Casa Grande, 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
Casa Grande, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Casa Grande, Arizona, United States
5 AM8th Aug 2025
7 PM
4 AM9th Aug 2025
56AQI
44AQI
96AQI
50AQI
In the last 24 hours,
Casa Grande's AQI reached its highest point of 96 at 4 AM during the Night, while the lowest point, 44, was recorded at 5 PM during the Day between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Casa Grande, Arizona, United States
--°C/°C
35°C27/44°C
35°C26/43°C
35°C26/43°C
34°C25/43°C
35°C26/42°C
30°C24/37°C
33°C25/40°C
34°C25/42°C
35°C25/43°C
32°C26/40°C
32°C25/40°C
30°C26/36°C
31°C21/40°C
32°C20/42°C
33°C20/43°C
32°C19/43°C
34°C21/44°C
34°C21/45°C
34°C22/43°C
35°C23/44°C
35°C25/44°C
36°C26/45°C
36°C25/46°C
34°C21/45°C
35°C23/45°C
36°C24/47°C
38°C26/48°C
38°C26/49°C
35°C24/45°C
35°C26/44°C
52AQI
36AQI
47AQI
40AQI
2025 Days Vs Air Quality
Casa Grande, Arizona, United States
85%
115
15%
21
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 222 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
Casa Grande, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
37AQI
32AQI
44AQI
46AQI
41AQI
45AQI
56AQI
32AQI
26AQI
28AQI
31AQI
33AQI
47AQI
46AQI
47AQI
50AQI
46AQI
41AQI
43AQI
45AQI
35AQI
32AQI
36AQI
83AQI
30AQI
34AQI
35AQI
35AQI
28AQI
34AQI
35AQI
29AQI
31AQI
37AQI
32AQI
35AQI
40AQI
37AQI
41AQI
37AQI
28AQI
29AQI
36AQI
36AQI
52AQI
47AQI
47AQI
36AQI
43AQI
43AQI
43AQI
42AQI
45AQI
45AQI
45AQI
46AQI
54AQI
50AQI
44AQI
44AQI
46AQI
47AQI
50AQI
50AQI
48AQI
54AQI
49AQI
32AQI
32AQI
27AQI
27AQI
32AQI
38AQI
36AQI
38AQI
38AQI
44AQI
51AQI
44AQI
46AQI
42AQI
48AQI
54AQI
57AQI
55AQI
49AQI
45AQI
45AQI
43AQI
44AQI
44AQI
45AQI
43AQI
40AQI
41AQI
45AQI
98AQI
93AQI
76AQI
43AQI
50AQI
49AQI
47AQI
54AQI
44AQI
45AQI
50AQI
50AQI
46AQI
47AQI
46AQI
63AQI
33AQI
35AQI
38AQI
38AQI
52AQI
35AQI
30AQI
36AQI
29AQI
28AQI
30AQI
36AQI
37AQI
42AQI
62AQI
54AQI
42AQI
43AQI
52AQI
53AQI
52AQI
53AQI
50AQI
39AQI
39AQI
43AQI
42AQI
47AQI
50AQI
No. of days
202543AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
April39AQI
Most & Least Polluted Years Over the Last 1 Years
Casa Grande's annual 2025 AQI (43) shows an average percentage change of NaN% (improved AQI) compared to previous years: .