Real-time air quality index in Billings, Montana today
Stay updated with real-time air quality in Billings, Montana featuring accurate data on AQI, PM2.5, 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)
27
Good
Billings, Montana
Last updated: ... (Local time)
Common air pollutants in Billings, Montana
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
19.98 μg/m³
0
55
155
255
425
605+
Ozone (O3)
25.00 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
1.09 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
0.84 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Billings, Montana
Billings, Montana
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Billings, Montana air quality map: Real-time AQI near you
Air quality in nearby cities
Cody, Wyoming
AQI 28
Good
4.40μg/m³
PM2.5
19.00μg/m³
PM10
29.97ppb
O3
1.14ppb
SO2
0.88ppb
NO2
0.11ppm
CO
Sheridan, Wyoming
AQI 38
Good
6.79μg/m³
PM2.5
20.96μg/m³
PM10
24.03ppb
O3
1.14ppb
SO2
2.12ppb
NO2
0.10ppm
CO
Bozeman, Montana
AQI 19
Good
3.19μg/m³
PM2.5
16.64μg/m³
PM10
20.08ppb
O3
1.18ppb
SO2
0.64ppb
NO2
0.11ppm
CO
Belgrade, Montana
AQI 19
Good
3.15μg/m³
PM2.5
16.33μg/m³
PM10
20.65ppb
O3
1.18ppb
SO2
0.64ppb
NO2
0.11ppm
CO
Helena, Montana
AQI 32
Good
2.09μg/m³
PM2.5
8.64μg/m³
PM10
34.53ppb
O3
1.15ppb
SO2
0.97ppb
NO2
0.15ppm
CO
Great Falls, Montana
AQI 49
Good
9.20μg/m³
PM2.5
41.00μg/m³
PM10
33.87ppb
O3
1.22ppb
SO2
2.13ppb
NO2
0.16ppm
CO
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
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 06:00:00 on 2026-09-06.
When did Billings, Montana have its best air quality in the last 24 hours?
The best air quality in Billings, Montana was recorded at 10:00:00 on 2026-09-07.
What is the real-time air quality index for Billings, Montana?
The real-time air quality index in Billings, Montana is 27, currently categorized as Good.
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 PM2.5 levels in Billings, Montana?
The measured PM2.5 levels in Billings, Montana at present are 4.597 μg/m3.
What are the current PM10 levels at Billings, Montana?
The current PM10 levels in Billings, Montana are 19.982 μg/m3.
What are the current carbon monoxide (CO) levels at Billings, Montana?
The current carbon monoxide (CO) level in Billings, Montana is 0.123 ppm.
What are the current sulfur dioxide (SO2) levels at Billings, Montana?
The current sulfur dioxide (SO2) levels in Billings, Montana are 1.087 ppb.
What are the current ozone (O3) levels at Billings, Montana?
The current ozone (O3) levels at Billings, Montana is 25.005 ppm.
What are the current nitrogen dioxide (NO2) levels at Billings, Montana?
The current nitrogen dioxide (NO2) levels at Billings, Montana is 0.844 ppb.
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