What is the current level of PM10 in Fontana, California?

Fontana, California currently has a PM10 concentration of 56.45 μg/m3.

What is the current level of sulfur dioxide (SO2) in Fontana, California?

The current sulfur dioxide (SO2) concentration in Fontana, California is 1.098 ppb.

What is the current level of ozone (O3) in Fontana, California?

Fontana, California currently has an ozone (O3) concentration of 9.658 ppm.

What is the current level of nitrogen dioxide (NO2) in Fontana, California?

The current level of nitrogen dioxide (NO2) in Fontana, California is 35.689 ppb.

Current air quality index in Fontana, California today

Q: What is the PM2.5 concentration in Fontana, California right now?

Fontana, California currently has a PM2.5 concentration of 24.796 μg/m3.

Stay updated with real-time air quality in Fontana, 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

Fontana, California

Last updated: ... (Local time)

Common air pollutants in Fontana, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

24.80 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

56.45 μg/m³

155

255

425

605+

Ozone (O₃)

9.66 ppb

201

201+

Sulfur Dioxide (SO₂)

1.10 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

35.69 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.90 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Fontana, California

Get Live Pollen Counts

Fontana, California

Scroll To Air Quality Map

Track live Fontana, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T08:00:00.000Z	38 \| good	7.342 \| good	23.516 \| good	9.997 \| good	0.743 \| good	29.025 \| good	0.341 \| good
2025-12-05T09:00:00.000Z	44 \| good	7.755 \| good	23.307 \| good	7.911 \| good	0.73 \| good	28.227 \| good	0.371 \| good
2025-12-05T10:00:00.000Z	44 \| good	8.315 \| good	24.3 \| good	7.445 \| good	0.699 \| good	29.41 \| good	0.379 \| good
2025-12-05T11:00:00.000Z	44 \| good	7.877 \| good	24.515 \| good	7.196 \| good	0.797 \| good	27.375 \| good	0.354 \| good
2025-12-05T12:00:00.000Z	38 \| good	7.135 \| good	23.411 \| good	4.828 \| good	0.802 \| good	28.275 \| good	0.422 \| good
2025-12-05T13:00:00.000Z	38 \| good	7.344 \| good	24.374 \| good	4.749 \| good	0.803 \| good	28.423 \| good	0.422 \| good
2025-12-05T14:00:00.000Z	49 \| good	9.22 \| good	30.366 \| good	5.696 \| good	0.982 \| good	29.28 \| good	0.573 \| good
2025-12-05T15:00:00.000Z	49 \| good	9.26 \| good	41.684 \| good	8.139 \| good	1.008 \| good	29.139 \| good	0.703 \| good
2025-12-05T16:00:00.000Z	54 \| moderate	10.775 \| good	50.575 \| good	8.801 \| good	1.115 \| good	30.213 \| good	0.697 \| good
2025-12-05T17:00:00.000Z	58 \| moderate	12.744 \| fine	57.267 \| fine	13.175 \| good	0.99 \| good	28.742 \| good	0.493 \| good
2025-12-05T18:00:00.000Z	56 \| moderate	12.053 \| good	44.522 \| good	12.868 \| good	0.888 \| good	25.842 \| good	0.379 \| good
2025-12-05T19:00:00.000Z	44 \| good	8.231 \| good	35.723 \| good	19.691 \| good	0.701 \| good	18.688 \| good	0.292 \| good
2025-12-05T20:00:00.000Z	49 \| good	9.213 \| good	28.973 \| good	23.614 \| good	0.715 \| good	14.233 \| good	0.229 \| good
2025-12-05T21:00:00.000Z	33 \| good	6.474 \| good	25.862 \| good	26.135 \| good	0.676 \| good	13.508 \| good	0.229 \| good
2025-12-05T22:00:00.000Z	29 \| good	4.976 \| good	23.413 \| good	30.604 \| good	0.626 \| good	11.293 \| good	0.198 \| good
