Stay updated with real-time air quality in San Luis, Arizona 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)
13
Good
San Luis, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.65 μg/m³
0
55
155
255
425
605+
13.73 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
10.78 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
San Luis, Arizona
San Luis, Arizona
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AQI 18
Good
1.98μg/m³
PM2.5
10.77μg/m³
PM10
18.62ppb
O3
0.37ppb
SO2
6.43ppb
NO2
0.15ppm
CO
AQI 18
Good
2.00μg/m³
PM2.5
10.99μg/m³
PM10
18.98ppb
O3
0.38ppb
SO2
6.43ppb
NO2
0.14ppm
CO
AQI 16
Good
2.65μg/m³
PM2.5
13.16μg/m³
PM10
10.96ppb
O3
0.41ppb
SO2
6.38ppb
NO2
0.14ppm
CO
AQI 12
Good
1.31μg/m³
PM2.5
8.96μg/m³
PM10
13.01ppb
O3
0.10ppb
SO2
2.46ppb
NO2
0.35ppm
CO
AQI 13
Good
1.40μg/m³
PM2.5
7.00μg/m³
PM10
13.99ppb
O3
0.22ppb
SO2
10.88ppb
NO2
0.35ppm
CO
AQI 12
Good
1.55μg/m³
PM2.5
7.29μg/m³
PM10
13.49ppb
O3
0.23ppb
SO2
9.70ppb
NO2
0.35ppm
CO
The air quality data for Arizona, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for San Luis, Arizona are available every hour.
San Luis, Arizona experienced its worst air quality at 04:00:00, 2026-09-07.
The best air quality in San Luis, Arizona was observed at 10:00:00 on 2026-09-07.
The air quality in San Luis, Arizona right now is Good, with an AQI of 13.
In San Luis, Arizona, O3 is the most frequently found pollutant.
When air quality in San Luis, Arizona is compromised, staying indoors and wearing a mask can reduce health risks.
San Luis, Arizona currently has a PM2.5 concentration of 1.94 μg/m3.
San Luis, Arizona currently has a PM10 concentration of 13.647 μg/m3.
The current carbon monoxide (CO) level in San Luis, Arizona is 0.176 ppm.
The current sulfur dioxide (SO2) concentration in San Luis, Arizona is 0.451 ppb.
San Luis, Arizona currently has an ozone (O3) concentration of 13.731 ppm.
The current level of nitrogen dioxide (NO2) in San Luis, Arizona is 10.78 ppb.
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