Maricopa, Arizona, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Maricopa, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (25th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 33 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 25th Sep - 26th Sep 2025
Maricopa, Arizona, United States
6 AM25th Sep 2025
6 PM
5 AM26th Sep 2025
40AQI
21AQI
43AQI
23AQI
In the last 24 hours,
Maricopa's AQI reached its highest point of 43 at 9 PM during the Night, while the lowest point, 21, was recorded at 7 AM during the Day between 25th Sep and 26th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Maricopa, Arizona, United States
31°C25/38°C
32°C27/39°C
32°C25/39°C
32°C24/41°C
33°C25/42°C
32°C23/41°C
33°C24/41°C
32°C24/40°C
29°C24/37°C
28°C24/35°C
29°C24/36°C
31°C25/38°C
33°C25/40°C
33°C24/41°C
32°C21/41°C
30°C20/39°C
29°C19/38°C
27°C17/37°C
28°C19/38°C
30°C22/40°C
31°C22/40°C
31°C25/39°C
30°C26/37°C
30°C23/37°C
32°C24/39°C
30°C26/38°C
29°C24/35°C
31°C25/38°C
33°C26/41°C
33°C26/41°C
--°C/°C
43AQI
35AQI
88AQI
35AQI
2025 Days Vs Air Quality
Maricopa, Arizona, United States
83%
152
15%
28
2%
3
0.5%
1
Total number of days with different AQI categories in last 269 days in 2025 (96 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 269 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
Maricopa, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
42AQI
36AQI
44AQI
48AQI
45AQI
48AQI
54AQI
29AQI
23AQI
21AQI
31AQI
37AQI
50AQI
54AQI
51AQI
51AQI
49AQI
45AQI
48AQI
48AQI
34AQI
38AQI
43AQI
106AQI
30AQI
36AQI
36AQI
36AQI
31AQI
40AQI
42AQI
30AQI
32AQI
37AQI
28AQI
39AQI
35AQI
38AQI
39AQI
34AQI
25AQI
29AQI
26AQI
33AQI
55AQI
48AQI
42AQI
35AQI
44AQI
40AQI
40AQI
40AQI
45AQI
40AQI
38AQI
48AQI
50AQI
44AQI
39AQI
39AQI
43AQI
45AQI
49AQI
46AQI
43AQI
51AQI
46AQI
28AQI
31AQI
24AQI
28AQI
28AQI
33AQI
34AQI
40AQI
36AQI
40AQI
46AQI
40AQI
43AQI
41AQI
57AQI
47AQI
53AQI
56AQI
41AQI
39AQI
39AQI
37AQI
37AQI
41AQI
45AQI
40AQI
38AQI
36AQI
47AQI
141AQI
76AQI
43AQI
41AQI
50AQI
50AQI
45AQI
55AQI
43AQI
42AQI
46AQI
49AQI
43AQI
46AQI
45AQI
74AQI
35AQI
31AQI
40AQI
42AQI
54AQI
32AQI
26AQI
40AQI
32AQI
34AQI
33AQI
39AQI
41AQI
44AQI
52AQI
43AQI
38AQI
44AQI
47AQI
54AQI
46AQI
42AQI
42AQI
55AQI
86AQI
56AQI
59AQI
55AQI
78AQI
45AQI
34AQI
36AQI
34AQI
37AQI
48AQI
89AQI
107AQI
50AQI
58AQI
79AQI
36AQI
33AQI
33AQI
32AQI
23AQI
35AQI
281AQI
54AQI
65AQI
92AQI
28AQI
22AQI
24AQI
30AQI
29AQI
37AQI
30AQI
26AQI
31AQI
40AQI
37AQI
45AQI
59AQI
36AQI
30AQI
29AQI
31AQI
30AQI
31AQI
35AQI
33AQI
41AQI
41AQI
41AQI
40AQI
47AQI
50AQI
47AQI
No. of days
202544AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
June40AQI
Most & Least Polluted Years Over the Last 1 Years
Maricopa's annual 2025 AQI (44) shows an average percentage change of NaN% (improved AQI) compared to previous years: .