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)
38
Good
Tempe, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.64 μg/m³
0
55
155
255
425
605+
24.73 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
23.35 ppb
0
54
101
361
1250
2050+
0.44 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Tempe, Arizona
Tempe, Arizona
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AQI 33
Good
6.26μg/m³
PM2.5
27.62μg/m³
PM10
34.07ppb
O3
0.49ppb
SO2
21.82ppb
NO2
0.42ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
21.14μg/m³
PM10
30.92ppb
O3
0.49ppb
SO2
21.89ppb
NO2
0.41ppm
CO
AQI 44
Good
8.42μg/m³
PM2.5
35.42μg/m³
PM10
29.95ppb
O3
0.49ppb
SO2
21.48ppb
NO2
0.41ppm
CO
AQI 54
Moderate
10.69μg/m³
PM2.5
44.58μg/m³
PM10
26.02ppb
O3
0.50ppb
SO2
21.84ppb
NO2
0.40ppm
CO
AQI 38
Good
7.32μg/m³
PM2.5
31.47μg/m³
PM10
27.16ppb
O3
0.49ppb
SO2
22.11ppb
NO2
0.33ppm
CO
AQI 38
Good
6.57μg/m³
PM2.5
26.41μg/m³
PM10
30.93ppb
O3
0.49ppb
SO2
21.80ppb
NO2
0.38ppm
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 03:00:00, 2026-06-08.
The best air quality in Tempe, Arizona was observed at 04:00:00 on 2026-06-07.
The air quality in Tempe, Arizona right now is Good, with an AQI of 38.
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 7.496 μg/m3.
Tempe, Arizona currently has a PM10 concentration of 18.64 μg/m3.
The current carbon monoxide (CO) level in Tempe, Arizona is 0.444 ppm.
The current sulfur dioxide (SO2) concentration in Tempe, Arizona is 0.399 ppb.
Tempe, Arizona currently has an ozone (O3) concentration of 24.731 ppm.
The current level of nitrogen dioxide (NO2) in Tempe, Arizona is 23.351 ppb.
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