North Lear Avenue, 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!
October Air Quality Analysis
North Lear Avenue, Casa Grande, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (28th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 28th Oct - 29th Oct 2025
North Lear Avenue, Casa Grande, Arizona, United States
6 AM28th Oct 2025
5 PM
5 AM29th Oct 2025
59AQI
33AQI
34AQI
19AQI
In the last 24 hours,
North Lear Avenue's AQI reached its highest point of 59 at 9 AM during the Day, while the lowest point, 19, was recorded at 3 AM during the Night between 28th Oct and 29th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
North Lear Avenue, Casa Grande, Arizona, United States
27°C20/34°C
29°C21/37°C
29°C21/37°C
30°C21/39°C
30°C22/39°C
26°C20/32°C
23°C15/32°C
25°C15/35°C
26°C17/37°C
29°C20/38°C
29°C26/35°C
29°C24/36°C
24°C20/27°C
24°C21/27°C
23°C20/28°C
24°C18/32°C
21°C16/28°C
21°C15/28°C
20°C13/28°C
21°C13/30°C
22°C13/32°C
23°C14/32°C
23°C14/34°C
25°C18/33°C
22°C15/30°C
21°C13/29°C
22°C14/31°C
22°C14/32°C
23°C14/32°C
24°C13/34°C
--°C/°C
48AQI
27AQI
40AQI
27AQI
2025 Days Vs Air Quality
North Lear Avenue, Casa Grande, Arizona, United States
79%
172
19%
42
1%
3
Total number of days with different AQI categories in last 303 days in 2025 (62 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 303 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
North Lear Avenue, Casa Grande, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
36AQI
30AQI
42AQI
44AQI
39AQI
43AQI
53AQI
29AQI
25AQI
27AQI
29AQI
34AQI
47AQI
46AQI
46AQI
50AQI
47AQI
42AQI
46AQI
44AQI
35AQI
31AQI
36AQI
82AQI
30AQI
36AQI
37AQI
36AQI
29AQI
34AQI
34AQI
27AQI
28AQI
36AQI
31AQI
35AQI
38AQI
37AQI
38AQI
33AQI
28AQI
29AQI
37AQI
36AQI
52AQI
47AQI
47AQI
34AQI
42AQI
42AQI
44AQI
42AQI
44AQI
43AQI
45AQI
47AQI
53AQI
50AQI
45AQI
44AQI
47AQI
47AQI
49AQI
49AQI
48AQI
54AQI
47AQI
31AQI
32AQI
28AQI
28AQI
33AQI
39AQI
37AQI
37AQI
40AQI
45AQI
51AQI
45AQI
45AQI
42AQI
52AQI
56AQI
57AQI
55AQI
52AQI
47AQI
46AQI
45AQI
46AQI
46AQI
46AQI
44AQI
41AQI
41AQI
45AQI
104AQI
81AQI
62AQI
44AQI
51AQI
50AQI
47AQI
55AQI
44AQI
45AQI
50AQI
50AQI
47AQI
47AQI
46AQI
59AQI
33AQI
35AQI
38AQI
39AQI
52AQI
35AQI
30AQI
36AQI
30AQI
28AQI
31AQI
36AQI
37AQI
44AQI
70AQI
63AQI
43AQI
44AQI
54AQI
54AQI
54AQI
55AQI
51AQI
68AQI
80AQI
61AQI
61AQI
61AQI
149AQI
48AQI
35AQI
37AQI
32AQI
34AQI
44AQI
91AQI
76AQI
53AQI
55AQI
85AQI
39AQI
33AQI
37AQI
33AQI
27AQI
35AQI
131AQI
48AQI
60AQI
73AQI
34AQI
27AQI
25AQI
26AQI
37AQI
71AQI
31AQI
28AQI
30AQI
37AQI
36AQI
40AQI
48AQI
33AQI
42AQI
28AQI
35AQI
29AQI
36AQI
37AQI
33AQI
26AQI
14AQI
25AQI
25AQI
29AQI
37AQI
39AQI
47AQI
47AQI
51AQI
52AQI
52AQI
55AQI
42AQI
29AQI
19AQI
20AQI
23AQI
30AQI
23AQI
25AQI
30AQI
38AQI
27AQI
36AQI
44AQI
51AQI
34AQI
39AQI
33AQI
34AQI
37AQI
39AQI
37AQI
38AQI
43AQI
43AQI
47AQI
55AQI
39AQI
37AQI
No. of days
202543AQI
Highest AQI recorded in
August55AQI
Lowest AQI recorded in
October37AQI
Most & Least Polluted Years Over the Last 1 Years
North Lear Avenue's annual 2025 AQI (43) shows an average percentage change of NaN% (improved AQI) compared to previous years: .