2025-12-05T23:00:00.000Z	30 \| good	4.66 \| good	19.079 \| good	32.407 \| good	0.605 \| good	11.793 \| good	0.229 \| good
2025-12-06T00:00:00.000Z	30 \| good	5.323 \| good	19.287 \| good	32.024 \| good	0.594 \| good	13.892 \| good	0.229 \| good
2025-12-06T01:00:00.000Z	28 \| good	5.059 \| good	25.921 \| good	30.046 \| good	0.54 \| good	20.2 \| good	0.329 \| good
2025-12-06T02:00:00.000Z	38 \| good	6.616 \| good	28.42 \| good	27.21 \| good	0.571 \| good	27.637 \| good	0.409 \| good
2025-12-06T03:00:00.000Z	49 \| good	9.293 \| good	35.326 \| good	19.681 \| good	0.671 \| good	32.986 \| good	0.621 \| good
2025-12-06T04:00:00.000Z	58 \| moderate	12.607 \| fine	45.113 \| good	14.329 \| good	0.957 \| good	37.025 \| good	0.685 \| good
2025-12-06T05:00:00.000Z	62 \| moderate	15.068 \| fine	57.352 \| fine	10.517 \| good	1.181 \| good	38.617 \| good	0.777 \| good
2025-12-06T06:00:00.000Z	67 \| moderate	18.404 \| fine	60.682 \| fine	5.877 \| good	1.244 \| good	38.312 \| good	0.861 \| good
2025-12-06T07:00:00.000Z	67 \| moderate	17.688 \| fine	59.047 \| fine	5.684 \| good	1.256 \| good	38.083 \| good	0.861 \| good
2025-12-06T08:00:00.000Z	69 \| moderate	19.475 \| fine	53.981 \| good	2.602 \| good	1.173 \| good	32.997 \| good	1.002 \| good
2025-12-06T09:00:00.000Z	71 \| moderate	19.774 \| fine	55.01 \| fine	2.151 \| good	1.205 \| good	31.072 \| good	0.956 \| good
2025-12-06T10:00:00.000Z	71 \| moderate	19.984 \| fine	52.762 \| good	3.78 \| good	1.171 \| good	29.789 \| good	0.951 \| good
2025-12-06T11:00:00.000Z	64 \| moderate	15.738 \| fine	44.72 \| good	2.851 \| good	1.116 \| good	28.82 \| good	0.753 \| good
2025-12-06T12:00:00.000Z	66 \| moderate	16.831 \| fine	46.997 \| good	3.727 \| good	0.968 \| good	26.336 \| good	0.638 \| good
2025-12-06T13:00:00.000Z	66 \| moderate	16.543 \| fine	44.152 \| good	4.116 \| good	0.968 \| good	26.29 \| good	0.638 \| good
2025-12-06T14:00:00.000Z	64 \| moderate	16.098 \| fine	35.773 \| good	5.408 \| good	1.045 \| good	25.894 \| good	0.722 \| good
2025-12-06T15:00:00.000Z	64 \| moderate	16.263 \| fine	37.24 \| good	5.147 \| good	1.285 \| good	26.937 \| good	0.699 \| good
2025-12-06T16:00:00.000Z	64 \| moderate	16.347 \| fine	50.478 \| good	7.829 \| good	1.27 \| good	27.269 \| good	0.739 \| good
2025-12-06T17:00:00.000Z	62 \| moderate	14.876 \| fine	47.186 \| good	10.266 \| good	1.132 \| good	28.253 \| good	0.636 \| good
2025-12-06T18:00:00.000Z	62 \| moderate	15.136 \| fine	43.965 \| good	12.187 \| good	0.89 \| good	26.01 \| good	0.44 \| good
2025-12-06T19:00:00.000Z	60 \| moderate	13.587 \| fine	39.452 \| good	17.261 \| good	0.959 \| good	22.864 \| good	0.376 \| good
2025-12-06T20:00:00.000Z	58 \| moderate	12.585 \| fine	31.601 \| good	22.76 \| good	0.828 \| good	18.882 \| good	0.308 \| good
2025-12-06T21:00:00.000Z	54 \| moderate	10.988 \| good	31.944 \| good	29.933 \| good	0.677 \| good	15.201 \| good	0.229 \| good
2025-12-06T22:00:00.000Z	52 \| moderate	9.889 \| good	28.482 \| good	33.885 \| good	0.657 \| good	10.865 \| good	0.215 \| good
2025-12-06T23:00:00.000Z	52 \| moderate	10.046 \| good	22.906 \| good	36.376 \| good	0.796 \| good	12.27 \| good	0.291 \| good
2025-12-07T00:00:00.000Z	52 \| moderate	9.858 \| good	24.51 \| good	37.543 \| good	0.749 \| good	12.76 \| good	0.298 \| good
2025-12-07T01:00:00.000Z	52 \| moderate	10.273 \| good	29.791 \| good	35.132 \| good	0.757 \| good	18.6 \| good	0.405 \| good
2025-12-07T02:00:00.000Z	56 \| moderate	12.236 \| fine	37.742 \| good	31.357 \| good	0.827 \| good	23.909 \| good	0.506 \| good
2025-12-07T03:00:00.000Z	64 \| moderate	16.43 \| fine	44.753 \| good	24.519 \| good	0.792 \| good	27.967 \| good	0.594 \| good
2025-12-07T04:00:00.000Z	67 \| moderate	18.316 \| fine	46.672 \| good	20.151 \| good	0.959 \| good	29.168 \| good	0.701 \| good
2025-12-07T05:00:00.000Z	73 \| moderate	20.955 \| fine	52.069 \| good	19.691 \| good	1.014 \| good	33.836 \| good	0.847 \| good
2025-12-07T06:00:00.000Z	79 \| moderate	24.245 \| fine	56.76 \| fine	9.897 \| good	0.818 \| good	33.745 \| good	0.932 \| good
2025-12-07T07:00:00.000Z	77 \| moderate	23.477 \| fine	53.911 \| good	9.96 \| good	0.822 \| good	33.719 \| good	0.932 \| good
2025-12-07T07:00:00.000Z	81 \| moderate	24.796 \| fine	56.45 \| fine	9.658 \| good	1.098 \| good	35.689 \| good	0.896 \| good
2025-12-07T08:00:00.000Z	73 \| moderate	20.828 \| fine	91.69 \| fine	5.034 \| good	2.794 \| good	31.011 \| good	0.456 \| good
2025-12-07T09:00:00.000Z	71 \| moderate	19.586 \| fine	85.987 \| fine	4.346 \| good	2.238 \| good	28.912 \| good	0.432 \| good
2025-12-07T10:00:00.000Z	66 \| moderate	16.904 \| fine	74.841 \| fine	5.698 \| good	2.085 \| good	26.731 \| good	0.395 \| good
2025-12-07T11:00:00.000Z	66 \| moderate	16.735 \| fine	74.377 \| fine	5.517 \| good	1.931 \| good	24.55 \| good	0.358 \| good
2025-12-07T12:00:00.000Z	60 \| moderate	13.638 \| fine	60.537 \| fine	5.479 \| good	1.778 \| good	22.369 \| good	0.32 \| good
2025-12-07T13:00:00.000Z	60 \| moderate	13.58 \| fine	60.058 \| fine	5.68 \| good	1.749 \| good	21.759 \| good	0.323 \| good
2025-12-07T14:00:00.000Z	52 \| moderate	10.471 \| good	47.145 \| good	5.735 \| good	1.721 \| good	21.149 \| good	0.326 \| good
2025-12-07T15:00:00.000Z	49 \| good	9.066 \| good	40.348 \| good	3.978 \| good	1.693 \| good	20.539 \| good	0.328 \| good
2025-12-07T16:00:00.000Z	54 \| moderate	10.534 \| good	47.051 \| good	9.499 \| good	1.771 \| good	17.54 \| good	0.303 \| good
2025-12-07T17:00:00.000Z	49 \| good	8.943 \| good	39.563 \| good	13.85 \| good	1.85 \| good	14.54 \| good	0.279 \| good
2025-12-07T18:00:00.000Z	49 \| good	8.57 \| good	37.996 \| good	23.171 \| good	1.928 \| good	11.541 \| good	0.254 \| good
2025-12-07T19:00:00.000Z	49 \| good	9.393 \| good	42.081 \| good	28.69 \| good	2.046 \| good	10.152 \| good	0.229 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	9.505 \| good	42.312 \| good	33.147 \| good	2.165 \| good	8.763 \| good	0.205 \| good
2025-12-07T21:00:00.000Z	49 \| good	8.894 \| good	39.562 \| good	37.47 \| good	2.283 \| good	7.374 \| good	0.18 \| good
2025-12-07T22:00:00.000Z	44 \| good	7.539 \| good	32.99 \| good	38.799 \| good	2.546 \| good	10.136 \| good	0.194 \| good
2025-12-07T23:00:00.000Z	49 \| good	8.856 \| good	39.177 \| good	36.622 \| good	2.809 \| good	12.897 \| good	0.208 \| good
2025-12-08T00:00:00.000Z	56 \| moderate	12.248 \| fine	54.786 \| good	27.783 \| good	3.071 \| good	15.659 \| good	0.222 \| good
2025-12-08T01:00:00.000Z	66 \| moderate	17.338 \| fine	76.665 \| fine	16.084 \| good	3.376 \| good	22.779 \| good	0.297 \| good
2025-12-08T02:00:00.000Z	79 \| moderate	24.184 \| fine	105.327 \| fine	9.888 \| good	3.681 \| good	29.899 \| good	0.373 \| good
2025-12-08T03:00:00.000Z	79 \| moderate	23.982 \| fine	104.674 \| fine	7.061 \| good	3.985 \| good	37.019 \| good	0.449 \| good
2025-12-08T04:00:00.000Z	81 \| moderate	24.772 \| fine	108.207 \| fine	3.962 \| good	3.454 \| good	35.361 \| good	0.453 \| good
