What is the PM10 level in Pasadena, California at the moment?

The PM10 concentration in Pasadena, California is 29.101 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Pasadena, California at the moment?

Currently, Pasadena, California has a sulfur dioxide (SO2) concentration of 0.491 ppb.

What is the ozone (O3) level in Pasadena, California at the moment?

The current ozone (O3) level in Pasadena, California at the moment is 36.914 ppm.

What is the nitrogen dioxide (NO2) level in Pasadena, California at the moment?

Nitrogen dioxide (NO2) level in Pasadena, California at the moment is 4.069 ppb.

Live air quality index in Pasadena, California today

Q: What is the PM2.5 level in Pasadena, California at the moment?

PM2.5 levels in Pasadena, California are currently 11.001 μg/m3.

Stay updated with real-time air quality in Pasadena, California 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

Pasadena, California

Last updated: ... (Local time)

Major air pollutants in Pasadena, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.00 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

29.10 μg/m³

155

255

425

605+

Ozone (O₃)

36.91 ppb

201

201+

Sulfur Dioxide (SO₂)

0.49 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.07 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.15 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Pasadena, California

Get Live Pollen Counts

Pasadena, California

Scroll To Air Quality Map

Track live Pasadena, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-06T17:00:00.000Z	58 \| moderate	13.265 \| fine	45.149 \| good	42.53 \| good	0.497 \| good	3.881 \| good	0.2 \| good
2026-06-06T18:00:00.000Z	56 \| moderate	11.96 \| good	39.274 \| good	46.45 \| good	0.453 \| good	4.122 \| good	0.2 \| good
2026-06-06T19:00:00.000Z	60 \| moderate	14.032 \| fine	43.973 \| good	48.543 \| good	0.556 \| good	4.316 \| good	0.213 \| good
2026-06-06T20:00:00.000Z	67 \| moderate	17.551 \| fine	49.277 \| good	52.507 \| good	0.604 \| good	4.103 \| good	0.2 \| good
2026-06-06T21:00:00.000Z	60 \| moderate	14.103 \| fine	41.885 \| good	53.744 \| good	0.622 \| good	4.621 \| good	0.2 \| good
2026-06-06T22:00:00.000Z	60 \| moderate	13.645 \| fine	45.931 \| good	56.687 \| fine	0.746 \| good	4.337 \| good	0.149 \| good
2026-06-06T23:00:00.000Z	64 \| moderate	10.825 \| good	43.229 \| good	59.381 \| fine	0.777 \| good	4.984 \| good	0.151 \| good
2026-06-07T00:00:00.000Z	52 \| moderate	10.001 \| good	47.465 \| good	54.599 \| good	0.823 \| good	4.587 \| good	0.151 \| good
2026-06-07T01:00:00.000Z	52 \| moderate	9.996 \| good	36.067 \| good	53.543 \| good	0.819 \| good	4.793 \| good	0.151 \| good
2026-06-07T02:00:00.000Z	52 \| moderate	9.798 \| good	42.742 \| good	50.516 \| good	0.747 \| good	5.312 \| good	0.151 \| good
2026-06-07T03:00:00.000Z	49 \| good	9.338 \| good	39.918 \| good	48.483 \| good	0.623 \| good	7.746 \| good	0.164 \| good
2026-06-07T04:00:00.000Z	52 \| moderate	9.729 \| good	46.84 \| good	42.826 \| good	0.682 \| good	6.169 \| good	0.164 \| good
2026-06-07T05:00:00.000Z	52 \| moderate	9.711 \| good	28.233 \| good	41.674 \| good	0.765 \| good	4.908 \| good	0.151 \| good
2026-06-07T06:00:00.000Z	52 \| moderate	9.546 \| good	24.449 \| good	41.674 \| good	0.674 \| good	4.865 \| good	0.213 \| good
2026-06-07T07:00:00.000Z	38 \| good	7.292 \| good	27.464 \| good	38.931 \| good	0.666 \| good	4.865 \| good	0.213 \| good
