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)
49
Good
Juneau, Alaska
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
47.54 μg/m³
0
55
155
255
425
605+
12.08 ppb
0
55
71
86
201
201+
2.94 ppb
0
36
76
186
605
1005+
3.88 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
5.04μg/m³
PM2.5
15.04μg/m³
PM10
13.28ppb
O3
0.76ppb
SO2
3.54ppb
NO2
0.27ppm
CO
AQI 16
Good
3.12μg/m³
PM2.5
11.11μg/m³
PM10
13.11ppb
O3
0.78ppb
SO2
3.54ppb
NO2
0.28ppm
CO
AQI 22
Good
4.10μg/m³
PM2.5
15.81μg/m³
PM10
13.27ppb
O3
0.82ppb
SO2
3.54ppb
NO2
0.30ppm
CO
AQI 67
Moderate
18.14μg/m³
PM2.5
77.43μg/m³
PM10
12.16ppb
O3
0.19ppb
SO2
3.55ppb
NO2
0.12ppm
CO
AQI 62
Moderate
15.39μg/m³
PM2.5
29.79μg/m³
PM10
11.00ppb
O3
0.10ppb
SO2
3.55ppb
NO2
0.10ppm
CO
AQI 62
Moderate
14.86μg/m³
PM2.5
34.57μg/m³
PM10
11.04ppb
O3
0.10ppb
SO2
3.55ppb
NO2
0.10ppm
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 12:00:00, 2026-08-14.
The best air quality in Juneau, Alaska was observed at 03:00:00 on 2026-08-14.
The air quality in Juneau, Alaska right now is Good, with an AQI of 49.
In Juneau, Alaska, PM2.5 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 9.105 μg/m3.
Juneau, Alaska currently has a PM10 concentration of 47.538 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 2.939 ppb.
Juneau, Alaska currently has an ozone (O3) concentration of 12.078 ppm.
The current level of nitrogen dioxide (NO2) in Juneau, Alaska is 3.884 ppb.
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