What are the current PM10 levels at Billings, Montana?

The current PM10 levels in Billings, Montana are 49.945 μg/m3.

What are the current sulfur dioxide (SO2) levels at Billings, Montana?

The current sulfur dioxide (SO2) levels in Billings, Montana are 1 ppb.

What are the current ozone (O3) levels at Billings, Montana?

The current ozone (O3) levels at Billings, Montana is 29.582 ppm.

What are the current nitrogen dioxide (NO2) levels at Billings, Montana?

The current nitrogen dioxide (NO2) levels at Billings, Montana is 1.169 ppb.

Real-time air quality index in Billings, Montana today

Q: What are the current PM2.5 levels in Billings, Montana?

The measured PM2.5 levels in Billings, Montana at present are 11.288 μg/m3.

Stay updated with real-time air quality in Billings, Montana 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

Billings, Montana

Last updated: ... (Local time)

Common air pollutants in Billings, Montana

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.29 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

49.95 μg/m³

155

255

425

605+

Ozone (O₃)

29.58 ppb

201

201+

Sulfur Dioxide (SO₂)

1.00 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

1.17 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Billings, Montana

Get Live Pollen Counts

Billings, Montana

Scroll To Air Quality Map

Track live Billings, Montana air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T21:00:00.000Z	38 \| good	6.972 \| good	39.096 \| good	16.031 \| good	4.996 \| good	1.121 \| good	0.14 \| good
2026-10-20T22:00:00.000Z	27 \| good	5.278 \| good	26.277 \| good	18.033 \| good	4.996 \| good	1.127 \| good	0.14 \| good
2026-10-20T23:00:00.000Z	38 \| good	7.107 \| good	36.045 \| good	18.034 \| good	2.998 \| good	1.211 \| good	0.173 \| good
2026-10-21T00:00:00.000Z	33 \| good	6.293 \| good	36.173 \| good	19.03 \| good	2.998 \| good	1.408 \| good	0.156 \| good
2026-10-21T01:00:00.000Z	33 \| good	5.618 \| good	29.554 \| good	15.038 \| good	1 \| good	1.194 \| good	0.14 \| good
2026-10-21T02:00:00.000Z	16 \| good	2.206 \| good	9.027 \| good	17.029 \| good	1 \| good	1.201 \| good	0.168 \| good
2026-10-21T03:00:00.000Z	77 \| moderate	22.56 \| fine	98.963 \| fine	22.003 \| good	0.294 \| good	3.367 \| good	0.134 \| good
2026-10-21T04:00:00.000Z	22 \| good	3.504 \| good	16.016 \| good	14.029 \| good	1 \| good	1.392 \| good	0.189 \| good
2026-10-21T05:00:00.000Z	27 \| good	4.702 \| good	21.001 \| good	11.034 \| good	1 \| good	1.65 \| good	0.172 \| good
2026-10-21T06:00:00.000Z	27 \| good	4.701 \| good	20.997 \| good	8.034 \| good	1 \| good	2.307 \| good	0.172 \| good
2026-10-21T07:00:00.000Z	38 \| good	7.394 \| good	32.963 \| good	8.032 \| good	1.999 \| good	1.693 \| good	0.172 \| good
2026-10-21T08:00:00.000Z	38 \| good	6.594 \| good	29.965 \| good	6.034 \| good	1 \| good	1.885 \| good	0.174 \| good
2026-10-21T09:00:00.000Z	38 \| good	6.594 \| good	29.961 \| good	5.036 \| good	1 \| good	2.153 \| good	0.19 \| good
2026-10-21T10:00:00.000Z	22 \| good	3.799 \| good	16.982 \| good	3.041 \| good	1.139 \| good	3.998 \| good	0.168 \| good
2026-10-21T11:00:00.000Z	22 \| good	3.8 \| good	16.984 \| good	3.039 \| good	1.118 \| good	4.191 \| good	0.137 \| good
2026-10-21T12:00:00.000Z	11 \| good	2.3 \| good	9.993 \| good	2.04 \| good	0.997 \| good	4.244 \| good	0.153 \| good
2026-10-21T13:00:00.000Z	16 \| good	3.203 \| good	14.006 \| good	5.037 \| good	1.059 \| good	5.085 \| good	0.153 \| good
2026-10-21T14:00:00.000Z	16 \| good	3.399 \| good	15.002 \| good	4.038 \| good	2.998 \| good	4.616 \| good	0.131 \| good
2026-10-21T15:00:00.000Z	16 \| good	3.399 \| good	15.006 \| good	3.033 \| good	2.998 \| good	4.673 \| good	0.163 \| good
2026-10-21T16:00:00.000Z	22 \| good	4.2 \| good	19.03 \| good	5.025 \| good	6.994 \| good	3.79 \| good	0.163 \| good
2026-10-21T17:00:00.000Z	44 \| good	7.595 \| good	33.992 \| good	7.028 \| good	3.997 \| good	2.668 \| good	0.183 \| good
2026-10-21T18:00:00.000Z	49 \| good	8.593 \| good	37.971 \| good	7.035 \| good	3.997 \| good	2.054 \| good	0.172 \| good
2026-10-21T19:00:00.000Z	49 \| good	8.594 \| good	37.975 \| good	8.037 \| good	3.998 \| good	1.721 \| good	0.15 \| good
2026-10-21T20:00:00.000Z	52 \| moderate	10.389 \| good	45.951 \| good	11.039 \| good	2.999 \| good	0.958 \| good	0.133 \| good
2026-10-21T21:00:00.000Z	49 \| good	9.088 \| good	40.95 \| good	14.036 \| good	2.998 \| good	0.894 \| good	0.117 \| good
