good	0.21 \| good
2025-07-24T17:00:00.000Z	56 \| moderate	12.182 \| fine	54.983 \| good	47.246 \| good	2.642 \| good	2.173 \| good	0.199 \| good
2025-07-24T18:00:00.000Z	54 \| moderate	11.449 \| good	50.848 \| good	52.44 \| good	1.941 \| good	1.518 \| good	0.189 \| good

Darien

Get reliable air quality data to drive your business

Darien, Illinois air quality map: Stay updated on AQI near you

0.22ppm

How accurate is Illinois, USA air quality data?

Air quality and pollutant data for Illinois, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How often is air quality information updated for Darien, Illinois?

The air quality information for Darien, Illinois is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Darien, Illinois at its worst?

In the past 24 hours, the air quality in Darien, Illinois was at its worst at 12:00:00 on 2025-07-22.

When did Darien, Illinois experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Darien, Illinois was observed at 03:00:00 on 2025-07-22.

What is the AQI in Darien, Illinois right now?

As of now, the AQI in Darien, Illinois is 86, indicating Moderate conditions.

What is the most common type of pollution in Darien, Illinois?

Darien, Illinois air has the highest levels of PM2.5.

What should I do in case of poor air quality in Darien, Illinois?

Poor air quality in Darien, Illinois means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Darien, Illinois at the moment?

PM_2.5 levels in Darien, Illinois are currently 28.484 μg/m³.

What is the PM₁₀ level in Darien, Illinois at the moment?

The PM₁₀ concentration in Darien, Illinois is 119.991 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Darien, Illinois at the moment?

The current carbon monoxide (CO) concentration in Darien, Illinois is 0.208 ppm.

What is the sulfur dioxide (SO₂) level in Darien, Illinois at the moment?

Currently, Darien, Illinois has a sulfur dioxide (SO₂) concentration of 1.03 ppb.

What is the ozone (O₃) level in Darien, Illinois at the moment?

The current ozone (O₃) level in Darien, Illinois at the moment is 45.133 ppm.

What is the nitrogen dioxide (NO₂) level in Darien, Illinois at the moment?

Nitrogen dioxide (NO₂) level in Darien, Illinois at the moment is 2.098 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions