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
3.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.88 μg/m³
0
55
155
255
425
605+
28.57 ppb
0
55
71
86
201
201+
4.41 ppb
0
36
76
186
605
1005+
1.73 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Juneau, Alaska
Juneau, Alaska
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AQI 21
Good
1.95μg/m³
PM2.5
8.00μg/m³
PM10
23.01ppb
O3
0.16ppb
SO2
2.60ppb
NO2
0.14ppm
CO
AQI 18
Good
2.42μg/m³
PM2.5
9.93μg/m³
PM10
19.15ppb
O3
0.19ppb
SO2
4.66ppb
NO2
0.17ppm
CO
AQI 16
Good
3.34μg/m³
PM2.5
14.80μg/m³
PM10
15.31ppb
O3
0.27ppb
SO2
7.09ppb
NO2
0.17ppm
CO
AQI 11
Good
2.21μg/m³
PM2.5
9.00μg/m³
PM10
11.98ppb
O3
0.22ppb
SO2
3.94ppb
NO2
0.16ppm
CO
AQI 15
Good
2.39μg/m³
PM2.5
10.00μg/m³
PM10
15.81ppb
O3
0.26ppb
SO2
5.09ppb
NO2
0.18ppm
CO
AQI 17
Good
2.42μg/m³
PM2.5
9.99μg/m³
PM10
18.15ppb
O3
0.23ppb
SO2
4.28ppb
NO2
0.16ppm
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 07:00:00, 2025-09-17.
The best air quality in Juneau, Alaska was observed at 07:00:00 on 2025-09-16.
The air quality in Juneau, Alaska right now is Good, with an AQI of 33.
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 5.526 μg/m3.
Juneau, Alaska currently has a PM10 concentration of 23.484 μg/m3.
The current carbon monoxide (CO) level in Juneau, Alaska is 0.28 ppm.
The current sulfur dioxide (SO2) concentration in Juneau, Alaska is 1.501 ppb.
Juneau, Alaska currently has an ozone (O3) concentration of 14.289 ppm.
The current level of nitrogen dioxide (NO2) in Juneau, Alaska is 3.753 ppb.
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