2025-12-08T05:00:00.000Z	77 \| moderate	23.017 \| fine	100.682 \| fine	3.299 \| good	2.922 \| good	33.702 \| good	0.458 \| good
2025-12-08T06:00:00.000Z	73 \| moderate	21.18 \| fine	93.274 \| fine	4.252 \| good	2.39 \| good	32.044 \| good	0.463 \| good
2025-12-08T07:00:00.000Z	75 \| moderate	21.572 \| fine	94.904 \| fine	5.223 \| good	2.038 \| good	29.691 \| good	0.419 \| good
2025-12-08T08:00:00.000Z	77 \| moderate	22.698 \| fine	99.43 \| fine	5.554 \| good	1.685 \| good	27.339 \| good	0.376 \| good
2025-12-08T09:00:00.000Z	77 \| moderate	22.983 \| fine	100.773 \| fine	4.41 \| good	1.332 \| good	24.986 \| good	0.332 \| good
2025-12-08T10:00:00.000Z	71 \| moderate	19.615 \| fine	86.073 \| fine	4.29 \| good	1.281 \| good	22.101 \| good	0.303 \| good
2025-12-08T11:00:00.000Z	66 \| moderate	17.045 \| fine	75.514 \| fine	4.886 \| good	1.23 \| good	19.216 \| good	0.273 \| good
2025-12-08T12:00:00.000Z	62 \| moderate	15.465 \| fine	69.07 \| fine	5.762 \| good	1.178 \| good	16.33 \| good	0.244 \| good
2025-12-08T13:00:00.000Z	58 \| moderate	13.292 \| fine	59.091 \| fine	5.22 \| good	1.31 \| good	17.085 \| good	0.254 \| good
2025-12-08T14:00:00.000Z	54 \| moderate	10.975 \| good	49.227 \| good	7.589 \| good	1.442 \| good	17.839 \| good	0.265 \| good
2025-12-08T15:00:00.000Z	58 \| moderate	12.868 \| fine	57.411 \| fine	9.778 \| good	1.574 \| good	18.594 \| good	0.276 \| good
2025-12-08T16:00:00.000Z	58 \| moderate	12.534 \| fine	55.711 \| fine	15.988 \| good	1.71 \| good	16.017 \| good	0.268 \| good
2025-12-08T17:00:00.000Z	52 \| moderate	10.178 \| good	45.456 \| good	20.629 \| good	1.846 \| good	13.44 \| good	0.26 \| good
2025-12-08T18:00:00.000Z	27 \| good	4.787 \| good	20.782 \| good	29.398 \| good	1.983 \| good	10.864 \| good	0.251 \| good
2025-12-08T19:00:00.000Z	31 \| good	3.891 \| good	16.762 \| good	34.462 \| good	1.911 \| good	9.194 \| good	0.222 \| good
2025-12-08T20:00:00.000Z	33 \| good	2.531 \| good	10.581 \| good	36.113 \| good	1.84 \| good	7.525 \| good	0.193 \| good
2025-12-08T21:00:00.000Z	35 \| good	2.006 \| good	8.103 \| good	38.105 \| good	1.769 \| good	5.856 \| good	0.164 \| good
2025-12-08T22:00:00.000Z	34 \| good	2.076 \| good	8.543 \| good	37.267 \| good	1.869 \| good	7.794 \| good	0.171 \| good
2025-12-08T23:00:00.000Z	32 \| good	1.758 \| good	7.062 \| good	34.717 \| good	1.968 \| good	9.731 \| good	0.177 \| good
2025-12-09T00:00:00.000Z	30 \| good	1.708 \| good	7.002 \| good	31.619 \| good	2.068 \| good	11.669 \| good	0.183 \| good
2025-12-09T01:00:00.000Z	28 \| good	0.803 \| good	2.854 \| good	30.007 \| good	2.163 \| good	17.863 \| good	0.238 \| good
2025-12-09T02:00:00.000Z	30 \| good	0.901 \| good	3.519 \| good	31.846 \| good	2.258 \| good	24.058 \| good	0.293 \| good
2025-12-09T03:00:00.000Z	28 \| good	1.249 \| good	5.116 \| good	27.249 \| good	2.354 \| good	30.252 \| good	0.347 \| good
2025-12-09T04:00:00.000Z	26 \| good	1.977 \| good	8.247 \| good	16.814 \| good	2.051 \| good	28.143 \| good	0.326 \| good
2025-12-09T05:00:00.000Z	25 \| good	4.168 \| good	18.417 \| good	9.28 \| good	1.747 \| good	26.033 \| good	0.304 \| good
2025-12-09T06:00:00.000Z	60 \| moderate	13.809 \| fine	13.939 \| good	8.096 \| good	1.433 \| good	23.794 \| good	0.282 \| good
2025-12-09T07:00:00.000Z	38 \| good	6.687 \| good	29.268 \| good	6.079 \| good	1.276 \| good	21.069 \| good	0.254 \| good