2026-10-21T22:00:00.000Z	52 \| moderate	10.486 \| good	46.947 \| good	15.039 \| good	1 \| good	1.049 \| good	0.133 \| good
2026-10-21T23:00:00.000Z	56 \| moderate	11.685 \| good	51.943 \| good	16.04 \| good	3.997 \| good	1.275 \| good	0.117 \| good
2026-10-22T00:00:00.000Z	49 \| good	9.188 \| good	40.953 \| good	17.038 \| good	3.997 \| good	1.456 \| good	0.133 \| good
2026-10-22T01:00:00.000Z	27 \| good	4.897 \| good	20.995 \| good	16.041 \| good	2.998 \| good	1.969 \| good	0.117 \| good
2026-10-22T02:00:00.000Z	22 \| good	3.8 \| good	17.014 \| good	11.044 \| good	2.998 \| good	3.73 \| good	0.116 \| good
2026-10-22T03:00:00.000Z	90 \| moderate	29.528 \| fine	128.801 \| fine	22.838 \| good	0.317 \| good	8.226 \| good	0.159 \| good
2026-10-22T04:00:00.000Z	44 \| good	8.395 \| good	36.985 \| good	8.044 \| good	2.998 \| good	5.099 \| good	0.15 \| good
2026-10-22T05:00:00.000Z	38 \| good	7.297 \| good	31.979 \| good	6.044 \| good	1.999 \| good	5.401 \| good	0.131 \| good
2026-10-22T06:00:00.000Z	38 \| good	7.296 \| good	31.972 \| good	5.044 \| good	1.999 \| good	5.364 \| good	0.131 \| good
2026-10-22T07:00:00.000Z	38 \| good	7.094 \| good	31.963 \| good	5.043 \| good	1.999 \| good	5.768 \| good	0.134 \| good
2026-10-22T08:00:00.000Z	38 \| good	7.093 \| good	31.962 \| good	6.04 \| good	2.998 \| good	6.554 \| good	0.117 \| good
2026-10-22T09:00:00.000Z	38 \| good	7.092 \| good	31.959 \| good	4.041 \| good	2.998 \| good	5.751 \| good	0.117 \| good
2026-10-22T10:00:00.000Z	33 \| good	5.596 \| good	23.973 \| good	4.04 \| good	1 \| good	4.027 \| good	0.117 \| good
2026-10-22T11:00:00.000Z	33 \| good	5.595 \| good	23.969 \| good	4.038 \| good	1.999 \| good	4.527 \| good	0.117 \| good
2026-10-22T12:00:00.000Z	33 \| good	5.894 \| good	26.966 \| good	5.035 \| good	1.999 \| good	4.904 \| good	0.116 \| good
2026-10-22T13:00:00.000Z	44 \| good	7.692 \| good	33.961 \| good	5.036 \| good	1.999 \| good	2.439 \| good	0.134 \| good
2026-10-22T14:00:00.000Z	44 \| good	7.891 \| good	34.957 \| good	4.037 \| good	1.999 \| good	6.098 \| good	0.161 \| good
2026-10-22T15:00:00.000Z	33 \| good	5.896 \| good	26.978 \| good	4.037 \| good	1.999 \| good	6.215 \| good	0.178 \| good
2026-10-22T16:00:00.000Z	38 \| good	7.495 \| good	32.983 \| good	4.036 \| good	1.999 \| good	2.495 \| good	0.194 \| good
2026-10-22T17:00:00.000Z	38 \| good	7.496 \| good	32.987 \| good	4.036 \| good	1.999 \| good	2.485 \| good	0.161 \| good
2026-10-22T18:00:00.000Z	52 \| moderate	10.189 \| good	44.952 \| good	4.038 \| good	1.999 \| good	2.012 \| good	0.117 \| good
2026-10-22T19:00:00.000Z	52 \| moderate	10.19 \| good	44.956 \| good	4.04 \| good	1 \| good	1.434 \| good	0.117 \| good
2026-10-22T20:00:00.000Z	54 \| moderate	11.288 \| good	49.945 \| good	29.582 \| good	1 \| good	1.169 \| good	0.117 \| good
2026-10-22T20:00:00.000Z	54 \| moderate	11.288 \| good	49.945 \| good	29.582 \| good	1 \| good	1.169 \| good	0.117 \| good
2026-10-22T21:00:00.000Z	58 \| moderate	12.564 \| fine	56.881 \| fine	43.288 \| good	0.265 \| good	0.619 \| good	0.089 \| good
2026-10-22T22:00:00.000Z	60 \| moderate	14.173 \| fine	63.016 \| fine	42.462 \| good	0.258 \| good	0.583 \| good	0.089 \| good
2026-10-22T23:00:00.000Z	62 \| moderate	14.585 \| fine	64.935 \| fine	39.201 \| good	0.257 \| good	0.799 \| good	0.093 \| good
2026-10-23T00:00:00.000Z	90 \| moderate	29.934 \| fine	128.981 \| fine	36.311 \| good	0.253 \| good	1.654 \| good	0.101 \| good
2026-10-23T01:00:00.000Z	60 \| moderate	14.012 \| fine	62.877 \| fine	34.16 \| good	0.271 \| good	2.69 \| good	0.112 \| good
2026-10-23T02:00:00.000Z	60 \| moderate	14.307 \| fine	64.724 \| fine	31.838 \| good	0.303 \| good	3.544 \| good	0.121 \| good
2026-10-23T03:00:00.000Z	58 \| moderate	13.48 \| fine	60.797 \| fine	30.172 \| good	0.333 \| good	4.441 \| good	0.13 \| good
2026-10-23T04:00:00.000Z	60 \| moderate	14.092 \| fine	62.867 \| fine	28.231 \| good	0.351 \| good	5.215 \| good	0.136 \| good
2026-10-23T05:00:00.000Z	66 \| moderate	17.172 \| fine	76.69 \| fine	26.585 \| good	0.368 \| good	5.886 \| good	0.14 \| good
2026-10-23T06:00:00.000Z	38 \| good	6.957 \| good	30.831 \| good	25.36 \| good	0.377 \| good	6.217 \| good	0.14 \| good
2026-10-23T07:00:00.000Z	22 \| good	2.762 \| good	11.814 \| good	23.965 \| good	0.369 \| good	6.007 \| good	0.138 \| good
2026-10-23T08:00:00.000Z	22 \| good	4.287 \| good	18.842 \| good	22.562 \| good	0.373 \| good	6.072 \| good	0.137 \| good
