What are the current PM10 levels at Fresno, California?

The current PM10 levels in Fresno, California are 35.998 μg/m3.

What are the current sulfur dioxide (SO2) levels at Fresno, California?

The current sulfur dioxide (SO2) levels in Fresno, California are 0.312 ppb.

What are the current ozone (O3) levels at Fresno, California?

The current ozone (O3) levels at Fresno, California is 11.867 ppm.

What are the current nitrogen dioxide (NO2) levels at Fresno, California?

The current nitrogen dioxide (NO2) levels at Fresno, California is 20.26 ppb.

Real-time air quality index in Fresno, California today

Q: What are the current PM2.5 levels in Fresno, California?

The measured PM2.5 levels in Fresno, California at present are 8.239 μg/m3.

Stay updated with real-time air quality in Fresno, 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)

Good

Fresno, California

Last updated: ... (Local time)

Common air pollutants in Fresno, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.24 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

36.00 μg/m³

155

255

425

605+

Ozone (O₃)

11.87 ppb

201

201+

Sulfur Dioxide (SO₂)

0.31 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

20.26 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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

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Fresno, California

Scroll To Air Quality Map

Track live Fresno, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-02T11:00:00.000Z	16 \| good	3.13 \| good	12.596 \| good	16.392 \| good	0.315 \| good	4.141 \| good	0.107 \| good
2026-03-02T12:00:00.000Z	19 \| good	2.561 \| good	11.345 \| good	20.222 \| good	0.313 \| good	3.719 \| good	0.103 \| good
2026-03-02T13:00:00.000Z	19 \| good	1.958 \| good	9.245 \| good	20.539 \| good	0.315 \| good	3.788 \| good	0.103 \| good
2026-03-02T14:00:00.000Z	19 \| good	2.673 \| good	11.209 \| good	21.415 \| good	0.313 \| good	2.373 \| good	0.104 \| good
2026-03-02T15:00:00.000Z	22 \| good	2.661 \| good	10.715 \| good	24.433 \| good	0.326 \| good	4.296 \| good	0.106 \| good
2026-03-02T16:00:00.000Z	25 \| good	2.478 \| good	9.758 \| good	26.768 \| good	0.313 \| good	12.287 \| good	0.109 \| good
2026-03-02T17:00:00.000Z	25 \| good	2.906 \| good	11.994 \| good	26.912 \| good	0.317 \| good	11.673 \| good	0.109 \| good
2026-03-02T18:00:00.000Z	29 \| good	3.909 \| good	16.76 \| good	30.588 \| good	0.314 \| good	8.159 \| good	0.11 \| good
2026-03-02T19:00:00.000Z	31 \| good	4.122 \| good	17.564 \| good	32.6 \| good	0.314 \| good	8.115 \| good	0.107 \| good
2026-03-02T20:00:00.000Z	31 \| good	3.727 \| good	16.038 \| good	33.773 \| good	0.314 \| good	7.085 \| good	0.105 \| good
2026-03-02T21:00:00.000Z	32 \| good	3.076 \| good	12.885 \| good	34.85 \| good	0.321 \| good	7.746 \| good	0.105 \| good
2026-03-02T22:00:00.000Z	35 \| good	2.796 \| good	12.318 \| good	37.567 \| good	0.322 \| good	8.178 \| good	0.105 \| good
2026-03-02T23:00:00.000Z	34 \| good	2.677 \| good	11.971 \| good	37.334 \| good	0.323 \| good	7.651 \| good	0.105 \| good
2026-03-03T00:00:00.000Z	35 \| good	2.23 \| good	9.811 \| good	38.073 \| good	0.314 \| good	8.852 \| good	0.114 \| good
2026-03-03T01:00:00.000Z	35 \| good	1.949 \| good	8.99 \| good	38.387 \| good	0.403 \| good	8.119 \| good	0.114 \| good
