San Tan Valley, 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
San Tan Valley, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (25th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 124 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 25th Aug - 26th Aug 2025
San Tan Valley, Arizona, United States
5 AM25th Aug 2025
7 PM
4 AM26th Aug 2025
61AQI
42AQI
595AQI
36AQI
In the last 24 hours,
San Tan Valley's AQI reached its highest point of 595 at 8 PM during the Night, while the lowest point, 36, was recorded at 4 AM during the Night between 25th Aug and 26th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
San Tan Valley, Arizona, United States
34°C22/44°C
35°C23/45°C
34°C24/43°C
35°C23/44°C
36°C25/44°C
37°C27/45°C
37°C27/46°C
35°C24/45°C
36°C25/45°C
37°C26/46°C
38°C28/48°C
38°C26/49°C
36°C26/45°C
35°C26/43°C
35°C26/43°C
35°C26/43°C
35°C26/43°C
35°C26/43°C
35°C26/42°C
34°C27/40°C
33°C25/40°C
33°C24/41°C
34°C23/42°C
34°C26/43°C
35°C27/45°C
36°C28/45°C
37°C29/44°C
35°C28/44°C
36°C28/44°C
34°C28/41°C
--°C/°C
56AQI
41AQI
82AQI
54AQI
2025 Days Vs Air Quality
San Tan Valley, Arizona, United States
76%
117
22%
33
1%
2
0.6%
1
Total number of days with different AQI categories in last 238 days in 2025 (127 days remaining)
Under WHO’s Safe Air Quality Limits: 76%
Health Risk Level:
Low
In 2025, 76% of 238 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
San Tan Valley, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
36AQI
30AQI
41AQI
44AQI
38AQI
40AQI
52AQI
27AQI
25AQI
27AQI
28AQI
31AQI
43AQI
45AQI
44AQI
47AQI
45AQI
40AQI
43AQI
44AQI
34AQI
30AQI
36AQI
62AQI
30AQI
36AQI
39AQI
35AQI
30AQI
33AQI
32AQI
26AQI
27AQI
35AQI
30AQI
35AQI
38AQI
36AQI
32AQI
29AQI
27AQI
30AQI
38AQI
37AQI
47AQI
46AQI
45AQI
34AQI
40AQI
42AQI
43AQI
39AQI
42AQI
42AQI
44AQI
46AQI
52AQI
50AQI
45AQI
43AQI
45AQI
46AQI
48AQI
48AQI
47AQI
54AQI
46AQI
31AQI
33AQI
29AQI
29AQI
35AQI
41AQI
38AQI
37AQI
40AQI
47AQI
51AQI
46AQI
44AQI
42AQI
69AQI
55AQI
57AQI
57AQI
53AQI
47AQI
47AQI
46AQI
49AQI
48AQI
47AQI
45AQI
41AQI
41AQI
42AQI
104AQI
87AQI
69AQI
44AQI
51AQI
49AQI
47AQI
55AQI
43AQI
44AQI
51AQI
51AQI
47AQI
47AQI
45AQI
57AQI
33AQI
35AQI
38AQI
40AQI
50AQI
34AQI
29AQI
37AQI
28AQI
27AQI
30AQI
35AQI
38AQI
42AQI
56AQI
51AQI
40AQI
44AQI
54AQI
55AQI
55AQI
56AQI
52AQI
70AQI
74AQI
61AQI
62AQI
60AQI
157AQI
48AQI
36AQI
36AQI
32AQI
33AQI
45AQI
79AQI
84AQI
53AQI
55AQI
124AQI
37AQI
37AQI
42AQI
44AQI
47AQI
61AQI
No. of days
202545AQI
Highest AQI recorded in
August61AQI
Lowest AQI recorded in
April37AQI
Most & Least Polluted Years Over the Last 1 Years
San Tan Valley's annual 2025 AQI (45) shows an average percentage change of NaN% (improved AQI) compared to previous years: .