2026-10-23T09:00:00.000Z	22 \| good	4.251 \| good	18.841 \| good	21.352 \| good	0.373 \| good	6.236 \| good	0.137 \| good
2026-10-23T10:00:00.000Z	19 \| good	1.403 \| good	5.913 \| good	20.063 \| good	0.363 \| good	6.394 \| good	0.138 \| good
2026-10-23T11:00:00.000Z	22 \| good	3.758 \| good	15.919 \| good	18.217 \| good	0.348 \| good	6.587 \| good	0.14 \| good
2026-10-23T12:00:00.000Z	49 \| good	9.389 \| good	41.772 \| good	16.087 \| good	0.335 \| good	6.833 \| good	0.142 \| good
2026-10-23T13:00:00.000Z	52 \| moderate	10.491 \| good	46.7 \| good	12.947 \| good	0.325 \| good	7.209 \| good	0.145 \| good
2026-10-23T14:00:00.000Z	54 \| moderate	11.429 \| good	50.682 \| good	12.352 \| good	0.331 \| good	7.415 \| good	0.155 \| good
2026-10-23T15:00:00.000Z	64 \| moderate	15.683 \| fine	70.617 \| fine	17.063 \| good	0.302 \| good	5.756 \| good	0.169 \| good
2026-10-23T16:00:00.000Z	56 \| moderate	12.066 \| good	54.665 \| good	24.043 \| good	0.319 \| good	4.068 \| good	0.147 \| good
2026-10-23T17:00:00.000Z	69 \| moderate	18.634 \| fine	82.873 \| fine	33.165 \| good	0.343 \| good	2.327 \| good	0.122 \| good
2026-10-23T18:00:00.000Z	67 \| moderate	18.121 \| fine	80.903 \| fine	35.917 \| good	0.331 \| good	1.465 \| good	0.109 \| good
2026-10-23T19:00:00.000Z	60 \| moderate	14.001 \| fine	62.96 \| fine	37.17 \| good	0.285 \| good	0.91 \| good	0.1 \| good
2026-10-23T20:00:00.000Z	54 \| moderate	10.605 \| good	47.004 \| good	38.634 \| good	0.214 \| good	0.666 \| good	0.095 \| good
2026-10-23T21:00:00.000Z	49 \| good	9.189 \| good	41.386 \| good	46.846 \| good	0.158 \| good	0.741 \| good	0.097 \| good
2026-10-23T22:00:00.000Z	62 \| moderate	15.017 \| fine	66.543 \| fine	42.877 \| good	0.166 \| good	1.248 \| good	0.119 \| good
2026-10-23T23:00:00.000Z	60 \| moderate	14.383 \| fine	65.088 \| fine	39.249 \| good	0.272 \| good	1.806 \| good	0.153 \| good
2026-10-24T00:00:00.000Z	81 \| moderate	24.509 \| fine	107.038 \| fine	35.55 \| good	0.387 \| good	1.377 \| good	0.155 \| good
2026-10-24T01:00:00.000Z	64 \| moderate	15.827 \| fine	70.931 \| fine	32.864 \| good	0.454 \| good	1.173 \| good	0.152 \| good
2026-10-24T02:00:00.000Z	58 \| moderate	13.105 \| fine	59.029 \| fine	31.227 \| good	0.432 \| good	1.353 \| good	0.153 \| good
2026-10-24T03:00:00.000Z	60 \| moderate	14.209 \| fine	63.135 \| fine	30.94 \| good	0.377 \| good	1.484 \| good	0.154 \| good
2026-10-24T04:00:00.000Z	52 \| moderate	10.417 \| good	46.064 \| good	30.001 \| good	0.324 \| good	1.449 \| good	0.152 \| good
2026-10-24T05:00:00.000Z	56 \| moderate	12.187 \| fine	55 \| fine	29.532 \| good	0.263 \| good	1.029 \| good	0.143 \| good
2026-10-24T06:00:00.000Z	28 \| good	4.196 \| good	18.082 \| good	30.033 \| good	0.219 \| good	0.904 \| good	0.138 \| good
2026-10-24T07:00:00.000Z	28 \| good	0.999 \| good	4.018 \| good	30.281 \| good	0.183 \| good	0.759 \| good	0.134 \| good
2026-10-24T08:00:00.000Z	33 \| good	6.185 \| good	27.09 \| good	30.041 \| good	0.169 \| good	0.721 \| good	0.131 \| good
2026-10-24T09:00:00.000Z	33 \| good	5.964 \| good	26.927 \| good	30.243 \| good	0.169 \| good	0.725 \| good	0.129 \| good
2026-10-24T10:00:00.000Z	28 \| good	3.326 \| good	14.951 \| good	30.323 \| good	0.175 \| good	0.807 \| good	0.129 \| good
2026-10-24T11:00:00.000Z	52 \| moderate	9.652 \| good	43.008 \| good	30.117 \| good	0.177 \| good	1.056 \| good	0.13 \| good
2026-10-24T12:00:00.000Z	58 \| moderate	12.613 \| fine	57 \| fine	29.119 \| good	0.174 \| good	1.568 \| good	0.132 \| good
2026-10-24T13:00:00.000Z	52 \| moderate	9.74 \| good	43.068 \| good	27.411 \| good	0.171 \| good	2.408 \| good	0.137 \| good
2026-10-24T14:00:00.000Z	44 \| good	8.008 \| good	34.98 \| good	27.988 \| good	0.19 \| good	4.02 \| good	0.148 \| good
2026-10-24T15:00:00.000Z	44 \| good	8.308 \| good	36.937 \| good	30.972 \| good	0.189 \| good	3.968 \| good	0.16 \| good
2026-10-24T16:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	33.244 \| good	0.214 \| good	1.747 \| good	0.14 \| good
2026-10-24T17:00:00.000Z	54 \| moderate	10.78 \| good	47.992 \| good	35.19 \| good	0.316 \| good	0.877 \| good	0.131 \| good
2026-10-24T18:00:00.000Z	44 \| good	8.469 \| good	37 \| good	36.63 \| good	0.384 \| good	0.539 \| good	0.127 \| good
2026-10-24T19:00:00.000Z	54 \| moderate	11.257 \| good	49.992 \| good	37.637 \| good	0.383 \| good	0.419 \| good	0.125 \| good
2026-10-24T20:00:00.000Z	54 \| moderate	10.718 \| good	47.933 \| good	38.157 \| good	0.363 \| good	0.356 \| good	0.124 \| good

