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

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.46 μg/m³
0
55
155
255
425
605+
37.71 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
5.87 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cypress, California
Cypress, California
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AQI 49
Good
9.34μg/m³
PM2.5
35.75μg/m³
PM10
37.59ppb
O3
0.38ppb
SO2
5.56ppb
NO2
0.22ppm
CO
AQI 49
Good
9.03μg/m³
PM2.5
28.55μg/m³
PM10
36.05ppb
O3
0.38ppb
SO2
9.04ppb
NO2
0.19ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
32.40μg/m³
PM10
37.93ppb
O3
0.39ppb
SO2
3.70ppb
NO2
0.16ppm
CO
AQI 52
Moderate
9.52μg/m³
PM2.5
36.19μg/m³
PM10
37.63ppb
O3
0.38ppb
SO2
6.68ppb
NO2
0.25ppm
CO
AQI 52
Moderate
9.55μg/m³
PM2.5
26.29μg/m³
PM10
36.86ppb
O3
0.39ppb
SO2
10.37ppb
NO2
0.19ppm
CO
AQI 49
Good
8.78μg/m³
PM2.5
27.13μg/m³
PM10
38.78ppb
O3
0.36ppb
SO2
3.73ppb
NO2
0.16ppm
CO
Air quality data and pollutant measurements for California, 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 Cypress, California is updated every hour.
The worst air quality in Cypress, California in the last 24 hours was observed at 10:00:00 on 2026-06-08.
In the last 24 hrs, the best air quality in Cypress, California was observed at 11:00:00 on 2026-06-07.
The current air quality in Cypress, California is 49, categorized as Good based on real-time data.
The most common pollutant in Cypress, California is PM2.5.
If the air quality in Cypress, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Cypress, California is 9.431 μg/m3.
The current PM10 concentration at Cypress, California is 35.464 μg/m3.
The current carbon monoxide (CO) concentration at Cypress, California is 0.223 ppm.
The current sulfur dioxide (SO2) concentration at Cypress, California is 0.378 ppb.
The current ozone (O3) concentration at Cypress, California is 37.711 ppm.
The current nitrogen dioxide (NO2) concentration at Cypress, California is 5.873 ppb.
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