2026-06-07T08:00:00.000Z	49 \| good	9.365 \| good	26.181 \| good	36.211 \| good	0.609 \| good	5.391 \| good	0.2 \| good
2026-06-07T09:00:00.000Z	44 \| good	8.286 \| good	24.87 \| good	35.208 \| good	0.722 \| good	5.11 \| good	0.191 \| good
2026-06-07T10:00:00.000Z	44 \| good	7.821 \| good	33.419 \| good	35.208 \| good	0.712 \| good	5.11 \| good	0.191 \| good
2026-06-07T11:00:00.000Z	56 \| moderate	11.536 \| good	32.788 \| good	35.17 \| good	0.705 \| good	5.137 \| good	0.19 \| good
2026-06-07T12:00:00.000Z	52 \| moderate	9.835 \| good	19.476 \| good	37.944 \| good	0.558 \| good	2.816 \| good	0.129 \| good
2026-06-07T13:00:00.000Z	49 \| good	9.437 \| good	26.646 \| good	37.944 \| good	0.55 \| good	2.816 \| good	0.129 \| good
2026-06-07T14:00:00.000Z	49 \| good	9.076 \| good	20.859 \| good	37.941 \| good	0.559 \| good	3.313 \| good	0.155 \| good
2026-06-07T15:00:00.000Z	52 \| moderate	9.934 \| good	23.886 \| good	38.955 \| good	0.575 \| good	3.262 \| good	0.142 \| good
2026-06-07T16:00:00.000Z	49 \| good	8.695 \| good	27.113 \| good	41.888 \| good	0.491 \| good	2.907 \| good	0.155 \| good
2026-06-07T17:00:00.000Z	54 \| moderate	10.856 \| good	27.246 \| good	44.642 \| good	0.501 \| good	2.975 \| good	0.142 \| good
2026-06-07T18:00:00.000Z	54 \| moderate	11.344 \| good	29.938 \| good	44.81 \| good	0.542 \| good	3.124 \| good	0.142 \| good
2026-06-07T19:00:00.000Z	52 \| moderate	9.806 \| good	34.049 \| good	48.739 \| good	0.514 \| good	3.664 \| good	0.142 \| good
2026-06-07T20:00:00.000Z	52 \| moderate	9.555 \| good	27.363 \| good	52.711 \| good	0.61 \| good	3.528 \| good	0.142 \| good
2026-06-07T21:00:00.000Z	61 \| moderate	9.816 \| good	35.385 \| good	57.631 \| fine	0.72 \| good	3.513 \| good	0.142 \| good
2026-06-07T22:00:00.000Z	64 \| moderate	11.344 \| good	51.793 \| good	59.455 \| fine	0.847 \| good	4.056 \| good	0.15 \| good
2026-06-07T23:00:00.000Z	51 \| moderate	9.248 \| good	53.455 \| good	54.623 \| good	0.76 \| good	4.727 \| good	0.142 \| good
2026-06-08T00:00:00.000Z	52 \| moderate	9.941 \| good	37.058 \| good	54.487 \| good	0.646 \| good	4.109 \| good	0.142 \| good
2026-06-08T01:00:00.000Z	52 \| moderate	10.055 \| good	42.032 \| good	51.548 \| good	0.736 \| good	3.276 \| good	0.15 \| good
2026-06-08T02:00:00.000Z	54 \| moderate	11.084 \| good	37.476 \| good	45.877 \| good	0.687 \| good	3.551 \| good	0.15 \| good
2026-06-08T03:00:00.000Z	54 \| moderate	10.926 \| good	48.811 \| good	46.593 \| good	1.379 \| good	5.098 \| good	0.117 \| good
2026-06-08T04:00:00.000Z	49 \| good	9.378 \| good	31.718 \| good	41.788 \| good	0.639 \| good	3.422 \| good	0.142 \| good
2026-06-08T05:00:00.000Z	44 \| good	8.317 \| good	31.874 \| good	40.619 \| good	0.734 \| good	2.984 \| good	0.15 \| good
2026-06-08T06:00:00.000Z	52 \| moderate	10.122 \| good	31.993 \| good	38.617 \| good	0.686 \| good	3.602 \| good	0.177 \| good
2026-06-08T07:00:00.000Z	52 \| moderate	10.13 \| good	23.973 \| good	38.617 \| good	0.688 \| good	3.602 \| good	0.177 \| good
2026-06-08T08:00:00.000Z	52 \| moderate	9.935 \| good	22.571 \| good	33.909 \| good	0.693 \| good	4.797 \| good	0.227 \| good
2026-06-08T09:00:00.000Z	54 \| moderate	10.852 \| good	42.638 \| good	34.9 \| good	0.629 \| good	4.056 \| good	0.227 \| good
2026-06-08T10:00:00.000Z	54 \| moderate	11.071 \| good	40.359 \| good	34.247 \| good	0.639 \| good	3.957 \| good	0.2 \| good
2026-06-08T11:00:00.000Z	54 \| moderate	11.049 \| good	30.778 \| good	34.737 \| good	0.845 \| good	2.824 \| good	0.142 \| good