Billings

Empower business decisions with accurate air quality data

Billings, Montana air quality map: Real-time AQI near you

0.37ppm

How accurate is Montana, USA air quality data?

Air quality measurements for Montana, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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

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Frequently asked questions

How frequently is the air quality data for Billings, Montana updated?

Air quality data for Billings, Montana is updated on an hourly basis.

When did Billings, Montana experience the worst air quality in the last 24 hours?

The worst air quality in Billings, Montana was recorded at 03:00:00 on 2026-10-22.

When did Billings, Montana have its best air quality in the last 24 hours?

The best air quality in Billings, Montana was recorded at 02:00:00 on 2026-10-22.

What is the real-time air quality index for Billings, Montana?

The real-time air quality index in Billings, Montana is 54, currently categorized as Moderate.

Which pollutant is found most often in Billings, Montana?

The most common pollutant in Billings, Montana is PM2.5.

What can I do if the air quality in Billings, Montana is poor?

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

What are the current PM_2.5 levels in Billings, Montana?

The measured PM_2.5 levels in Billings, Montana at present are 11.288 μg/m³.

What are the current PM₁₀ levels at Billings, Montana?

The current PM₁₀ levels in Billings, Montana are 49.945 μg/m³.

What are the current carbon monoxide (CO) levels at Billings, Montana?

The current carbon monoxide (CO) level in Billings, Montana is 0.117 ppm.

What are the current sulfur dioxide (SO₂) levels at Billings, Montana?

The current sulfur dioxide (SO₂) levels in Billings, Montana are 1 ppb.

What are the current ozone (O₃) levels at Billings, Montana?

The current ozone (O₃) levels at Billings, Montana is 29.582 ppm.

What are the current nitrogen dioxide (NO₂) levels at Billings, Montana?

