Stay updated with real-time air quality in Murrieta, 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)
52
Moderate
Murrieta, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.03 μg/m³
0
55
155
255
425
605+
37.43 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
3.71 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Murrieta, California
Murrieta, California
Scroll To Air Quality MapLoading...
AQI 54
Moderate
10.71μg/m³
PM2.5
30.00μg/m³
PM10
36.65ppb
O3
0.42ppb
SO2
2.94ppb
NO2
0.22ppm
CO
AQI 49
Good
9.35μg/m³
PM2.5
32.99μg/m³
PM10
35.32ppb
O3
0.45ppb
SO2
3.98ppb
NO2
0.21ppm
CO
AQI 52
Moderate
10.10μg/m³
PM2.5
21.40μg/m³
PM10
35.04ppb
O3
0.44ppb
SO2
4.11ppb
NO2
0.22ppm
CO
AQI 54
Moderate
11.39μg/m³
PM2.5
31.80μg/m³
PM10
36.98ppb
O3
0.41ppb
SO2
2.37ppb
NO2
0.22ppm
CO
AQI 54
Moderate
11.23μg/m³
PM2.5
31.15μg/m³
PM10
36.60ppb
O3
0.41ppb
SO2
2.85ppb
NO2
0.22ppm
CO
AQI 49
Good
8.65μg/m³
PM2.5
37.13μg/m³
PM10
46.04ppb
O3
0.41ppb
SO2
3.65ppb
NO2
0.22ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Murrieta, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Murrieta, California was at its worst at 03:00:00 on 2026-06-08.
In the last 24 hours, the best air quality in Murrieta, California was observed at 11:00:00 on 2026-06-08.
As of now, the AQI in Murrieta, California is 52, indicating Moderate conditions.
Murrieta, California air has the highest levels of PM2.5.
Poor air quality in Murrieta, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Murrieta, California are currently 10.244 μg/m3.
The PM10 concentration in Murrieta, California is 34.03 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Murrieta, California is 0.217 ppm.
Currently, Murrieta, California has a sulfur dioxide (SO2) concentration of 0.432 ppb.
The current ozone (O3) level in Murrieta, California at the moment is 37.43 ppm.
Nitrogen dioxide (NO2) level in Murrieta, California at the moment is 3.71 ppb.
All Rights Reserved © Ambee Inc. 2025