Fontana

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Fontana, California

0.88ppm

How accurate is California, USA air quality data?

The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Fontana, California get updated?

Air quality updates for Fontana, California are available every hour.

What time in the past 24 hours saw the poorest air quality in Fontana, California?

Fontana, California experienced its worst air quality at 06:00:00, 2025-12-07.

When was air quality in Fontana, California the best over the past 24 hours?

The best air quality in Fontana, California was observed at 01:00:00 on 2025-12-07.

What is the air quality in Fontana, California right now?

The air quality in Fontana, California right now is Moderate, with an AQI of 81.

What pollutant is most frequently found in Fontana, California?

In Fontana, California, PM2.5 is the most frequently found pollutant.

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

When air quality in Fontana, California is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Fontana, California right now?

Fontana, California currently has a PM_2.5 concentration of 24.796 μg/m³.

What is the current level of PM₁₀ in Fontana, California?

Fontana, California currently has a PM₁₀ concentration of 56.45 μg/m³.

What is the current level of carbon monoxide (CO) in Fontana, California?

The current carbon monoxide (CO) level in Fontana, California is 0.896 ppm.

What is the current level of sulfur dioxide (SO₂) in Fontana, California?

The current sulfur dioxide (SO₂) concentration in Fontana, California is 1.098 ppb.

What is the current level of ozone (O₃) in Fontana, California?

Fontana, California currently has an ozone (O₃) concentration of 9.658 ppm.

What is the current level of nitrogen dioxide (NO₂) in Fontana, California?