2026-03-03T02:00:00.000Z	36 \| good	2.552 \| good	10.446 \| good	38.925 \| good	0.407 \| good	9.915 \| good	0.105 \| good
2026-03-03T03:00:00.000Z	32 \| good	2.778 \| good	10.318 \| good	35.471 \| good	0.32 \| good	9.532 \| good	0.105 \| good
2026-03-03T04:00:00.000Z	29 \| good	3.056 \| good	12.644 \| good	30.697 \| good	0.312 \| good	4.881 \| good	0.107 \| good
2026-03-03T05:00:00.000Z	28 \| good	3.091 \| good	13.168 \| good	29.679 \| good	0.318 \| good	5.611 \| good	0.107 \| good
2026-03-03T06:00:00.000Z	28 \| good	3.11 \| good	13.727 \| good	30.106 \| good	0.318 \| good	9.765 \| good	0.108 \| good
2026-03-03T07:00:00.000Z	26 \| good	4.476 \| good	19.823 \| good	28 \| good	0.314 \| good	14.67 \| good	0.202 \| good
2026-03-03T08:00:00.000Z	27 \| good	4.853 \| good	21.124 \| good	23.68 \| good	0.303 \| good	13.876 \| good	0.202 \| good
2026-03-03T09:00:00.000Z	27 \| good	5.037 \| good	21.499 \| good	20.363 \| good	0.301 \| good	10.116 \| good	0.107 \| good
2026-03-03T10:00:00.000Z	33 \| good	5.992 \| good	24.708 \| good	17.346 \| good	0.305 \| good	10.849 \| good	0.177 \| good
2026-03-03T11:00:00.000Z	33 \| good	6.431 \| good	27.343 \| good	15.789 \| good	0.311 \| good	11.013 \| good	0.107 \| good
2026-03-03T12:00:00.000Z	33 \| good	6.042 \| good	26.055 \| good	14.927 \| good	0.312 \| good	11.338 \| good	0.104 \| good
2026-03-03T13:00:00.000Z	27 \| good	4.954 \| good	20.681 \| good	14.138 \| good	0.312 \| good	11.526 \| good	0.104 \| good
2026-03-03T14:00:00.000Z	27 \| good	4.654 \| good	19.462 \| good	11.033 \| good	0.321 \| good	7.941 \| good	0.103 \| good
2026-03-03T15:00:00.000Z	27 \| good	4.94 \| good	20.522 \| good	10.805 \| good	0.32 \| good	10.505 \| good	0.135 \| good
2026-03-03T16:00:00.000Z	27 \| good	5.377 \| good	23.207 \| good	8.346 \| good	0.318 \| good	12.065 \| good	0.201 \| good
2026-03-03T17:00:00.000Z	33 \| good	6.096 \| good	24.439 \| good	9.199 \| good	0.41 \| good	13.112 \| good	0.27 \| good
2026-03-03T18:00:00.000Z	38 \| good	6.868 \| good	28.879 \| good	14.092 \| good	0.419 \| good	13.217 \| good	0.27 \| good
2026-03-03T19:00:00.000Z	44 \| good	7.724 \| good	32.641 \| good	17.707 \| good	0.503 \| good	9.464 \| good	0.201 \| good
2026-03-03T20:00:00.000Z	44 \| good	8.155 \| good	35.042 \| good	24.975 \| good	0.5 \| good	8.933 \| good	0.173 \| good
2026-03-03T21:00:00.000Z	38 \| good	7.353 \| good	32.277 \| good	30.572 \| good	0.495 \| good	5.599 \| good	0.173 \| good
2026-03-03T22:00:00.000Z	38 \| good	6.719 \| good	29.314 \| good	35.421 \| good	0.588 \| good	5.107 \| good	0.173 \| good
2026-03-03T23:00:00.000Z	38 \| good	6.682 \| good	28.901 \| good	39.338 \| good	0.587 \| good	10.119 \| good	0.173 \| good
2026-03-04T00:00:00.000Z	38 \| good	6.875 \| good	29.872 \| good	41.484 \| good	0.409 \| good	8.795 \| good	0.105 \| good
2026-03-04T01:00:00.000Z	38 \| good	7.279 \| good	30.888 \| good	40.456 \| good	0.402 \| good	11.777 \| good	0.105 \| good
2026-03-04T02:00:00.000Z	38 \| good	7.107 \| good	31.347 \| good	38.336 \| good	0.405 \| good	10.02 \| good	0.132 \| good
2026-03-04T03:00:00.000Z	69 \| moderate	18.891 \| fine	83.96 \| fine	19.585 \| good	0.66 \| good	7.732 \| good	0.211 \| good
2026-03-04T04:00:00.000Z	33 \| good	6.001 \| good	27.932 \| good	30.689 \| good	0.407 \| good	14.922 \| good	0.2 \| good