The current nitrogen dioxide (NO₂) levels at Billings, Montana is 1.169 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T21:00:00.000Z	38 \| good	6.972 \| good	39.096 \| good	16.031 \| good	4.996 \| good	1.121 \| good	0.14 \| good
2026-10-20T22:00:00.000Z	27 \| good	5.278 \| good	26.277 \| good	18.033 \| good	4.996 \| good	1.127 \| good	0.14 \| good
2026-10-20T23:00:00.000Z	38 \| good	7.107 \| good	36.045 \| good	18.034 \| good	2.998 \| good	1.211 \| good	0.173 \| good
2026-10-21T00:00:00.000Z	33 \| good	6.293 \| good	36.173 \| good	19.03 \| good	2.998 \| good	1.408 \| good	0.156 \| good
2026-10-21T01:00:00.000Z	33 \| good	5.618 \| good	29.554 \| good	15.038 \| good	1 \| good	1.194 \| good	0.14 \| good
2026-10-21T02:00:00.000Z	16 \| good	2.206 \| good	9.027 \| good	17.029 \| good	1 \| good	1.201 \| good	0.168 \| good
2026-10-21T03:00:00.000Z	77 \| moderate	22.56 \| fine	98.963 \| fine	22.003 \| good	0.294 \| good	3.367 \| good	0.134 \| good
2026-10-21T04:00:00.000Z	22 \| good	3.504 \| good	16.016 \| good	14.029 \| good	1 \| good	1.392 \| good	0.189 \| good
2026-10-21T05:00:00.000Z	27 \| good	4.702 \| good	21.001 \| good	11.034 \| good	1 \| good	1.65 \| good	0.172 \| good
2026-10-21T06:00:00.000Z	27 \| good	4.701 \| good	20.997 \| good	8.034 \| good	1 \| good	2.307 \| good	0.172 \| good
2026-10-21T07:00:00.000Z	38 \| good	7.394 \| good	32.963 \| good	8.032 \| good	1.999 \| good	1.693 \| good	0.172 \| good
2026-10-21T08:00:00.000Z	38 \| good	6.594 \| good	29.965 \| good	6.034 \| good	1 \| good	1.885 \| good	0.174 \| good
2026-10-21T09:00:00.000Z	38 \| good	6.594 \| good	29.961 \| good	5.036 \| good	1 \| good	2.153 \| good	0.19 \| good
2026-10-21T10:00:00.000Z	22 \| good	3.799 \| good	16.982 \| good	3.041 \| good	1.139 \| good	3.998 \| good	0.168 \| good
2026-10-21T11:00:00.000Z	22 \| good	3.8 \| good	16.984 \| good	3.039 \| good	1.118 \| good	4.191 \| good	0.137 \| good
2026-10-21T12:00:00.000Z	11 \| good	2.3 \| good	9.993 \| good	2.04 \| good	0.997 \| good	4.244 \| good	0.153 \| good
2026-10-21T13:00:00.000Z	16 \| good	3.203 \| good	14.006 \| good	5.037 \| good	1.059 \| good	5.085 \| good	0.153 \| good
2026-10-21T14:00:00.000Z	16 \| good	3.399 \| good	15.002 \| good	4.038 \| good	2.998 \| good	4.616 \| good	0.131 \| good
2026-10-21T15:00:00.000Z	16 \| good	3.399 \| good	15.006 \| good	3.033 \| good	2.998 \| good	4.673 \| good	0.163 \| good
2026-10-21T16:00:00.000Z	22 \| good	4.2 \| good	19.03 \| good	5.025 \| good	6.994 \| good	3.79 \| good	0.163 \| good
2026-10-21T17:00:00.000Z	44 \| good	7.595 \| good	33.992 \| good	7.028 \| good	3.997 \| good	2.668 \| good	0.183 \| good
2026-10-21T18:00:00.000Z	49 \| good	8.593 \| good	37.971 \| good	7.035 \| good	3.997 \| good	2.054 \| good	0.172 \| good
2026-10-21T19:00:00.000Z	49 \| good	8.594 \| good	37.975 \| good	8.037 \| good	3.998 \| good	1.721 \| good	0.15 \| good
2026-10-21T20:00:00.000Z	52 \| moderate	10.389 \| good	45.951 \| good	11.039 \| good	2.999 \| good	0.958 \| good	0.133 \| good
2026-10-21T21:00:00.000Z	49 \| good	9.088 \| good	40.95 \| good	14.036 \| good	2.998 \| good	0.894 \| good	0.117 \| good
2026-10-21T22:00:00.000Z	52 \| moderate	10.486 \| good	46.947 \| good	15.039 \| good	1 \| good	1.049 \| good	0.133 \| good
2026-10-21T23:00:00.000Z	56 \| moderate	11.685 \| good	51.943 \| good	16.04 \| good	3.997 \| good	1.275 \| good	0.117 \| good
2026-10-22T00:00:00.000Z	49 \| good	9.188 \| good	40.953 \| good	17.038 \| good	3.997 \| good	1.456 \| good	0.133 \| good
2026-10-22T01:00:00.000Z	27 \| good	4.897 \| good	20.995 \| good	16.041 \| good	2.998 \| good	1.969 \| good	0.117 \| good
2026-10-22T02:00:00.000Z	22 \| good	3.8 \| good	17.014 \| good	11.044 \| good	2.998 \| good	3.73 \| good	0.116 \| good
2026-10-22T03:00:00.000Z	90 \| moderate	29.528 \| fine	128.801 \| fine	22.838 \| good	0.317 \| good	8.226 \| good	0.159 \| good
2026-10-22T04:00:00.000Z	44 \| good	8.395 \| good	36.985 \| good	8.044 \| good	2.998 \| good	5.099 \| good	0.15 \| good
2026-10-22T05:00:00.000Z	38 \| good	7.297 \| good	31.979 \| good	6.044 \| good	1.999 \| good	5.401 \| good	0.131 \| good
2026-10-22T06:00:00.000Z	38 \| good	7.296 \| good	31.972 \| good	5.044 \| good	1.999 \| good	5.364 \| good	0.131 \| good
2026-10-22T07:00:00.000Z	38 \| good	7.094 \| good	31.963 \| good	5.043 \| good	1.999 \| good	5.768 \| good	0.134 \| good
2026-10-22T08:00:00.000Z	38 \| good	7.093 \| good	31.962 \| good	6.04 \| good	2.998 \| good	6.554 \| good	0.117 \| good
2026-10-22T09:00:00.000Z	38 \| good	7.092 \| good	31.959 \| good	4.041 \| good	2.998 \| good	5.751 \| good	0.117 \| good
2026-10-22T10:00:00.000Z	33 \| good	5.596 \| good	23.973 \| good	4.04 \| good	1 \| good	4.027 \| good	0.117 \| good
2026-10-22T11:00:00.000Z	33 \| good	5.595 \| good	23.969 \| good	4.038 \| good	1.999 \| good	4.527 \| good	0.117 \| good
2026-10-22T12:00:00.000Z	33 \| good	5.894 \| good	26.966 \| good	5.035 \| good	1.999 \| good	4.904 \| good	0.116 \| good
2026-10-22T13:00:00.000Z	44 \| good	7.692 \| good	33.961 \| good	5.036 \| good	1.999 \| good	2.439 \| good	0.134 \| good
2026-10-22T14:00:00.000Z	44 \| good	7.891 \| good	34.957 \| good	4.037 \| good	1.999 \| good	6.098 \| good	0.161 \| good
2026-10-22T15:00:00.000Z	33 \| good	5.896 \| good	26.978 \| good	4.037 \| good	1.999 \| good	6.215 \| good	0.178 \| good
2026-10-22T16:00:00.000Z	38 \| good	7.495 \| good	32.983 \| good	4.036 \| good	1.999 \| good	2.495 \| good	0.194 \| good
2026-10-22T17:00:00.000Z	38 \| good	7.496 \| good	32.987 \| good	4.036 \| good	1.999 \| good	2.485 \| good	0.161 \| good
2026-10-22T18:00:00.000Z	52 \| moderate	10.189 \| good	44.952 \| good	4.038 \| good	1.999 \| good	2.012 \| good	0.117 \| good
2026-10-22T19:00:00.000Z	52 \| moderate	10.19 \| good	44.956 \| good	4.04 \| good	1 \| good	1.434 \| good	0.117 \| good
2026-10-22T20:00:00.000Z	54 \| moderate	11.288 \| good	49.945 \| good	29.582 \| good	1 \| good	1.169 \| good	0.117 \| good
2026-10-22T20:00:00.000Z	54 \| moderate	11.288 \| good	49.945 \| good	29.582 \| good	1 \| good	1.169 \| good	0.117 \| good
2026-10-22T21:00:00.000Z	58 \| moderate	12.564 \| fine	56.881 \| fine	43.288 \| good	0.265 \| good	0.619 \| good	0.089 \| good
2026-10-22T22:00:00.000Z	60 \| moderate	14.173 \| fine	63.016 \| fine	42.462 \| good	0.258 \| good	0.583 \| good	0.089 \| good
2026-10-22T23:00:00.000Z	62 \| moderate	14.585 \| fine	64.935 \| fine	39.201 \| good	0.257 \| good	0.799 \| good	0.093 \| good
2026-10-23T00:00:00.000Z	90 \| moderate	29.934 \| fine	128.981 \| fine	36.311 \| good	0.253 \| good	1.654 \| good	0.101 \| good
2026-10-23T01:00:00.000Z	60 \| moderate	14.012 \| fine	62.877 \| fine	34.16 \| good	0.271 \| good	2.69 \| good	0.112 \| good
2026-10-23T02:00:00.000Z	60 \| moderate	14.307 \| fine	64.724 \| fine	31.838 \| good	0.303 \| good	3.544 \| good	0.121 \| good
2026-10-23T03:00:00.000Z	58 \| moderate	13.48 \| fine	60.797 \| fine	30.172 \| good	0.333 \| good	4.441 \| good	0.13 \| good
2026-10-23T04:00:00.000Z	60 \| moderate	14.092 \| fine	62.867 \| fine	28.231 \| good	0.351 \| good	5.215 \| good	0.136 \| good
2026-10-23T05:00:00.000Z	66 \| moderate	17.172 \| fine	76.69 \| fine	26.585 \| good	0.368 \| good	5.886 \| good	0.14 \| good
2026-10-23T06:00:00.000Z	38 \| good	6.957 \| good	30.831 \| good	25.36 \| good	0.377 \| good	6.217 \| good	0.14 \| good
2026-10-23T07:00:00.000Z	22 \| good	2.762 \| good	11.814 \| good	23.965 \| good	0.369 \| good	6.007 \| good	0.138 \| good
2026-10-23T08:00:00.000Z	22 \| good	4.287 \| good	18.842 \| good	22.562 \| good	0.373 \| good	6.072 \| good	0.137 \| good
2026-10-23T09:00:00.000Z	22 \| good	4.251 \| good	18.841 \| good	21.352 \| good	0.373 \| good	6.236 \| good	0.137 \| good
2026-10-23T10:00:00.000Z	19 \| good	1.403 \| good	5.913 \| good	20.063 \| good	0.363 \| good	6.394 \| good	0.138 \| good
2026-10-23T11:00:00.000Z	22 \| good	3.758 \| good	15.919 \| good	18.217 \| good	0.348 \| good	6.587 \| good	0.14 \| good
2026-10-23T12:00:00.000Z	49 \| good	9.389 \| good	41.772 \| good	16.087 \| good	0.335 \| good	6.833 \| good	0.142 \| good
2026-10-23T13:00:00.000Z	52 \| moderate	10.491 \| good	46.7 \| good	12.947 \| good	0.325 \| good	7.209 \| good	0.145 \| good
2026-10-23T14:00:00.000Z	54 \| moderate	11.429 \| good	50.682 \| good	12.352 \| good	0.331 \| good	7.415 \| good	0.155 \| good
2026-10-23T15:00:00.000Z	64 \| moderate	15.683 \| fine	70.617 \| fine	17.063 \| good	0.302 \| good	5.756 \| good	0.169 \| good
2026-10-23T16:00:00.000Z	56 \| moderate	12.066 \| good	54.665 \| good	24.043 \| good	0.319 \| good	4.068 \| good	0.147 \| good
2026-10-23T17:00:00.000Z	69 \| moderate	18.634 \| fine	82.873 \| fine	33.165 \| good	0.343 \| good	2.327 \| good	0.122 \| good
2026-10-23T18:00:00.000Z	67 \| moderate	18.121 \| fine	80.903 \| fine	35.917 \| good	0.331 \| good	1.465 \| good	0.109 \| good
2026-10-23T19:00:00.000Z	60 \| moderate	14.001 \| fine	62.96 \| fine	37.17 \| good	0.285 \| good	0.91 \| good	0.1 \| good
2026-10-23T20:00:00.000Z	54 \| moderate	10.605 \| good	47.004 \| good	38.634 \| good	0.214 \| good	0.666 \| good	0.095 \| good
2026-10-23T21:00:00.000Z	49 \| good	9.189 \| good	41.386 \| good	46.846 \| good	0.158 \| good	0.741 \| good	0.097 \| good
2026-10-23T22:00:00.000Z	62 \| moderate	15.017 \| fine	66.543 \| fine	42.877 \| good	0.166 \| good	1.248 \| good	0.119 \| good
2026-10-23T23:00:00.000Z	60 \| moderate	14.383 \| fine	65.088 \| fine	39.249 \| good	0.272 \| good	1.806 \| good	0.153 \| good
2026-10-24T00:00:00.000Z	81 \| moderate	24.509 \| fine	107.038 \| fine	35.55 \| good	0.387 \| good	1.377 \| good	0.155 \| good
2026-10-24T01:00:00.000Z	64 \| moderate	15.827 \| fine	70.931 \| fine	32.864 \| good	0.454 \| good	1.173 \| good	0.152 \| good
2026-10-24T02:00:00.000Z	58 \| moderate	13.105 \| fine	59.029 \| fine	31.227 \| good	0.432 \| good	1.353 \| good	0.153 \| good
2026-10-24T03:00:00.000Z	60 \| moderate	14.209 \| fine	63.135 \| fine	30.94 \| good	0.377 \| good	1.484 \| good	0.154 \| good
2026-10-24T04:00:00.000Z	52 \| moderate	10.417 \| good	46.064 \| good	30.001 \| good	0.324 \| good	1.449 \| good	0.152 \| good
2026-10-24T05:00:00.000Z	56 \| moderate	12.187 \| fine	55 \| fine	29.532 \| good	0.263 \| good	1.029 \| good	0.143 \| good
2026-10-24T06:00:00.000Z	28 \| good	4.196 \| good	18.082 \| good	30.033 \| good	0.219 \| good	0.904 \| good	0.138 \| good
2026-10-24T07:00:00.000Z	28 \| good	0.999 \| good	4.018 \| good	30.281 \| good	0.183 \| good	0.759 \| good	0.134 \| good
2026-10-24T08:00:00.000Z	33 \| good	6.185 \| good	27.09 \| good	30.041 \| good	0.169 \| good	0.721 \| good	0.131 \| good
2026-10-24T09:00:00.000Z	33 \| good	5.964 \| good	26.927 \| good	30.243 \| good	0.169 \| good	0.725 \| good	0.129 \| good
2026-10-24T10:00:00.000Z	28 \| good	3.326 \| good	14.951 \| good	30.323 \| good	0.175 \| good	0.807 \| good	0.129 \| good
2026-10-24T11:00:00.000Z	52 \| moderate	9.652 \| good	43.008 \| good	30.117 \| good	0.177 \| good	1.056 \| good	0.13 \| good
2026-10-24T12:00:00.000Z	58 \| moderate	12.613 \| fine	57 \| fine	29.119 \| good	0.174 \| good	1.568 \| good	0.132 \| good
2026-10-24T13:00:00.000Z	52 \| moderate	9.74 \| good	43.068 \| good	27.411 \| good	0.171 \| good	2.408 \| good	0.137 \| good
2026-10-24T14:00:00.000Z	44 \| good	8.008 \| good	34.98 \| good	27.988 \| good	0.19 \| good	4.02 \| good	0.148 \| good
2026-10-24T15:00:00.000Z	44 \| good	8.308 \| good	36.937 \| good	30.972 \| good	0.189 \| good	3.968 \| good	0.16 \| good
2026-10-24T16:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	33.244 \| good	0.214 \| good	1.747 \| good	0.14 \| good
2026-10-24T17:00:00.000Z	54 \| moderate	10.78 \| good	47.992 \| good	35.19 \| good	0.316 \| good	0.877 \| good	0.131 \| good
2026-10-24T18:00:00.000Z	44 \| good	8.469 \| good	37 \| good	36.63 \| good	0.384 \| good	0.539 \| good	0.127 \| good
2026-10-24T19:00:00.000Z	54 \| moderate	11.257 \| good	49.992 \| good	37.637 \| good	0.383 \| good	0.419 \| good	0.125 \| good
2026-10-24T20:00:00.000Z	54 \| moderate	10.718 \| good	47.933 \| good	38.157 \| good	0.363 \| good	0.356 \| good	0.124 \| good

