Stay updated with real-time air quality in Davis, 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)
38
Good
Davis, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.92 μg/m³
0
55
155
255
425
605+
8.90 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
8.38 ppb
0
54
101
361
1250
2050+
0.45 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Davis, California
Davis, California
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AQI 49
Good
8.67μg/m³
PM2.5
37.44μg/m³
PM10
8.66ppb
O3
0.41ppb
SO2
8.63ppb
NO2
0.46ppm
CO
AQI 52
Moderate
10.25μg/m³
PM2.5
44.38μg/m³
PM10
9.91ppb
O3
0.40ppb
SO2
8.96ppb
NO2
0.47ppm
CO
AQI 54
Moderate
10.89μg/m³
PM2.5
38.61μg/m³
PM10
3.58ppb
O3
0.40ppb
SO2
13.65ppb
NO2
0.50ppm
CO
AQI 54
Moderate
10.81μg/m³
PM2.5
28.90μg/m³
PM10
2.75ppb
O3
0.40ppb
SO2
14.57ppb
NO2
0.49ppm
CO
AQI 54
Moderate
11.09μg/m³
PM2.5
33.59μg/m³
PM10
3.75ppb
O3
0.40ppb
SO2
12.76ppb
NO2
0.49ppm
CO
AQI 54
Moderate
11.25μg/m³
PM2.5
33.39μg/m³
PM10
4.55ppb
O3
0.40ppb
SO2
11.69ppb
NO2
0.48ppm
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 Davis, California is updated every hour.
The worst air quality in Davis, California in the last 24 hours was observed at 12:00:00 on 2025-12-10.
In the last 24 hrs, the best air quality in Davis, California was observed at 06:00:00 on 2025-12-10.
The current air quality in Davis, California is 38, categorized as Good based on real-time data.
The most common pollutant in Davis, California is PM2.5.
If the air quality in Davis, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Davis, California is 6.666 μg/m3.
The current PM10 concentration at Davis, California is 28.921 μg/m3.
The current carbon monoxide (CO) concentration at Davis, California is 0.454 ppm.
The current sulfur dioxide (SO2) concentration at Davis, California is 0.389 ppb.
The current ozone (O3) concentration at Davis, California is 8.896 ppm.
The current nitrogen dioxide (NO2) concentration at Davis, California is 8.385 ppb.
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