2026-06-08T12:00:00.000Z	52 \| moderate	10.411 \| good	23.222 \| good	34.779 \| good	0.572 \| good	2.221 \| good	0.136 \| good
2026-06-08T13:00:00.000Z	54 \| moderate	10.763 \| good	25.404 \| good	34.779 \| good	0.577 \| good	2.221 \| good	0.136 \| good
2026-06-08T14:00:00.000Z	52 \| moderate	10.113 \| good	36.488 \| good	35.805 \| good	0.543 \| good	2.594 \| good	0.121 \| good
2026-06-08T15:00:00.000Z	54 \| moderate	10.97 \| good	31.865 \| good	36.829 \| good	0.574 \| good	3.26 \| good	0.142 \| good
2026-06-08T16:00:00.000Z	54 \| moderate	11.001 \| good	29.101 \| good	36.914 \| good	0.491 \| good	4.069 \| good	0.151 \| good
2026-06-08T16:00:00.000Z	54 \| moderate	11.001 \| good	29.101 \| good	36.914 \| good	0.491 \| good	4.069 \| good	0.151 \| good
2026-06-08T17:00:00.000Z	62 \| moderate	14.88 \| fine	67.149 \| fine	41.753 \| good	1.412 \| good	4.996 \| good	0.127 \| good
2026-06-08T18:00:00.000Z	62 \| moderate	15.354 \| fine	68.914 \| fine	45.172 \| good	1.402 \| good	4.236 \| good	0.125 \| good
2026-06-08T19:00:00.000Z	66 \| moderate	16.738 \| fine	74.754 \| fine	52.159 \| good	1.42 \| good	3.641 \| good	0.123 \| good
2026-06-08T20:00:00.000Z	66 \| moderate	17.221 \| fine	76.101 \| fine	59.054 \| fine	1.453 \| good	3.114 \| good	0.121 \| good
2026-06-08T21:00:00.000Z	74 \| moderate	18.254 \| fine	80.066 \| fine	62.27 \| fine	1.453 \| good	2.645 \| good	0.119 \| good
2026-06-08T22:00:00.000Z	87 \| moderate	15.849 \| fine	70.124 \| fine	65.673 \| fine	1.438 \| good	2.301 \| good	0.118 \| good
2026-06-08T23:00:00.000Z	80 \| moderate	14.92 \| fine	67.234 \| fine	64.482 \| fine	1.426 \| good	2.169 \| good	0.116 \| good
2026-06-09T00:00:00.000Z	77 \| moderate	14.91 \| fine	66.516 \| fine	62.618 \| fine	1.402 \| good	2.341 \| good	0.115 \| good
2026-06-09T01:00:00.000Z	60 \| moderate	14.27 \| fine	64.093 \| fine	57.441 \| fine	1.41 \| good	3.052 \| good	0.115 \| good
2026-06-09T02:00:00.000Z	62 \| moderate	14.652 \| fine	65.03 \| fine	52.092 \| good	1.458 \| good	4.334 \| good	0.117 \| good
2026-06-09T03:00:00.000Z	60 \| moderate	13.677 \| fine	61.068 \| fine	44.759 \| good	1.499 \| good	6.296 \| good	0.12 \| good
2026-06-09T04:00:00.000Z	60 \| moderate	14.421 \| fine	64.799 \| fine	39.682 \| good	1.505 \| good	8.373 \| good	0.125 \| good
2026-06-09T05:00:00.000Z	58 \| moderate	12.662 \| fine	56.751 \| fine	36.294 \| good	1.504 \| good	10.697 \| good	0.132 \| good
2026-06-09T06:00:00.000Z	60 \| moderate	13.64 \| fine	61.627 \| fine	33.407 \| good	1.489 \| good	14.671 \| good	0.143 \| good
2026-06-09T07:00:00.000Z	56 \| moderate	11.669 \| good	51.544 \| good	31.975 \| good	1.466 \| good	17.522 \| good	0.153 \| good
2026-06-09T08:00:00.000Z	58 \| moderate	12.923 \| fine	57.765 \| fine	30.778 \| good	1.417 \| good	18.888 \| good	0.161 \| good
2026-06-09T09:00:00.000Z	54 \| moderate	11.496 \| good	50.809 \| good	30.512 \| good	1.39 \| good	19.807 \| good	0.166 \| good
2026-06-09T10:00:00.000Z	58 \| moderate	12.905 \| fine	58.509 \| fine	28.881 \| good	1.364 \| good	20.473 \| good	0.17 \| good
2026-06-09T11:00:00.000Z	58 \| moderate	12.512 \| fine	56.019 \| fine	28.905 \| good	1.337 \| good	20.974 \| good	0.174 \| good
2026-06-09T12:00:00.000Z	56 \| moderate	11.921 \| good	53.628 \| good	29.264 \| good	1.299 \| good	21.637 \| good	0.181 \| good
2026-06-09T13:00:00.000Z	60 \| moderate	14.018 \| fine	62.197 \| fine	28.301 \| good	1.273 \| good	21.03 \| good	0.191 \| good
