Stay updated with real-time air quality in Kahului, Hawaii 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)
34
Good
Kahului, Hawaii
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.73 μg/m³
0
55
155
255
425
605+
36.89 ppb
0
55
71
86
201
201+
16.26 ppb
0
36
76
186
605
1005+
4.04 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Kahului, Hawaii
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AQI 34
Good
5.45μg/m³
PM2.5
23.75μg/m³
PM10
36.89ppb
O3
16.26ppb
SO2
4.04ppb
NO2
0.38ppm
CO
AQI 34
Good
5.44μg/m³
PM2.5
23.73μg/m³
PM10
36.89ppb
O3
16.26ppb
SO2
4.04ppb
NO2
0.38ppm
CO
AQI 34
Good
4.48μg/m³
PM2.5
19.38μg/m³
PM10
36.64ppb
O3
16.22ppb
SO2
4.03ppb
NO2
0.38ppm
CO
AQI 34
Good
5.02μg/m³
PM2.5
23.32μg/m³
PM10
36.98ppb
O3
16.30ppb
SO2
4.06ppb
NO2
0.38ppm
CO
AQI 33
Good
4.16μg/m³
PM2.5
18.16μg/m³
PM10
36.23ppb
O3
14.63ppb
SO2
3.87ppb
NO2
0.37ppm
CO
AQI 49
Good
9.08μg/m³
PM2.5
40.96μg/m³
PM10
36.11ppb
O3
12.43ppb
SO2
3.87ppb
NO2
0.37ppm
CO
Air quality data and pollutant measurements for Hawaii, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Kahului, Hawaii is updated every hour.
The worst air quality in Kahului, Hawaii in the last 24 hours was observed at 01:00:00 on 2026-03-31.
In the last 24 hrs, the best air quality in Kahului, Hawaii was observed at 03:00:00 on 2026-03-31.
The current air quality in Kahului, Hawaii is 34, categorized as Good based on real-time data.
The most common pollutant in Kahului, Hawaii is O3.
If the air quality in Kahului, Hawaii is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Kahului, Hawaii is 5.44 μg/m3.
The current PM10 concentration at Kahului, Hawaii is 23.725 μg/m3.
The current carbon monoxide (CO) concentration at Kahului, Hawaii is 0.38 ppm.
The current sulfur dioxide (SO2) concentration at Kahului, Hawaii is 16.263 ppb.
The current ozone (O3) concentration at Kahului, Hawaii is 36.892 ppm.
The current nitrogen dioxide (NO2) concentration at Kahului, Hawaii is 4.044 ppb.
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