2026-03-04T05:00:00.000Z	33 \| good	6.48 \| good	29.609 \| good	25.134 \| good	0.414 \| good	16.795 \| good	0.297 \| good
2026-03-04T06:00:00.000Z	38 \| good	6.965 \| good	30.837 \| good	22.979 \| good	0.413 \| good	16.694 \| good	0.255 \| good
2026-03-04T07:00:00.000Z	38 \| good	7.291 \| good	32.579 \| good	17.173 \| good	0.317 \| good	17.946 \| good	0.297 \| good
2026-03-04T08:00:00.000Z	44 \| good	7.785 \| good	34.793 \| good	13.258 \| good	0.314 \| good	20.116 \| good	0.297 \| good
2026-03-04T09:00:00.000Z	44 \| good	8.239 \| good	35.998 \| good	11.867 \| good	0.312 \| good	20.26 \| good	0.297 \| good
2026-03-04T10:00:00.000Z	49 \| good	8.655 \| good	35.763 \| good	7.377 \| good	0.312 \| good	18.588 \| good	0.268 \| good
2026-03-04T10:00:00.000Z	44 \| good	8.239 \| good	35.998 \| good	11.867 \| good	0.312 \| good	20.26 \| good	0.297 \| good
2026-03-04T11:00:00.000Z	60 \| moderate	13.971 \| fine	62.127 \| fine	2.92 \| good	0.472 \| good	6.043 \| good	0.187 \| good
2026-03-04T12:00:00.000Z	62 \| moderate	14.675 \| fine	65.621 \| fine	7.18 \| good	0.472 \| good	5.486 \| good	0.179 \| good
2026-03-04T13:00:00.000Z	52 \| moderate	10.014 \| good	44.299 \| good	6.897 \| good	0.452 \| good	5.34 \| good	0.18 \| good
2026-03-04T14:00:00.000Z	44 \| good	7.909 \| good	35.04 \| good	7.734 \| good	0.432 \| good	5.194 \| good	0.181 \| good
2026-03-04T15:00:00.000Z	49 \| good	8.826 \| good	39.497 \| good	12.707 \| good	0.412 \| good	5.049 \| good	0.183 \| good
2026-03-04T16:00:00.000Z	52 \| moderate	10.188 \| good	45.237 \| good	19.406 \| good	0.453 \| good	4.104 \| good	0.174 \| good
2026-03-04T17:00:00.000Z	56 \| moderate	11.618 \| good	51.024 \| good	27.146 \| good	0.494 \| good	3.159 \| good	0.165 \| good
2026-03-04T18:00:00.000Z	56 \| moderate	11.782 \| good	51.874 \| good	31.726 \| good	0.535 \| good	2.214 \| good	0.156 \| good
2026-03-04T19:00:00.000Z	44 \| good	8.045 \| good	35.4 \| good	35.306 \| good	0.499 \| good	1.808 \| good	0.146 \| good
2026-03-04T20:00:00.000Z	35 \| good	3.48 \| good	15.261 \| good	38.125 \| good	0.463 \| good	1.402 \| good	0.137 \| good
2026-03-04T21:00:00.000Z	36 \| good	1.569 \| good	6.628 \| good	38.648 \| good	0.428 \| good	0.997 \| good	0.128 \| good
2026-03-04T22:00:00.000Z	36 \| good	0.421 \| good	1.31 \| good	39.468 \| good	0.396 \| good	1.014 \| good	0.123 \| good
2026-03-04T23:00:00.000Z	36 \| good	0.566 \| good	2.018 \| good	38.645 \| good	0.364 \| good	1.031 \| good	0.118 \| good
2026-03-05T00:00:00.000Z	37 \| good	2.585 \| good	10.759 \| good	40.283 \| good	0.331 \| good	1.049 \| good	0.113 \| good
2026-03-05T01:00:00.000Z	39 \| good	6.329 \| good	27.935 \| good	41.591 \| good	0.359 \| good	1.763 \| good	0.118 \| good
2026-03-05T02:00:00.000Z	44 \| good	8.339 \| good	36.638 \| good	37.063 \| good	0.387 \| good	2.478 \| good	0.123 \| good
2026-03-05T03:00:00.000Z	44 \| good	7.687 \| good	33.757 \| good	33.178 \| good	0.415 \| good	3.193 \| good	0.129 \| good
2026-03-05T04:00:00.000Z	38 \| good	6.927 \| good	30.59 \| good	32.576 \| good	0.443 \| good	3.626 \| good	0.134 \| good
2026-03-05T05:00:00.000Z	31 \| good	3.896 \| good	16.898 \| good	32.664 \| good	0.471 \| good	4.06 \| good	0.139 \| good
2026-03-05T06:00:00.000Z	30 \| good	4.919 \| good	21.302 \| good	31.935 \| good	0.5 \| good	4.494 \| good	0.144 \| good
2026-03-05T07:00:00.000Z	30 \| good	3.998 \| good	17.563 \| good	31.792 \| good	0.499 \| good	4.513 \| good	0.147 \| good