2026-06-09T14:00:00.000Z	60 \| moderate	14.312 \| fine	63.778 \| fine	29.483 \| good	1.218 \| good	16.818 \| good	0.198 \| good
2026-06-09T15:00:00.000Z	62 \| moderate	15.158 \| fine	67.097 \| fine	29.784 \| good	1.331 \| good	9.693 \| good	0.145 \| good
2026-06-09T16:00:00.000Z	64 \| moderate	15.611 \| fine	69.423 \| fine	31.464 \| good	1.371 \| good	7.225 \| good	0.132 \| good
2026-06-09T17:00:00.000Z	64 \| moderate	16.249 \| fine	72.896 \| fine	34.321 \| good	1.34 \| good	5.948 \| good	0.127 \| good
2026-06-09T18:00:00.000Z	64 \| moderate	16.153 \| fine	71.559 \| fine	41.707 \| good	1.349 \| good	5.039 \| good	0.123 \| good
2026-06-09T19:00:00.000Z	66 \| moderate	17.111 \| fine	75.69 \| fine	48.73 \| good	1.414 \| good	4.374 \| good	0.12 \| good
2026-06-09T20:00:00.000Z	67 \| moderate	17.839 \| fine	78.435 \| fine	56.367 \| fine	1.508 \| good	3.781 \| good	0.119 \| good
2026-06-09T21:00:00.000Z	80 \| moderate	19.716 \| fine	86.331 \| fine	64.005 \| fine	1.603 \| good	3.211 \| good	0.119 \| good
2026-06-09T22:00:00.000Z	97 \| moderate	18.943 \| fine	83.377 \| fine	69.434 \| fine	1.66 \| good	2.777 \| good	0.119 \| good
2026-06-09T23:00:00.000Z	90 \| moderate	18.28 \| fine	80.629 \| fine	67.229 \| fine	1.732 \| good	2.587 \| good	0.119 \| good
2026-06-10T00:00:00.000Z	84 \| moderate	19.783 \| fine	86.948 \| fine	64.568 \| fine	1.81 \| good	2.751 \| good	0.12 \| good
2026-06-10T01:00:00.000Z	71 \| moderate	18.575 \| fine	81.795 \| fine	61.408 \| fine	1.879 \| good	3.437 \| good	0.121 \| good
2026-06-10T02:00:00.000Z	69 \| moderate	18.718 \| fine	82.405 \| fine	56.699 \| fine	1.947 \| good	4.746 \| good	0.122 \| good
2026-06-10T03:00:00.000Z	69 \| moderate	18.924 \| fine	83.963 \| fine	47.008 \| good	1.986 \| good	6.923 \| good	0.125 \| good
2026-06-10T04:00:00.000Z	71 \| moderate	19.6 \| fine	85.943 \| fine	42.668 \| good	1.988 \| good	9.356 \| good	0.13 \| good
2026-06-10T05:00:00.000Z	67 \| moderate	18.197 \| fine	80.129 \| fine	39.182 \| good	1.921 \| good	12.422 \| good	0.137 \| good
2026-06-10T06:00:00.000Z	67 \| moderate	17.729 \| fine	23.972 \| good	27.751 \| good	1.844 \| good	15.798 \| good	0.145 \| good
2026-06-10T07:00:00.000Z	64 \| moderate	15.659 \| fine	70.067 \| fine	34.506 \| good	1.77 \| good	18.338 \| good	0.153 \| good
2026-06-10T08:00:00.000Z	60 \| moderate	14.382 \| fine	63.954 \| fine	30.42 \| good	1.698 \| good	19.405 \| good	0.159 \| good
2026-06-10T09:00:00.000Z	56 \| moderate	11.997 \| good	54.355 \| good	28.187 \| good	1.626 \| good	20.155 \| good	0.164 \| good
2026-06-10T10:00:00.000Z	56 \| moderate	12.414 \| fine	56.098 \| fine	29.058 \| good	1.56 \| good	20.882 \| good	0.168 \| good
2026-06-10T11:00:00.000Z	54 \| moderate	11.427 \| good	50.937 \| good	30.94 \| good	1.503 \| good	21.472 \| good	0.171 \| good
2026-06-10T12:00:00.000Z	73 \| moderate	21.419 \| fine	29.197 \| good	10.215 \| good	1.451 \| good	21.783 \| good	0.175 \| good
2026-06-10T13:00:00.000Z	75 \| moderate	21.964 \| fine	30.513 \| good	10.601 \| good	1.379 \| good	20.44 \| good	0.182 \| good
2026-06-10T14:00:00.000Z	75 \| moderate	21.675 \| fine	29.871 \| good	13.213 \| good	1.287 \| good	16.454 \| good	0.191 \| good
2026-06-10T15:00:00.000Z	67 \| moderate	17.574 \| fine	28.233 \| good	23.628 \| good	1.252 \| good	9.31 \| good	0.141 \| good
2026-06-10T16:00:00.000Z	62 \| moderate	15.447 \| fine	26.946 \| good	29.834 \| good	1.174 \| good	6.728 \| good	0.125 \| good

