West Phoenix, Phoenix, 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
West Phoenix, Phoenix, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (12th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Aug - 13th Aug 2025
West Phoenix, Phoenix, Arizona, United States
5 AM12th Aug 2025
7 PM
4 AM13th Aug 2025
112AQI
38AQI
43AQI
37AQI
In the last 24 hours,
West Phoenix's AQI reached its highest point of 112 at 10 AM during the Day, while the lowest point, 37, was recorded at 1 AM during the Night between 12th Aug and 13th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
West Phoenix, Phoenix, Arizona, United States
36°C29/44°C
35°C30/43°C
33°C28/40°C
34°C29/41°C
36°C29/44°C
37°C29/44°C
34°C29/38°C
35°C27/42°C
34°C29/41°C
34°C28/42°C
35°C25/43°C
35°C25/44°C
35°C26/43°C
36°C26/45°C
37°C27/46°C
36°C29/44°C
37°C28/45°C
37°C29/45°C
39°C32/46°C
38°C30/47°C
37°C26/46°C
37°C28/46°C
39°C29/47°C
40°C31/49°C
40°C30/50°C
38°C30/46°C
37°C30/45°C
37°C30/44°C
37°C29/45°C
37°C31/44°C
--°C/°C
47AQI
36AQI
38AQI
36AQI
2025 Days Vs Air Quality
West Phoenix, Phoenix, Arizona, United States
79%
177
20%
45
0.4%
1
0.4%
1
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 225 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
West Phoenix, Phoenix, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
210AQI
94AQI
75AQI
74AQI
62AQI
79AQI
68AQI
64AQI
48AQI
38AQI
65AQI
74AQI
64AQI
63AQI
46AQI
42AQI
40AQI
67AQI
89AQI
84AQI
44AQI
70AQI
54AQI
46AQI
65AQI
69AQI
54AQI
30AQI
41AQI
44AQI
72AQI
79AQI
76AQI
70AQI
54AQI
51AQI
54AQI
48AQI
42AQI
51AQI
54AQI
62AQI
64AQI
45AQI
37AQI
32AQI
53AQI
54AQI
47AQI
49AQI
54AQI
38AQI
47AQI
47AQI
56AQI
50AQI
48AQI
44AQI
49AQI
60AQI
32AQI
35AQI
48AQI
55AQI
58AQI
34AQI
32AQI
55AQI
47AQI
41AQI
26AQI
24AQI
23AQI
20AQI
44AQI
40AQI
31AQI
21AQI
36AQI
37AQI
41AQI
43AQI
48AQI
40AQI
43AQI
35AQI
34AQI
45AQI
42AQI
33AQI
37AQI
44AQI
27AQI
21AQI
19AQI
23AQI
28AQI
45AQI
46AQI
45AQI
49AQI
41AQI
35AQI
41AQI
33AQI
27AQI
32AQI
32AQI
21AQI
30AQI
38AQI
27AQI
25AQI
23AQI
26AQI
27AQI
25AQI
25AQI
33AQI
25AQI
37AQI
30AQI
33AQI
31AQI
26AQI
25AQI
30AQI
37AQI
39AQI
41AQI
36AQI
35AQI
34AQI
39AQI
28AQI
33AQI
31AQI
42AQI
36AQI
32AQI
37AQI
42AQI
35AQI
31AQI
30AQI
28AQI
29AQI
36AQI
31AQI
27AQI
30AQI
29AQI
31AQI
28AQI
24AQI
27AQI
28AQI
27AQI
31AQI
35AQI
35AQI
48AQI
39AQI
38AQI
38AQI
46AQI
50AQI
41AQI
40AQI
37AQI
32AQI
33AQI
33AQI
31AQI
30AQI
27AQI
42AQI
40AQI
33AQI
31AQI
33AQI
183AQI
59AQI
51AQI
38AQI
52AQI
40AQI
37AQI
50AQI
37AQI
35AQI
37AQI
38AQI
34AQI
37AQI
34AQI
58AQI
44AQI
31AQI
31AQI
27AQI
36AQI
51AQI
37AQI
41AQI
34AQI
27AQI
30AQI
28AQI
30AQI
32AQI
32AQI
29AQI
27AQI
26AQI
35AQI
39AQI
38AQI
40AQI
36AQI
48AQI
76AQI
48AQI
58AQI
66AQI
52AQI
39AQI
32AQI
33AQI
35AQI
43AQI
42AQI
No. of days
202543AQI
Highest AQI recorded in
January66AQI
Lowest AQI recorded in
April32AQI
202446AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
March33AQI
202344AQI
Highest AQI recorded in
December68AQI
Lowest AQI recorded in
September34AQI
202247AQI
Highest AQI recorded in
December73AQI
Lowest AQI recorded in
September37AQI
202146AQI
Highest AQI recorded in
January64AQI
Lowest AQI recorded in
March38AQI
202045AQI
Highest AQI recorded in
December67AQI
Lowest AQI recorded in
April32AQI
Most & Least Polluted Years Over the Last 6 Years
West Phoenix's annual 2025 AQI (43) shows an average percentage change of -6.4% (improved AQI) compared to previous years: 2020 (45), 2021 (46), 2022 (47), 2023 (44), 2024 (46).