The current level of nitrogen dioxide (NO₂) in Fontana, California is 35.689 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T08:00:00.000Z	38 \| good	7.342 \| good	23.516 \| good	9.997 \| good	0.743 \| good	29.025 \| good	0.341 \| good
2025-12-05T09:00:00.000Z	44 \| good	7.755 \| good	23.307 \| good	7.911 \| good	0.73 \| good	28.227 \| good	0.371 \| good
2025-12-05T10:00:00.000Z	44 \| good	8.315 \| good	24.3 \| good	7.445 \| good	0.699 \| good	29.41 \| good	0.379 \| good
2025-12-05T11:00:00.000Z	44 \| good	7.877 \| good	24.515 \| good	7.196 \| good	0.797 \| good	27.375 \| good	0.354 \| good
2025-12-05T12:00:00.000Z	38 \| good	7.135 \| good	23.411 \| good	4.828 \| good	0.802 \| good	28.275 \| good	0.422 \| good
2025-12-05T13:00:00.000Z	38 \| good	7.344 \| good	24.374 \| good	4.749 \| good	0.803 \| good	28.423 \| good	0.422 \| good
2025-12-05T14:00:00.000Z	49 \| good	9.22 \| good	30.366 \| good	5.696 \| good	0.982 \| good	29.28 \| good	0.573 \| good
2025-12-05T15:00:00.000Z	49 \| good	9.26 \| good	41.684 \| good	8.139 \| good	1.008 \| good	29.139 \| good	0.703 \| good
2025-12-05T16:00:00.000Z	54 \| moderate	10.775 \| good	50.575 \| good	8.801 \| good	1.115 \| good	30.213 \| good	0.697 \| good
2025-12-05T17:00:00.000Z	58 \| moderate	12.744 \| fine	57.267 \| fine	13.175 \| good	0.99 \| good	28.742 \| good	0.493 \| good
2025-12-05T18:00:00.000Z	56 \| moderate	12.053 \| good	44.522 \| good	12.868 \| good	0.888 \| good	25.842 \| good	0.379 \| good
2025-12-05T19:00:00.000Z	44 \| good	8.231 \| good	35.723 \| good	19.691 \| good	0.701 \| good	18.688 \| good	0.292 \| good
2025-12-05T20:00:00.000Z	49 \| good	9.213 \| good	28.973 \| good	23.614 \| good	0.715 \| good	14.233 \| good	0.229 \| good
2025-12-05T21:00:00.000Z	33 \| good	6.474 \| good	25.862 \| good	26.135 \| good	0.676 \| good	13.508 \| good	0.229 \| good
2025-12-05T22:00:00.000Z	29 \| good	4.976 \| good	23.413 \| good	30.604 \| good	0.626 \| good	11.293 \| good	0.198 \| good
2025-12-05T23:00:00.000Z	30 \| good	4.66 \| good	19.079 \| good	32.407 \| good	0.605 \| good	11.793 \| good	0.229 \| good
2025-12-06T00:00:00.000Z	30 \| good	5.323 \| good	19.287 \| good	32.024 \| good	0.594 \| good	13.892 \| good	0.229 \| good
2025-12-06T01:00:00.000Z	28 \| good	5.059 \| good	25.921 \| good	30.046 \| good	0.54 \| good	20.2 \| good	0.329 \| good
2025-12-06T02:00:00.000Z	38 \| good	6.616 \| good	28.42 \| good	27.21 \| good	0.571 \| good	27.637 \| good	0.409 \| good
2025-12-06T03:00:00.000Z	49 \| good	9.293 \| good	35.326 \| good	19.681 \| good	0.671 \| good	32.986 \| good	0.621 \| good
2025-12-06T04:00:00.000Z	58 \| moderate	12.607 \| fine	45.113 \| good	14.329 \| good	0.957 \| good	37.025 \| good	0.685 \| good
2025-12-06T05:00:00.000Z	62 \| moderate	15.068 \| fine	57.352 \| fine	10.517 \| good	1.181 \| good	38.617 \| good	0.777 \| good
2025-12-06T06:00:00.000Z	67 \| moderate	18.404 \| fine	60.682 \| fine	5.877 \| good	1.244 \| good	38.312 \| good	0.861 \| good
2025-12-06T07:00:00.000Z	67 \| moderate	17.688 \| fine	59.047 \| fine	5.684 \| good	1.256 \| good	38.083 \| good	0.861 \| good
2025-12-06T08:00:00.000Z	69 \| moderate	19.475 \| fine	53.981 \| good	2.602 \| good	1.173 \| good	32.997 \| good	1.002 \| good
2025-12-06T09:00:00.000Z	71 \| moderate	19.774 \| fine	55.01 \| fine	2.151 \| good	1.205 \| good	31.072 \| good	0.956 \| good
2025-12-06T10:00:00.000Z	71 \| moderate	19.984 \| fine	52.762 \| good	3.78 \| good	1.171 \| good	29.789 \| good	0.951 \| good
2025-12-06T11:00:00.000Z	64 \| moderate	15.738 \| fine	44.72 \| good	2.851 \| good	1.116 \| good	28.82 \| good	0.753 \| good
2025-12-06T12:00:00.000Z	66 \| moderate	16.831 \| fine	46.997 \| good	3.727 \| good	0.968 \| good	26.336 \| good	0.638 \| good
2025-12-06T13:00:00.000Z	66 \| moderate	16.543 \| fine	44.152 \| good	4.116 \| good	0.968 \| good	26.29 \| good	0.638 \| good
2025-12-06T14:00:00.000Z	64 \| moderate	16.098 \| fine	35.773 \| good	5.408 \| good	1.045 \| good	25.894 \| good	0.722 \| good
2025-12-06T15:00:00.000Z	64 \| moderate	16.263 \| fine	37.24 \| good	5.147 \| good	1.285 \| good	26.937 \| good	0.699 \| good
2025-12-06T16:00:00.000Z	64 \| moderate	16.347 \| fine	50.478 \| good	7.829 \| good	1.27 \| good	27.269 \| good	0.739 \| good
2025-12-06T17:00:00.000Z	62 \| moderate	14.876 \| fine	47.186 \| good	10.266 \| good	1.132 \| good	28.253 \| good	0.636 \| good
2025-12-06T18:00:00.000Z	62 \| moderate	15.136 \| fine	43.965 \| good	12.187 \| good	0.89 \| good	26.01 \| good	0.44 \| good