Pasadena

Get reliable air quality data to drive your business

Pasadena, California air quality map: Stay updated on AQI near you

0.14ppm

How accurate is California, USA air quality data?

Air quality and pollutant data for California, 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

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Frequently asked questions

How often is air quality information updated for Pasadena, California?

The air quality information for Pasadena, California is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Pasadena, California at its worst?

In the past 24 hours, the air quality in Pasadena, California was at its worst at 10:00:00 on 2026-06-07.

When did Pasadena, California experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Pasadena, California was observed at 05:00:00 on 2026-06-08.

What is the AQI in Pasadena, California right now?

As of now, the AQI in Pasadena, California is 54, indicating Moderate conditions.

What is the most common type of pollution in Pasadena, California?

Pasadena, California air has the highest levels of PM2.5.

What should I do in case of poor air quality in Pasadena, California?

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

What is the PM_2.5 level in Pasadena, California at the moment?

PM_2.5 levels in Pasadena, California are currently 11.001 μg/m³.

What is the PM₁₀ level in Pasadena, California at the moment?

The PM₁₀ concentration in Pasadena, California is 29.101 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Pasadena, California at the moment?

The current carbon monoxide (CO) concentration in Pasadena, California is 0.151 ppm.

What is the sulfur dioxide (SO₂) level in Pasadena, California at the moment?

Currently, Pasadena, California has a sulfur dioxide (SO₂) concentration of 0.491 ppb.

What is the ozone (O₃) level in Pasadena, California at the moment?

The current ozone (O₃) level in Pasadena, California at the moment is 36.914 ppm.

What is the nitrogen dioxide (NO₂) level in Pasadena, California at the moment?

