Stay updated with real-time air quality in Tempe, 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)
27
Good
Tempe, Arizona
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.74 μg/m³
0
55
155
255
425
605+
28.58 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
5.37 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Tempe, Arizona
Tempe, Arizona
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AQI 44
Good
6.01μg/m³
PM2.5
26.46μg/m³
PM10
47.66ppb
O3
0.74ppb
SO2
4.21ppb
NO2
0.17ppm
CO
AQI 54
Moderate
5.79μg/m³
PM2.5
20.05μg/m³
PM10
56.05ppb
O3
0.71ppb
SO2
4.70ppb
NO2
0.19ppm
CO
AQI 46
Good
7.08μg/m³
PM2.5
24.39μg/m³
PM10
50.07ppb
O3
0.74ppb
SO2
4.21ppb
NO2
0.17ppm
CO
AQI 44
Good
5.84μg/m³
PM2.5
23.75μg/m³
PM10
48.33ppb
O3
0.77ppb
SO2
4.32ppb
NO2
0.17ppm
CO
AQI 47
Good
6.45μg/m³
PM2.5
27.18μg/m³
PM10
51.09ppb
O3
0.70ppb
SO2
4.53ppb
NO2
0.12ppm
CO
AQI 49
Good
6.29μg/m³
PM2.5
26.04μg/m³
PM10
52.50ppb
O3
0.69ppb
SO2
4.55ppb
NO2
0.16ppm
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 Tempe, Arizona are available every hour.
Tempe, Arizona experienced its worst air quality at 12:00:00, 2025-07-13.
The best air quality in Tempe, Arizona was observed at 02:00:00 on 2025-07-12.
The air quality in Tempe, Arizona right now is Moderate, with an AQI of 51.
In Tempe, Arizona, O3 is the most frequently found pollutant.
When air quality in Tempe, Arizona is compromised, staying indoors and wearing a mask can reduce health risks.
Tempe, Arizona currently has a PM2.5 concentration of 7.842 μg/m3.
Tempe, Arizona currently has a PM10 concentration of 19.755 μg/m3.
The current carbon monoxide (CO) level in Tempe, Arizona is 0.168 ppm.
The current sulfur dioxide (SO2) concentration in Tempe, Arizona is 0.727 ppb.
Tempe, Arizona currently has an ozone (O3) concentration of 55.153 ppm.
The current level of nitrogen dioxide (NO2) in Tempe, Arizona is 4.757 ppb.
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