2025-12-06T19:00:00.000Z	60 \| moderate	13.587 \| fine	39.452 \| good	17.261 \| good	0.959 \| good	22.864 \| good	0.376 \| good
2025-12-06T20:00:00.000Z	58 \| moderate	12.585 \| fine	31.601 \| good	22.76 \| good	0.828 \| good	18.882 \| good	0.308 \| good
2025-12-06T21:00:00.000Z	54 \| moderate	10.988 \| good	31.944 \| good	29.933 \| good	0.677 \| good	15.201 \| good	0.229 \| good
2025-12-06T22:00:00.000Z	52 \| moderate	9.889 \| good	28.482 \| good	33.885 \| good	0.657 \| good	10.865 \| good	0.215 \| good
2025-12-06T23:00:00.000Z	52 \| moderate	10.046 \| good	22.906 \| good	36.376 \| good	0.796 \| good	12.27 \| good	0.291 \| good
2025-12-07T00:00:00.000Z	52 \| moderate	9.858 \| good	24.51 \| good	37.543 \| good	0.749 \| good	12.76 \| good	0.298 \| good
2025-12-07T01:00:00.000Z	52 \| moderate	10.273 \| good	29.791 \| good	35.132 \| good	0.757 \| good	18.6 \| good	0.405 \| good
2025-12-07T02:00:00.000Z	56 \| moderate	12.236 \| fine	37.742 \| good	31.357 \| good	0.827 \| good	23.909 \| good	0.506 \| good
2025-12-07T03:00:00.000Z	64 \| moderate	16.43 \| fine	44.753 \| good	24.519 \| good	0.792 \| good	27.967 \| good	0.594 \| good
2025-12-07T04:00:00.000Z	67 \| moderate	18.316 \| fine	46.672 \| good	20.151 \| good	0.959 \| good	29.168 \| good	0.701 \| good
2025-12-07T05:00:00.000Z	73 \| moderate	20.955 \| fine	52.069 \| good	19.691 \| good	1.014 \| good	33.836 \| good	0.847 \| good
2025-12-07T06:00:00.000Z	79 \| moderate	24.245 \| fine	56.76 \| fine	9.897 \| good	0.818 \| good	33.745 \| good	0.932 \| good
2025-12-07T07:00:00.000Z	77 \| moderate	23.477 \| fine	53.911 \| good	9.96 \| good	0.822 \| good	33.719 \| good	0.932 \| good
2025-12-07T07:00:00.000Z	81 \| moderate	24.796 \| fine	56.45 \| fine	9.658 \| good	1.098 \| good	35.689 \| good	0.896 \| good
2025-12-07T08:00:00.000Z	73 \| moderate	20.828 \| fine	91.69 \| fine	5.034 \| good	2.794 \| good	31.011 \| good	0.456 \| good
2025-12-07T09:00:00.000Z	71 \| moderate	19.586 \| fine	85.987 \| fine	4.346 \| good	2.238 \| good	28.912 \| good	0.432 \| good
2025-12-07T10:00:00.000Z	66 \| moderate	16.904 \| fine	74.841 \| fine	5.698 \| good	2.085 \| good	26.731 \| good	0.395 \| good
2025-12-07T11:00:00.000Z	66 \| moderate	16.735 \| fine	74.377 \| fine	5.517 \| good	1.931 \| good	24.55 \| good	0.358 \| good
2025-12-07T12:00:00.000Z	60 \| moderate	13.638 \| fine	60.537 \| fine	5.479 \| good	1.778 \| good	22.369 \| good	0.32 \| good
2025-12-07T13:00:00.000Z	60 \| moderate	13.58 \| fine	60.058 \| fine	5.68 \| good	1.749 \| good	21.759 \| good	0.323 \| good
2025-12-07T14:00:00.000Z	52 \| moderate	10.471 \| good	47.145 \| good	5.735 \| good	1.721 \| good	21.149 \| good	0.326 \| good
2025-12-07T15:00:00.000Z	49 \| good	9.066 \| good	40.348 \| good	3.978 \| good	1.693 \| good	20.539 \| good	0.328 \| good
2025-12-07T16:00:00.000Z	54 \| moderate	10.534 \| good	47.051 \| good	9.499 \| good	1.771 \| good	17.54 \| good	0.303 \| good
2025-12-07T17:00:00.000Z	49 \| good	8.943 \| good	39.563 \| good	13.85 \| good	1.85 \| good	14.54 \| good	0.279 \| good
2025-12-07T18:00:00.000Z	49 \| good	8.57 \| good	37.996 \| good	23.171 \| good	1.928 \| good	11.541 \| good	0.254 \| good
2025-12-07T19:00:00.000Z	49 \| good	9.393 \| good	42.081 \| good	28.69 \| good	2.046 \| good	10.152 \| good	0.229 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	9.505 \| good	42.312 \| good	33.147 \| good	2.165 \| good	8.763 \| good	0.205 \| good
2025-12-07T21:00:00.000Z	49 \| good	8.894 \| good	39.562 \| good	37.47 \| good	2.283 \| good	7.374 \| good	0.18 \| good
2025-12-07T22:00:00.000Z	44 \| good	7.539 \| good	32.99 \| good	38.799 \| good	2.546 \| good	10.136 \| good	0.194 \| good
2025-12-07T23:00:00.000Z	49 \| good	8.856 \| good	39.177 \| good	36.622 \| good	2.809 \| good	12.897 \| good	0.208 \| good
2025-12-08T00:00:00.000Z	56 \| moderate	12.248 \| fine	54.786 \| good	27.783 \| good	3.071 \| good	15.659 \| good	0.222 \| good
2025-12-08T01:00:00.000Z	66 \| moderate	17.338 \| fine	76.665 \| fine	16.084 \| good	3.376 \| good	22.779 \| good	0.297 \| good
2025-12-08T02:00:00.000Z	79 \| moderate	24.184 \| fine	105.327 \| fine	9.888 \| good	3.681 \| good	29.899 \| good	0.373 \| good
2025-12-08T03:00:00.000Z	79 \| moderate	23.982 \| fine	104.674 \| fine	7.061 \| good	3.985 \| good	37.019 \| good	0.449 \| good
2025-12-08T04:00:00.000Z	81 \| moderate	24.772 \| fine	108.207 \| fine	3.962 \| good	3.454 \| good	35.361 \| good	0.453 \| good
2025-12-08T05:00:00.000Z	77 \| moderate	23.017 \| fine	100.682 \| fine	3.299 \| good	2.922 \| good	33.702 \| good	0.458 \| good