2026-03-05T08:00:00.000Z	33 \| good	5.589 \| good	24.429 \| good	32.97 \| good	0.499 \| good	4.532 \| good	0.149 \| good
2026-03-05T09:00:00.000Z	28 \| good	4.469 \| good	19.618 \| good	30.323 \| good	0.499 \| good	4.551 \| good	0.152 \| good
2026-03-05T10:00:00.000Z	26 \| good	4.431 \| good	19.427 \| good	27.771 \| good	0.491 \| good	4.395 \| good	0.15 \| good
2026-03-05T11:00:00.000Z	23 \| good	2.938 \| good	11.994 \| good	24.793 \| good	0.483 \| good	4.24 \| good	0.149 \| good
2026-03-05T12:00:00.000Z	27 \| good	5.052 \| good	21.781 \| good	22.34 \| good	0.474 \| good	4.085 \| good	0.147 \| good
2026-03-05T13:00:00.000Z	27 \| good	4.534 \| good	19.695 \| good	21.01 \| good	0.468 \| good	4.384 \| good	0.151 \| good
2026-03-05T14:00:00.000Z	38 \| good	7.002 \| good	31.404 \| good	19.324 \| good	0.461 \| good	4.683 \| good	0.154 \| good
2026-03-05T15:00:00.000Z	27 \| good	5.196 \| good	22.576 \| good	21.235 \| good	0.455 \| good	4.983 \| good	0.157 \| good
2026-03-05T16:00:00.000Z	33 \| good	5.621 \| good	24.133 \| good	23.938 \| good	0.455 \| good	4.048 \| good	0.156 \| good
2026-03-05T17:00:00.000Z	27 \| good	5.329 \| good	23.078 \| good	24.706 \| good	0.456 \| good	3.113 \| good	0.155 \| good
2026-03-05T18:00:00.000Z	27 \| good	5.436 \| good	23.133 \| good	24.312 \| good	0.456 \| good	2.178 \| good	0.154 \| good
2026-03-05T19:00:00.000Z	28 \| good	4.068 \| good	17.85 \| good	29.56 \| good	0.422 \| good	1.824 \| good	0.151 \| good
2026-03-05T20:00:00.000Z	32 \| good	2.506 \| good	10.075 \| good	35.258 \| good	0.389 \| good	1.47 \| good	0.148 \| good
2026-03-05T21:00:00.000Z	34 \| good	2.246 \| good	9.044 \| good	36.695 \| good	0.355 \| good	1.115 \| good	0.145 \| good
2026-03-05T22:00:00.000Z	36 \| good	1.275 \| good	5.359 \| good	39.234 \| good	0.338 \| good	1.106 \| good	0.144 \| good
2026-03-05T23:00:00.000Z	36 \| good	1.291 \| good	5.225 \| good	39.24 \| good	0.321 \| good	1.097 \| good	0.142 \| good
2026-03-06T00:00:00.000Z	36 \| good	5.748 \| good	24.838 \| good	38.841 \| good	0.304 \| good	1.087 \| good	0.141 \| good
2026-03-06T01:00:00.000Z	44 \| good	8.168 \| good	35.771 \| good	36.344 \| good	0.329 \| good	2.354 \| good	0.15 \| good
2026-03-06T02:00:00.000Z	44 \| good	8.27 \| good	36.202 \| good	20 \| good	0.354 \| good	3.621 \| good	0.16 \| good
2026-03-06T03:00:00.000Z	54 \| moderate	11.053 \| good	48.988 \| good	8.091 \| good	0.38 \| good	4.887 \| good	0.169 \| good
2026-03-06T04:00:00.000Z	52 \| moderate	9.571 \| good	42.72 \| good	5.563 \| good	0.418 \| good	5.428 \| good	0.171 \| good
2026-03-06T05:00:00.000Z	49 \| good	8.827 \| good	38.696 \| good	3.946 \| good	0.456 \| good	5.969 \| good	0.174 \| good
2026-03-06T06:00:00.000Z	39 \| good	7.48 \| good	41.997 \| good	24.334 \| good	0.497 \| good	6.553 \| good	0.177 \| good
2026-03-06T07:00:00.000Z	52 \| moderate	9.808 \| good	43.32 \| good	3.389 \| good	0.494 \| good	7.023 \| good	0.179 \| good
2026-03-06T08:00:00.000Z	54 \| moderate	11.364 \| good	50.564 \| good	3.118 \| good	0.493 \| good	7.536 \| good	0.181 \| good
2026-03-06T09:00:00.000Z	60 \| moderate	14.388 \| fine	64.534 \| fine	2.042 \| good	0.493 \| good	8.049 \| good	0.183 \| good
2026-03-06T10:00:00.000Z	60 \| moderate	14.063 \| fine	62.701 \| fine	2.368 \| good	0.483 \| good	8.06 \| good	0.179 \| good