Nitrogen dioxide (NO₂) level in Pasadena, California at the moment is 4.069 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-06T17:00:00.000Z	58 \| moderate	13.265 \| fine	45.149 \| good	42.53 \| good	0.497 \| good	3.881 \| good	0.2 \| good
2026-06-06T18:00:00.000Z	56 \| moderate	11.96 \| good	39.274 \| good	46.45 \| good	0.453 \| good	4.122 \| good	0.2 \| good
2026-06-06T19:00:00.000Z	60 \| moderate	14.032 \| fine	43.973 \| good	48.543 \| good	0.556 \| good	4.316 \| good	0.213 \| good
2026-06-06T20:00:00.000Z	67 \| moderate	17.551 \| fine	49.277 \| good	52.507 \| good	0.604 \| good	4.103 \| good	0.2 \| good
2026-06-06T21:00:00.000Z	60 \| moderate	14.103 \| fine	41.885 \| good	53.744 \| good	0.622 \| good	4.621 \| good	0.2 \| good
2026-06-06T22:00:00.000Z	60 \| moderate	13.645 \| fine	45.931 \| good	56.687 \| fine	0.746 \| good	4.337 \| good	0.149 \| good
2026-06-06T23:00:00.000Z	64 \| moderate	10.825 \| good	43.229 \| good	59.381 \| fine	0.777 \| good	4.984 \| good	0.151 \| good
2026-06-07T00:00:00.000Z	52 \| moderate	10.001 \| good	47.465 \| good	54.599 \| good	0.823 \| good	4.587 \| good	0.151 \| good
2026-06-07T01:00:00.000Z	52 \| moderate	9.996 \| good	36.067 \| good	53.543 \| good	0.819 \| good	4.793 \| good	0.151 \| good
2026-06-07T02:00:00.000Z	52 \| moderate	9.798 \| good	42.742 \| good	50.516 \| good	0.747 \| good	5.312 \| good	0.151 \| good
2026-06-07T03:00:00.000Z	49 \| good	9.338 \| good	39.918 \| good	48.483 \| good	0.623 \| good	7.746 \| good	0.164 \| good
2026-06-07T04:00:00.000Z	52 \| moderate	9.729 \| good	46.84 \| good	42.826 \| good	0.682 \| good	6.169 \| good	0.164 \| good
2026-06-07T05:00:00.000Z	52 \| moderate	9.711 \| good	28.233 \| good	41.674 \| good	0.765 \| good	4.908 \| good	0.151 \| good
2026-06-07T06:00:00.000Z	52 \| moderate	9.546 \| good	24.449 \| good	41.674 \| good	0.674 \| good	4.865 \| good	0.213 \| good
2026-06-07T07:00:00.000Z	38 \| good	7.292 \| good	27.464 \| good	38.931 \| good	0.666 \| good	4.865 \| good	0.213 \| good
2026-06-07T08:00:00.000Z	49 \| good	9.365 \| good	26.181 \| good	36.211 \| good	0.609 \| good	5.391 \| good	0.2 \| good
2026-06-07T09:00:00.000Z	44 \| good	8.286 \| good	24.87 \| good	35.208 \| good	0.722 \| good	5.11 \| good	0.191 \| good
2026-06-07T10:00:00.000Z	44 \| good	7.821 \| good	33.419 \| good	35.208 \| good	0.712 \| good	5.11 \| good	0.191 \| good
2026-06-07T11:00:00.000Z	56 \| moderate	11.536 \| good	32.788 \| good	35.17 \| good	0.705 \| good	5.137 \| good	0.19 \| good
2026-06-07T12:00:00.000Z	52 \| moderate	9.835 \| good	19.476 \| good	37.944 \| good	0.558 \| good	2.816 \| good	0.129 \| good
2026-06-07T13:00:00.000Z	49 \| good	9.437 \| good	26.646 \| good	37.944 \| good	0.55 \| good	2.816 \| good	0.129 \| good
2026-06-07T14:00:00.000Z	49 \| good	9.076 \| good	20.859 \| good	37.941 \| good	0.559 \| good	3.313 \| good	0.155 \| good
2026-06-07T15:00:00.000Z	52 \| moderate	9.934 \| good	23.886 \| good	38.955 \| good	0.575 \| good	3.262 \| good	0.142 \| good
2026-06-07T16:00:00.000Z	49 \| good	8.695 \| good	27.113 \| good	41.888 \| good	0.491 \| good	2.907 \| good	0.155 \| good
2026-06-07T17:00:00.000Z	54 \| moderate	10.856 \| good	27.246 \| good	44.642 \| good	0.501 \| good	2.975 \| good	0.142 \| good
2026-06-07T18:00:00.000Z	54 \| moderate	11.344 \| good	29.938 \| good	44.81 \| good	0.542 \| good	3.124 \| good	0.142 \| good
2026-06-07T19:00:00.000Z	52 \| moderate	9.806 \| good	34.049 \| good	48.739 \| good	0.514 \| good	3.664 \| good	0.142 \| good
2026-06-07T20:00:00.000Z	52 \| moderate	9.555 \| good	27.363 \| good	52.711 \| good	0.61 \| good	3.528 \| good	0.142 \| good
2026-06-07T21:00:00.000Z	61 \| moderate	9.816 \| good	35.385 \| good	57.631 \| fine	0.72 \| good	3.513 \| good	0.142 \| good
2026-06-07T22:00:00.000Z	64 \| moderate	11.344 \| good	51.793 \| good	59.455 \| fine	0.847 \| good	4.056 \| good	0.15 \| good
2026-06-07T23:00:00.000Z	51 \| moderate	9.248 \| good	53.455 \| good	54.623 \| good	0.76 \| good	4.727 \| good	0.142 \| good
2026-06-08T00:00:00.000Z	52 \| moderate	9.941 \| good	37.058 \| good	54.487 \| good	0.646 \| good	4.109 \| good	0.142 \| good
2026-06-08T01:00:00.000Z	52 \| moderate	10.055 \| good	42.032 \| good	51.548 \| good	0.736 \| good	3.276 \| good	0.15 \| good
2026-06-08T02:00:00.000Z	54 \| moderate	11.084 \| good	37.476 \| good	45.877 \| good	0.687 \| good	3.551 \| good	0.15 \| good
2026-06-08T03:00:00.000Z	54 \| moderate	10.926 \| good	48.811 \| good	46.593 \| good	1.379 \| good	5.098 \| good	0.117 \| good
2026-06-08T04:00:00.000Z	49 \| good	9.378 \| good	31.718 \| good	41.788 \| good	0.639 \| good	3.422 \| good	0.142 \| good
