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)
58
Moderate
Tempe, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.54 μg/m³
0
55
155
255
425
605+
18.98 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
26.71 ppb
0
54
101
361
1250
2050+
0.60 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Tempe, Arizona
Tempe, Arizona
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AQI 38
Good
7.07μg/m³
PM2.5
30.58μg/m³
PM10
22.83ppb
O3
0.41ppb
SO2
25.32ppb
NO2
0.63ppm
CO
AQI 44
Good
8.22μg/m³
PM2.5
21.81μg/m³
PM10
31.38ppb
O3
0.42ppb
SO2
25.34ppb
NO2
0.52ppm
CO
AQI 44
Good
7.64μg/m³
PM2.5
30.08μg/m³
PM10
25.82ppb
O3
0.42ppb
SO2
25.64ppb
NO2
0.62ppm
CO
AQI 49
Good
8.99μg/m³
PM2.5
30.63μg/m³
PM10
21.86ppb
O3
0.41ppb
SO2
26.35ppb
NO2
0.84ppm
CO
AQI 33
Good
6.02μg/m³
PM2.5
22.75μg/m³
PM10
25.31ppb
O3
0.42ppb
SO2
25.13ppb
NO2
0.45ppm
CO
AQI 38
Good
7.32μg/m³
PM2.5
25.00μg/m³
PM10
30.99ppb
O3
0.42ppb
SO2
24.04ppb
NO2
0.55ppm
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 02:00:00, 2025-12-07.
The best air quality in Tempe, Arizona was observed at 06:00:00 on 2025-12-06.
The air quality in Tempe, Arizona right now is Moderate, with an AQI of 58.
In Tempe, Arizona, PM2.5 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 12.887 μg/m3.
Tempe, Arizona currently has a PM10 concentration of 29.536 μg/m3.
The current carbon monoxide (CO) level in Tempe, Arizona is 0.6 ppm.
The current sulfur dioxide (SO2) concentration in Tempe, Arizona is 0.654 ppb.
Tempe, Arizona currently has an ozone (O3) concentration of 18.982 ppm.
The current level of nitrogen dioxide (NO2) in Tempe, Arizona is 26.715 ppb.
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