Fresno

Empower business decisions with accurate air quality data

Fresno, California air quality map: Real-time AQI near you

0.29ppm

How accurate is California, USA air quality data?

Air quality measurements for California, 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 Fresno, California updated?

Air quality data for Fresno, California is updated on an hourly basis.

When did Fresno, California experience the worst air quality in the last 24 hours?

The worst air quality in Fresno, California was recorded at 03:00:00 on 2026-03-04.

When did Fresno, California have its best air quality in the last 24 hours?

The best air quality in Fresno, California was recorded at 04:00:00 on 2026-03-03.

What is the real-time air quality index for Fresno, California?

The real-time air quality index in Fresno, California is 44, currently categorized as Good.

Which pollutant is found most often in Fresno, California?

The most common pollutant in Fresno, California is PM2.5.

What can I do if the air quality in Fresno, California is poor?

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

What are the current PM_2.5 levels in Fresno, California?

The measured PM_2.5 levels in Fresno, California at present are 8.239 μg/m³.

What are the current PM₁₀ levels at Fresno, California?

The current PM₁₀ levels in Fresno, California are 35.998 μg/m³.

What are the current carbon monoxide (CO) levels at Fresno, California?

The current carbon monoxide (CO) level in Fresno, California is 0.297 ppm.

What are the current sulfur dioxide (SO₂) levels at Fresno, California?

The current sulfur dioxide (SO₂) levels in Fresno, California are 0.312 ppb.

What are the current ozone (O₃) levels at Fresno, California?

The current ozone (O₃) levels at Fresno, California is 11.867 ppm.

What are the current nitrogen dioxide (NO₂) levels at Fresno, California?

The current nitrogen dioxide (NO₂) levels at Fresno, California is 20.26 ppb.

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