South Old Spanish Trail, 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!
August Air Quality Analysis
South Old Spanish Trail, Tucson, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
South Old Spanish Trail, Tucson, Arizona, United States
5 AM10th Aug 2025
7 PM
4 AM11th Aug 2025
44AQI
34AQI
56AQI
43AQI
In the last 24 hours,
South Old Spanish Trail's AQI reached its highest point of 56 at 4 AM during the Night, while the lowest point, 34, was recorded at 5 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
South Old Spanish Trail, Tucson, Arizona, United States
33°C25/41°C
33°C25/41°C
32°C25/39°C
32°C25/40°C
27°C22/34°C
30°C24/37°C
32°C25/37°C
31°C24/37°C
29°C25/38°C
28°C23/36°C
28°C24/33°C
29°C21/37°C
30°C20/39°C
31°C21/39°C
32°C22/40°C
32°C21/42°C
33°C22/41°C
32°C24/41°C
33°C24/43°C
33°C25/42°C
33°C25/42°C
35°C26/43°C
34°C24/43°C
34°C24/43°C
35°C26/42°C
36°C26/46°C
37°C26/46°C
34°C25/43°C
33°C26/42°C
33°C25/41°C
--°C/°C
38AQI
36AQI
37AQI
37AQI
2025 Days Vs Air Quality
South Old Spanish Trail, Tucson, Arizona, United States
99%
136
1%
2
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 223 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
South Old Spanish Trail, Tucson, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI
33AQI
30AQI
34AQI
42AQI
36AQI
36AQI
46AQI
39AQI
27AQI
23AQI
24AQI
24AQI
26AQI
23AQI
25AQI
25AQI
26AQI
28AQI
29AQI
28AQI
33AQI
32AQI
32AQI
34AQI
19AQI
21AQI
21AQI
26AQI
30AQI
33AQI
33AQI
34AQI
31AQI
32AQI
25AQI
26AQI
28AQI
26AQI
28AQI
33AQI
28AQI
26AQI
24AQI
26AQI
27AQI
32AQI
40AQI
45AQI
38AQI
33AQI
34AQI
34AQI
38AQI
41AQI
32AQI
32AQI
44AQI
38AQI
47AQI
37AQI
40AQI
39AQI
36AQI
41AQI
37AQI
36AQI
34AQI
29AQI
26AQI
27AQI
28AQI
26AQI
29AQI
32AQI
29AQI
29AQI
32AQI
33AQI
45AQI
44AQI
41AQI
36AQI
42AQI
37AQI
38AQI
39AQI
32AQI
35AQI
42AQI
47AQI
37AQI
34AQI
34AQI
30AQI
30AQI
32AQI
44AQI
39AQI
36AQI
36AQI
39AQI
35AQI
31AQI
39AQI
34AQI
36AQI
45AQI
52AQI
47AQI
48AQI
45AQI
40AQI
38AQI
38AQI
33AQI
30AQI
31AQI
30AQI
31AQI
26AQI
25AQI
24AQI
26AQI
29AQI
42AQI
30AQI
27AQI
27AQI
35AQI
51AQI
46AQI
49AQI
50AQI
40AQI
42AQI
45AQI
42AQI
36AQI
29AQI
34AQI
34AQI
36AQI
43AQI
No. of days
202534AQI
Highest AQI recorded in
August43AQI
Lowest AQI recorded in
April29AQI
Most & Least Polluted Years Over the Last 1 Years
South Old Spanish Trail's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .