Stay updated with real-time air quality in Juneau, Alaska 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
Juneau, Alaska
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.33 μg/m³
0
55
155
255
425
605+
19.92 ppb
0
55
71
86
201
201+
7.39 ppb
0
36
76
186
605
1005+
7.43 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Juneau, Alaska
Juneau, Alaska
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AQI 27
Good
4.91μg/m³
PM2.5
10.98μg/m³
PM10
22.21ppb
O3
3.46ppb
SO2
9.20ppb
NO2
0.39ppm
CO
AQI 24
Good
4.25μg/m³
PM2.5
17.00μg/m³
PM10
25.77ppb
O3
3.43ppb
SO2
9.20ppb
NO2
0.39ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
18.25μg/m³
PM10
24.68ppb
O3
3.36ppb
SO2
10.08ppb
NO2
0.40ppm
CO
AQI 62
Moderate
14.62μg/m³
PM2.5
63.63μg/m³
PM10
7.18ppb
O3
4.50ppb
SO2
9.36ppb
NO2
0.39ppm
CO
AQI 38
Good
6.56μg/m³
PM2.5
10.77μg/m³
PM10
2.01ppb
O3
4.70ppb
SO2
10.14ppb
NO2
0.40ppm
CO
AQI 38
Good
6.59μg/m³
PM2.5
14.14μg/m³
PM10
2.22ppb
O3
4.69ppb
SO2
10.12ppb
NO2
0.40ppm
CO
The air quality data for Alaska, 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
Air quality updates for Juneau, Alaska are available every hour.
Juneau, Alaska experienced its worst air quality at 03:00:00, 2025-12-28.
The best air quality in Juneau, Alaska was observed at 10:00:00 on 2025-12-28.
The air quality in Juneau, Alaska right now is Good, with an AQI of 27.
In Juneau, Alaska, PM10 is the most frequently found pollutant.
When air quality in Juneau, Alaska is compromised, staying indoors and wearing a mask can reduce health risks.
Juneau, Alaska currently has a PM2.5 concentration of 4.783 μg/m3.
Juneau, Alaska currently has a PM10 concentration of 29.331 μg/m3.
The current carbon monoxide (CO) level in Juneau, Alaska is 0.24 ppm.
The current sulfur dioxide (SO2) concentration in Juneau, Alaska is 7.394 ppb.
Juneau, Alaska currently has an ozone (O3) concentration of 19.917 ppm.
The current level of nitrogen dioxide (NO2) in Juneau, Alaska is 7.426 ppb.
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