Stay updated with real-time air quality in Kailua CDP, 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)
18
Good
Kailua CDP, Hawaii
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.25 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.15 μg/m³
0
55
155
255
425
605+
19.49 ppb
0
55
71
86
201
201+
4.43 ppb
0
36
76
186
605
1005+
1.76 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Kailua CDP, Hawaii
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AQI 18
Good
3.25μg/m³
PM2.5
10.15μg/m³
PM10
19.49ppb
O3
4.43ppb
SO2
1.76ppb
NO2
0.30ppm
CO
AQI 18
Good
3.25μg/m³
PM2.5
10.15μg/m³
PM10
19.49ppb
O3
4.43ppb
SO2
1.76ppb
NO2
0.30ppm
CO
AQI 22
Good
3.57μg/m³
PM2.5
11.53μg/m³
PM10
19.06ppb
O3
4.44ppb
SO2
1.76ppb
NO2
0.30ppm
CO
AQI 22
Good
4.27μg/m³
PM2.5
12.65μg/m³
PM10
19.02ppb
O3
4.44ppb
SO2
1.76ppb
NO2
0.30ppm
CO
AQI 22
Good
4.27μg/m³
PM2.5
12.65μg/m³
PM10
19.02ppb
O3
4.44ppb
SO2
1.76ppb
NO2
0.30ppm
CO
AQI 18
Good
3.35μg/m³
PM2.5
11.18μg/m³
PM10
19.07ppb
O3
4.45ppb
SO2
1.76ppb
NO2
0.30ppm
CO
Air quality measurements for Hawaii, 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
Air quality data for Kailua Cdp, Hawaii is updated on an hourly basis.
The worst air quality in Kailua Cdp, Hawaii was recorded at 09:00:00 on 2026-06-30.
The best air quality in Kailua Cdp, Hawaii was recorded at 06:00:00 on 2026-06-30.
The real-time air quality index in Kailua Cdp, Hawaii is 18, currently categorized as Good.
The most common pollutant in Kailua Cdp, Hawaii is O3.
If the air quality in Kailua Cdp, Hawaii is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Kailua Cdp, Hawaii at present are 3.254 μg/m3.
The current PM10 levels in Kailua Cdp, Hawaii are 10.152 μg/m3.
The current carbon monoxide (CO) level in Kailua Cdp, Hawaii is 0.298 ppm.
The current sulfur dioxide (SO2) levels in Kailua Cdp, Hawaii are 4.435 ppb.
The current ozone (O3) levels at Kailua Cdp, Hawaii is 19.489 ppm.
The current nitrogen dioxide (NO2) levels at Kailua Cdp, Hawaii is 1.759 ppb.
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