Real-time air quality index in Billings, Montana today

Common air pollutants in Billings, Montana

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Billings, Montana air quality forecast and history

Empower business decisions with accurate air quality data

Billings, Montana air quality map: Real-time AQI near you

Air quality in nearby cities

Cody, Wyoming

Sheridan, Wyoming

Bozeman, Montana

Belgrade, Montana

Helena, Montana

Great Falls, Montana

How accurate is Montana, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Billings, Montana updated?

When did Billings, Montana experience the worst air quality in the last 24 hours?

When did Billings, Montana have its best air quality in the last 24 hours?

What is the real-time air quality index for Billings, Montana?

Which pollutant is found most often in Billings, Montana?

What can I do if the air quality in Billings, Montana is poor?

What are the current PM2.5 levels in Billings, Montana?

What are the current PM10 levels at Billings, Montana?

What are the current carbon monoxide (CO) levels at Billings, Montana?

What are the current sulfur dioxide (SO2) levels at Billings, Montana?

What are the current ozone (O3) levels at Billings, Montana?

What are the current nitrogen dioxide (NO2) levels at Billings, Montana?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Billings, Montana?

What are the current PM₁₀ levels at Billings, Montana?

What are the current sulfur dioxide (SO₂) levels at Billings, Montana?

What are the current ozone (O₃) levels at Billings, Montana?

What are the current nitrogen dioxide (NO₂) levels at Billings, Montana?