Tucson, Arizona, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Tucson, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (16th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 18 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 16th Jul - 17th Jul 2026
Tucson, Arizona, United States
5 AM16th Jul 2026
7 PM
4 AM17th Jul 2026
22AQI
11AQI
50AQI
16AQI
In the last 24 hours,
Tucson's AQI reached its highest point of 50 at 3 AM during the Night, while the lowest point, 11, was recorded at 6 PM during the Day between 16th Jul and 17th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Tucson, Arizona, United States
31°C24/40°C
32°C23/40°C
32°C23/41°C
32°C24/40°C
33°C24/42°C
34°C25/43°C
35°C28/43°C
34°C27/42°C
34°C27/42°C
34°C28/42°C
33°C27/41°C
32°C26/39°C
32°C25/39°C
30°C21/39°C
30°C20/40°C
32°C22/41°C
33°C25/41°C
34°C28/42°C
35°C26/42°C
35°C27/43°C
35°C28/43°C
35°C28/43°C
35°C27/41°C
34°C28/41°C
30°C24/41°C
28°C22/38°C
31°C23/39°C
31°C27/38°C
30°C23/37°C
27°C22/34°C
25AQI
18AQI
22AQI
20AQI
2026 Days Vs Air Quality
Tucson, Arizona, United States
99%
192
0.5%
1
0.5%
1
Total number of days with different AQI categories in last 198 days in 2026 (167 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2026, 99% of 198 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Tucson, Arizona, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
42AQI (US)
31AQI (US)
29AQI (US)
33AQI (US)
31AQI (US)
29AQI (US)
28AQI (US)
21AQI (US)
24AQI (US)
28AQI (US)
23AQI (US)
25AQI (US)
27AQI (US)
31AQI (US)
27AQI (US)
33AQI (US)
31AQI (US)
36AQI (US)
39AQI (US)
38AQI (US)
38AQI (US)
44AQI (US)
39AQI (US)
31AQI (US)
40AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
40AQI (US)
46AQI (US)
33AQI (US)
40AQI (US)
35AQI (US)
35AQI (US)
36AQI (US)
33AQI (US)
36AQI (US)
34AQI (US)
26AQI (US)
30AQI (US)
31AQI (US)
26AQI (US)
29AQI (US)
37AQI (US)
49AQI (US)
33AQI (US)
35AQI (US)
40AQI (US)
26AQI (US)
31AQI (US)
24AQI (US)
26AQI (US)
32AQI (US)
33AQI (US)
35AQI (US)
36AQI (US)
27AQI (US)
30AQI (US)
23AQI (US)
32AQI (US)
37AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
32AQI (US)
25AQI (US)
21AQI (US)
23AQI (US)
23AQI (US)
19AQI (US)
18AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
29AQI (US)
35AQI (US)
25AQI (US)
21AQI (US)
28AQI (US)
25AQI (US)
28AQI (US)
26AQI (US)
29AQI (US)
111AQI (US)
58AQI (US)
26AQI (US)
28AQI (US)
21AQI (US)
20AQI (US)
21AQI (US)
24AQI (US)
37AQI (US)
46AQI (US)
26AQI (US)
31AQI (US)
23AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
26AQI (US)
48AQI (US)
27AQI (US)
25AQI (US)
21AQI (US)
24AQI (US)
17AQI (US)
21AQI (US)
29AQI (US)
23AQI (US)
29AQI (US)
35AQI (US)
20AQI (US)
25AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
31AQI (US)
32AQI (US)
28AQI (US)
22AQI (US)
24AQI (US)
28AQI (US)
36AQI (US)
33AQI (US)
34AQI (US)
38AQI (US)
31AQI (US)
32AQI (US)
31AQI (US)
36AQI (US)
19AQI (US)
18AQI (US)
21AQI (US)
25AQI (US)
23AQI (US)
20AQI (US)
18AQI (US)
23AQI (US)
21AQI (US)
32AQI (US)
40AQI (US)
25AQI (US)
19AQI (US)
22AQI (US)
26AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
27AQI (US)
18AQI (US)
22AQI (US)
16AQI (US)
19AQI (US)
21AQI (US)
19AQI (US)
15AQI (US)
14AQI (US)
15AQI (US)
17AQI (US)
21AQI (US)
25AQI (US)
22AQI (US)
17AQI (US)
20AQI (US)
13AQI (US)
16AQI (US)
19AQI (US)
18AQI (US)
20AQI (US)
17AQI (US)
19AQI (US)
23AQI (US)
31AQI (US)
37AQI (US)
29AQI (US)
31AQI (US)
23AQI (US)
29AQI (US)
16AQI (US)
15AQI (US)
15AQI (US)
17AQI (US)
18AQI (US)
32AQI (US)
32AQI (US)
30AQI (US)
27AQI (US)
27AQI (US)
21AQI (US)
22AQI (US)
No. of days
202628AQI (US)
Highest AQI (US) recorded in
January32AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202537AQI (US)
Highest AQI (US) recorded in
October45AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Tucson's annual 2026 AQI (US) (28) shows an average percentage change of -24.3% (improved AQI (US)) compared to previous years: 2025 (37).