Stay updated with real-time air quality in Yucaipa, 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)
62
Moderate
Yucaipa, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
14.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
39.35 μg/m³
0
55
155
255
425
605+
9.52 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
22.34 ppb
0
54
101
361
1250
2050+
0.62 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Yucaipa, California
Yucaipa, California
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AQI 60
Moderate
14.32μg/m³
PM2.5
40.02μg/m³
PM10
10.09ppb
O3
0.53ppb
SO2
22.09ppb
NO2
0.62ppm
CO
AQI 62
Moderate
15.37μg/m³
PM2.5
42.77μg/m³
PM10
18.25ppb
O3
0.54ppb
SO2
11.97ppb
NO2
0.63ppm
CO
AQI 64
Moderate
16.09μg/m³
PM2.5
31.17μg/m³
PM10
5.05ppb
O3
0.52ppb
SO2
24.54ppb
NO2
0.62ppm
CO
AQI 58
Moderate
12.59μg/m³
PM2.5
39.34μg/m³
PM10
5.54ppb
O3
0.52ppb
SO2
26.47ppb
NO2
0.61ppm
CO
AQI 56
Moderate
12.30μg/m³
PM2.5
55.27μg/m³
PM10
14.96ppb
O3
0.54ppb
SO2
18.95ppb
NO2
0.63ppm
CO
AQI 66
Moderate
16.69μg/m³
PM2.5
28.30μg/m³
PM10
7.39ppb
O3
0.52ppb
SO2
25.25ppb
NO2
0.62ppm
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 Yucaipa, California is updated every hour.
The worst air quality in Yucaipa, California in the last 24 hours was observed at 08:00:00 on 2026-01-22.
In the last 24 hrs, the best air quality in Yucaipa, California was observed at 01:00:00 on 2026-01-22.
The current air quality in Yucaipa, California is 62, categorized as Moderate based on real-time data.
The most common pollutant in Yucaipa, California is PM2.5.
If the air quality in Yucaipa, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Yucaipa, California is 14.733 μg/m3.
The current PM10 concentration at Yucaipa, California is 39.355 μg/m3.
The current carbon monoxide (CO) concentration at Yucaipa, California is 0.621 ppm.
The current sulfur dioxide (SO2) concentration at Yucaipa, California is 0.53 ppb.
The current ozone (O3) concentration at Yucaipa, California is 9.518 ppm.
The current nitrogen dioxide (NO2) concentration at Yucaipa, California is 22.345 ppb.
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