2026-06-08T05:00:00.000Z	44 \| good	8.317 \| good	31.874 \| good	40.619 \| good	0.734 \| good	2.984 \| good	0.15 \| good
2026-06-08T06:00:00.000Z	52 \| moderate	10.122 \| good	31.993 \| good	38.617 \| good	0.686 \| good	3.602 \| good	0.177 \| good
2026-06-08T07:00:00.000Z	52 \| moderate	10.13 \| good	23.973 \| good	38.617 \| good	0.688 \| good	3.602 \| good	0.177 \| good
2026-06-08T08:00:00.000Z	52 \| moderate	9.935 \| good	22.571 \| good	33.909 \| good	0.693 \| good	4.797 \| good	0.227 \| good
2026-06-08T09:00:00.000Z	54 \| moderate	10.852 \| good	42.638 \| good	34.9 \| good	0.629 \| good	4.056 \| good	0.227 \| good
2026-06-08T10:00:00.000Z	54 \| moderate	11.071 \| good	40.359 \| good	34.247 \| good	0.639 \| good	3.957 \| good	0.2 \| good
2026-06-08T11:00:00.000Z	54 \| moderate	11.049 \| good	30.778 \| good	34.737 \| good	0.845 \| good	2.824 \| good	0.142 \| good
2026-06-08T12:00:00.000Z	52 \| moderate	10.411 \| good	23.222 \| good	34.779 \| good	0.572 \| good	2.221 \| good	0.136 \| good
2026-06-08T13:00:00.000Z	54 \| moderate	10.763 \| good	25.404 \| good	34.779 \| good	0.577 \| good	2.221 \| good	0.136 \| good
2026-06-08T14:00:00.000Z	52 \| moderate	10.113 \| good	36.488 \| good	35.805 \| good	0.543 \| good	2.594 \| good	0.121 \| good
2026-06-08T15:00:00.000Z	54 \| moderate	10.97 \| good	31.865 \| good	36.829 \| good	0.574 \| good	3.26 \| good	0.142 \| good
2026-06-08T16:00:00.000Z	54 \| moderate	11.001 \| good	29.101 \| good	36.914 \| good	0.491 \| good	4.069 \| good	0.151 \| good
2026-06-08T16:00:00.000Z	54 \| moderate	11.001 \| good	29.101 \| good	36.914 \| good	0.491 \| good	4.069 \| good	0.151 \| good
2026-06-08T17:00:00.000Z	62 \| moderate	14.88 \| fine	67.149 \| fine	41.753 \| good	1.412 \| good	4.996 \| good	0.127 \| good
2026-06-08T18:00:00.000Z	62 \| moderate	15.354 \| fine	68.914 \| fine	45.172 \| good	1.402 \| good	4.236 \| good	0.125 \| good
2026-06-08T19:00:00.000Z	66 \| moderate	16.738 \| fine	74.754 \| fine	52.159 \| good	1.42 \| good	3.641 \| good	0.123 \| good
2026-06-08T20:00:00.000Z	66 \| moderate	17.221 \| fine	76.101 \| fine	59.054 \| fine	1.453 \| good	3.114 \| good	0.121 \| good
2026-06-08T21:00:00.000Z	74 \| moderate	18.254 \| fine	80.066 \| fine	62.27 \| fine	1.453 \| good	2.645 \| good	0.119 \| good
2026-06-08T22:00:00.000Z	87 \| moderate	15.849 \| fine	70.124 \| fine	65.673 \| fine	1.438 \| good	2.301 \| good	0.118 \| good
2026-06-08T23:00:00.000Z	80 \| moderate	14.92 \| fine	67.234 \| fine	64.482 \| fine	1.426 \| good	2.169 \| good	0.116 \| good
2026-06-09T00:00:00.000Z	77 \| moderate	14.91 \| fine	66.516 \| fine	62.618 \| fine	1.402 \| good	2.341 \| good	0.115 \| good
2026-06-09T01:00:00.000Z	60 \| moderate	14.27 \| fine	64.093 \| fine	57.441 \| fine	1.41 \| good	3.052 \| good	0.115 \| good
2026-06-09T02:00:00.000Z	62 \| moderate	14.652 \| fine	65.03 \| fine	52.092 \| good	1.458 \| good	4.334 \| good	0.117 \| good
2026-06-09T03:00:00.000Z	60 \| moderate	13.677 \| fine	61.068 \| fine	44.759 \| good	1.499 \| good	6.296 \| good	0.12 \| good
2026-06-09T04:00:00.000Z	60 \| moderate	14.421 \| fine	64.799 \| fine	39.682 \| good	1.505 \| good	8.373 \| good	0.125 \| good
2026-06-09T05:00:00.000Z	58 \| moderate	12.662 \| fine	56.751 \| fine	36.294 \| good	1.504 \| good	10.697 \| good	0.132 \| good
2026-06-09T06:00:00.000Z	60 \| moderate	13.64 \| fine	61.627 \| fine	33.407 \| good	1.489 \| good	14.671 \| good	0.143 \| good
2026-06-09T07:00:00.000Z	56 \| moderate	11.669 \| good	51.544 \| good	31.975 \| good	1.466 \| good	17.522 \| good	0.153 \| good
2026-06-09T08:00:00.000Z	58 \| moderate	12.923 \| fine	57.765 \| fine	30.778 \| good	1.417 \| good	18.888 \| good	0.161 \| good
2026-06-09T09:00:00.000Z	54 \| moderate	11.496 \| good	50.809 \| good	30.512 \| good	1.39 \| good	19.807 \| good	0.166 \| good
2026-06-09T10:00:00.000Z	58 \| moderate	12.905 \| fine	58.509 \| fine	28.881 \| good	1.364 \| good	20.473 \| good	0.17 \| good
2026-06-09T11:00:00.000Z	58 \| moderate	12.512 \| fine	56.019 \| fine	28.905 \| good	1.337 \| good	20.974 \| good	0.174 \| good
2026-06-09T12:00:00.000Z	56 \| moderate	11.921 \| good	53.628 \| good	29.264 \| good	1.299 \| good	21.637 \| good	0.181 \| good
2026-06-09T13:00:00.000Z	60 \| moderate	14.018 \| fine	62.197 \| fine	28.301 \| good	1.273 \| good	21.03 \| good	0.191 \| good
2026-06-09T14:00:00.000Z	60 \| moderate	14.312 \| fine	63.778 \| fine	29.483 \| good	1.218 \| good	16.818 \| good	0.198 \| good
2026-06-09T15:00:00.000Z	62 \| moderate	15.158 \| fine	67.097 \| fine	29.784 \| good	1.331 \| good	9.693 \| good	0.145 \| good