2025-12-08T06:00:00.000Z	73 \| moderate	21.18 \| fine	93.274 \| fine	4.252 \| good	2.39 \| good	32.044 \| good	0.463 \| good
2025-12-08T07:00:00.000Z	75 \| moderate	21.572 \| fine	94.904 \| fine	5.223 \| good	2.038 \| good	29.691 \| good	0.419 \| good
2025-12-08T08:00:00.000Z	77 \| moderate	22.698 \| fine	99.43 \| fine	5.554 \| good	1.685 \| good	27.339 \| good	0.376 \| good
2025-12-08T09:00:00.000Z	77 \| moderate	22.983 \| fine	100.773 \| fine	4.41 \| good	1.332 \| good	24.986 \| good	0.332 \| good
2025-12-08T10:00:00.000Z	71 \| moderate	19.615 \| fine	86.073 \| fine	4.29 \| good	1.281 \| good	22.101 \| good	0.303 \| good
2025-12-08T11:00:00.000Z	66 \| moderate	17.045 \| fine	75.514 \| fine	4.886 \| good	1.23 \| good	19.216 \| good	0.273 \| good
2025-12-08T12:00:00.000Z	62 \| moderate	15.465 \| fine	69.07 \| fine	5.762 \| good	1.178 \| good	16.33 \| good	0.244 \| good
2025-12-08T13:00:00.000Z	58 \| moderate	13.292 \| fine	59.091 \| fine	5.22 \| good	1.31 \| good	17.085 \| good	0.254 \| good
2025-12-08T14:00:00.000Z	54 \| moderate	10.975 \| good	49.227 \| good	7.589 \| good	1.442 \| good	17.839 \| good	0.265 \| good
2025-12-08T15:00:00.000Z	58 \| moderate	12.868 \| fine	57.411 \| fine	9.778 \| good	1.574 \| good	18.594 \| good	0.276 \| good
2025-12-08T16:00:00.000Z	58 \| moderate	12.534 \| fine	55.711 \| fine	15.988 \| good	1.71 \| good	16.017 \| good	0.268 \| good
2025-12-08T17:00:00.000Z	52 \| moderate	10.178 \| good	45.456 \| good	20.629 \| good	1.846 \| good	13.44 \| good	0.26 \| good
2025-12-08T18:00:00.000Z	27 \| good	4.787 \| good	20.782 \| good	29.398 \| good	1.983 \| good	10.864 \| good	0.251 \| good
2025-12-08T19:00:00.000Z	31 \| good	3.891 \| good	16.762 \| good	34.462 \| good	1.911 \| good	9.194 \| good	0.222 \| good
2025-12-08T20:00:00.000Z	33 \| good	2.531 \| good	10.581 \| good	36.113 \| good	1.84 \| good	7.525 \| good	0.193 \| good
2025-12-08T21:00:00.000Z	35 \| good	2.006 \| good	8.103 \| good	38.105 \| good	1.769 \| good	5.856 \| good	0.164 \| good
2025-12-08T22:00:00.000Z	34 \| good	2.076 \| good	8.543 \| good	37.267 \| good	1.869 \| good	7.794 \| good	0.171 \| good
2025-12-08T23:00:00.000Z	32 \| good	1.758 \| good	7.062 \| good	34.717 \| good	1.968 \| good	9.731 \| good	0.177 \| good
2025-12-09T00:00:00.000Z	30 \| good	1.708 \| good	7.002 \| good	31.619 \| good	2.068 \| good	11.669 \| good	0.183 \| good
2025-12-09T01:00:00.000Z	28 \| good	0.803 \| good	2.854 \| good	30.007 \| good	2.163 \| good	17.863 \| good	0.238 \| good
2025-12-09T02:00:00.000Z	30 \| good	0.901 \| good	3.519 \| good	31.846 \| good	2.258 \| good	24.058 \| good	0.293 \| good
2025-12-09T03:00:00.000Z	28 \| good	1.249 \| good	5.116 \| good	27.249 \| good	2.354 \| good	30.252 \| good	0.347 \| good
2025-12-09T04:00:00.000Z	26 \| good	1.977 \| good	8.247 \| good	16.814 \| good	2.051 \| good	28.143 \| good	0.326 \| good
2025-12-09T05:00:00.000Z	25 \| good	4.168 \| good	18.417 \| good	9.28 \| good	1.747 \| good	26.033 \| good	0.304 \| good
2025-12-09T06:00:00.000Z	60 \| moderate	13.809 \| fine	13.939 \| good	8.096 \| good	1.433 \| good	23.794 \| good	0.282 \| good
2025-12-09T07:00:00.000Z	38 \| good	6.687 \| good	29.268 \| good	6.079 \| good	1.276 \| good	21.069 \| good	0.254 \| good

Current air quality index in Fontana, California today

Common air pollutants in Fontana, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Fontana, California air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Fontana, California

Air quality in nearby cities

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Frequently asked questions

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What is the air quality in Fontana, California right now?

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What is the PM2.5 concentration in Fontana, California right now?

What is the current level of PM10 in Fontana, California?

What is the current level of carbon monoxide (CO) in Fontana, California?

What is the current level of sulfur dioxide (SO2) in Fontana, California?

What is the current level of ozone (O3) in Fontana, California?

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Fontana, California right now?

What is the current level of PM₁₀ in Fontana, California?

What is the current level of sulfur dioxide (SO₂) in Fontana, California?

What is the current level of ozone (O₃) in Fontana, California?

What is the current level of nitrogen dioxide (NO₂) in Fontana, California?