2026-06-09T16:00:00.000Z	64 \| moderate	15.611 \| fine	69.423 \| fine	31.464 \| good	1.371 \| good	7.225 \| good	0.132 \| good
2026-06-09T17:00:00.000Z	64 \| moderate	16.249 \| fine	72.896 \| fine	34.321 \| good	1.34 \| good	5.948 \| good	0.127 \| good
2026-06-09T18:00:00.000Z	64 \| moderate	16.153 \| fine	71.559 \| fine	41.707 \| good	1.349 \| good	5.039 \| good	0.123 \| good
2026-06-09T19:00:00.000Z	66 \| moderate	17.111 \| fine	75.69 \| fine	48.73 \| good	1.414 \| good	4.374 \| good	0.12 \| good
2026-06-09T20:00:00.000Z	67 \| moderate	17.839 \| fine	78.435 \| fine	56.367 \| fine	1.508 \| good	3.781 \| good	0.119 \| good
2026-06-09T21:00:00.000Z	80 \| moderate	19.716 \| fine	86.331 \| fine	64.005 \| fine	1.603 \| good	3.211 \| good	0.119 \| good
2026-06-09T22:00:00.000Z	97 \| moderate	18.943 \| fine	83.377 \| fine	69.434 \| fine	1.66 \| good	2.777 \| good	0.119 \| good
2026-06-09T23:00:00.000Z	90 \| moderate	18.28 \| fine	80.629 \| fine	67.229 \| fine	1.732 \| good	2.587 \| good	0.119 \| good
2026-06-10T00:00:00.000Z	84 \| moderate	19.783 \| fine	86.948 \| fine	64.568 \| fine	1.81 \| good	2.751 \| good	0.12 \| good
2026-06-10T01:00:00.000Z	71 \| moderate	18.575 \| fine	81.795 \| fine	61.408 \| fine	1.879 \| good	3.437 \| good	0.121 \| good
2026-06-10T02:00:00.000Z	69 \| moderate	18.718 \| fine	82.405 \| fine	56.699 \| fine	1.947 \| good	4.746 \| good	0.122 \| good
2026-06-10T03:00:00.000Z	69 \| moderate	18.924 \| fine	83.963 \| fine	47.008 \| good	1.986 \| good	6.923 \| good	0.125 \| good
2026-06-10T04:00:00.000Z	71 \| moderate	19.6 \| fine	85.943 \| fine	42.668 \| good	1.988 \| good	9.356 \| good	0.13 \| good
2026-06-10T05:00:00.000Z	67 \| moderate	18.197 \| fine	80.129 \| fine	39.182 \| good	1.921 \| good	12.422 \| good	0.137 \| good
2026-06-10T06:00:00.000Z	67 \| moderate	17.729 \| fine	23.972 \| good	27.751 \| good	1.844 \| good	15.798 \| good	0.145 \| good
2026-06-10T07:00:00.000Z	64 \| moderate	15.659 \| fine	70.067 \| fine	34.506 \| good	1.77 \| good	18.338 \| good	0.153 \| good
2026-06-10T08:00:00.000Z	60 \| moderate	14.382 \| fine	63.954 \| fine	30.42 \| good	1.698 \| good	19.405 \| good	0.159 \| good
2026-06-10T09:00:00.000Z	56 \| moderate	11.997 \| good	54.355 \| good	28.187 \| good	1.626 \| good	20.155 \| good	0.164 \| good
2026-06-10T10:00:00.000Z	56 \| moderate	12.414 \| fine	56.098 \| fine	29.058 \| good	1.56 \| good	20.882 \| good	0.168 \| good
2026-06-10T11:00:00.000Z	54 \| moderate	11.427 \| good	50.937 \| good	30.94 \| good	1.503 \| good	21.472 \| good	0.171 \| good
2026-06-10T12:00:00.000Z	73 \| moderate	21.419 \| fine	29.197 \| good	10.215 \| good	1.451 \| good	21.783 \| good	0.175 \| good
2026-06-10T13:00:00.000Z	75 \| moderate	21.964 \| fine	30.513 \| good	10.601 \| good	1.379 \| good	20.44 \| good	0.182 \| good
2026-06-10T14:00:00.000Z	75 \| moderate	21.675 \| fine	29.871 \| good	13.213 \| good	1.287 \| good	16.454 \| good	0.191 \| good
2026-06-10T15:00:00.000Z	67 \| moderate	17.574 \| fine	28.233 \| good	23.628 \| good	1.252 \| good	9.31 \| good	0.141 \| good
2026-06-10T16:00:00.000Z	62 \| moderate	15.447 \| fine	26.946 \| good	29.834 \| good	1.174 \| good	6.728 \| good	0.125 \| good

Live air quality index in Pasadena, California today

Major air pollutants in Pasadena, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Pasadena, California air quality forecast and history

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Pasadena, California air quality map: Stay updated on AQI near you

Air quality in nearby cities

South Pasadena, California

San Marino, California

Alhambra, California

San Gabriel, California

East San Gabriel, California

La Canada Flintridge, California

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Frequently asked questions

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What is the PM2.5 level in Pasadena, California at the moment?

What is the PM10 level in Pasadena, California at the moment?

What is the carbon monoxide (CO) level in Pasadena, California at the moment?

What is the sulfur dioxide (SO2) level in Pasadena, California at the moment?

What is the ozone (O3) level in Pasadena, California at the moment?

What is the nitrogen dioxide (NO2) level in Pasadena, California at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Pasadena, California at the moment?

What is the PM₁₀ level in Pasadena, California at the moment?

What is the sulfur dioxide (SO₂) level in Pasadena, California at the moment?

What is the ozone (O₃) level in Pasadena, California at the moment?

What is the nitrogen dioxide (NO₂) level in Pasadena, California at the moment?