Scottsdale, 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
Scottsdale, Arizona, United States
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 38 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Scottsdale, Arizona, United States
6 AM16th Sep 2025
6 PM
5 AM17th Sep 2025
41AQI
29AQI
30AQI
16AQI
In the last 24 hours,
Scottsdale's AQI reached its highest point of 41 at 11 AM during the Day, while the lowest point, 16, was recorded at 2 AM during the Night between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Scottsdale, Arizona, United States
35°C26/44°C
36°C29/44°C
37°C29/46°C
38°C31/46°C
39°C33/46°C
37°C32/45°C
38°C31/45°C
35°C32/42°C
32°C26/37°C
34°C28/40°C
35°C29/42°C
35°C29/41°C
35°C27/42°C
36°C26/44°C
35°C29/43°C
36°C30/43°C
35°C29/42°C
32°C28/38°C
30°C24/37°C
32°C26/39°C
34°C28/40°C
35°C28/42°C
35°C27/42°C
35°C27/43°C
33°C26/39°C
32°C26/38°C
31°C23/38°C
30°C21/39°C
32°C22/42°C
33°C24/41°C
--°C/°C
34AQI
25AQI
40AQI
28AQI
2025 Days Vs Air Quality
Scottsdale, Arizona, United States
88%
154
11%
20
0.5%
1
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 260 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
Scottsdale, Arizona, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
40AQI
37AQI
34AQI
40AQI
43AQI
37AQI
35AQI
51AQI
26AQI
21AQI
18AQI
18AQI
27AQI
37AQI
37AQI
38AQI
39AQI
39AQI
34AQI
39AQI
36AQI
32AQI
39AQI
32AQI
26AQI
25AQI
27AQI
29AQI
29AQI
27AQI
31AQI
32AQI
26AQI
29AQI
30AQI
22AQI
33AQI
32AQI
36AQI
36AQI
31AQI
28AQI
28AQI
27AQI
28AQI
40AQI
41AQI
41AQI
38AQI
42AQI
33AQI
35AQI
34AQI
45AQI
36AQI
32AQI
38AQI
42AQI
37AQI
37AQI
37AQI
35AQI
38AQI
46AQI
39AQI
34AQI
37AQI
40AQI
25AQI
28AQI
24AQI
27AQI
27AQI
28AQI
33AQI
36AQI
33AQI
36AQI
37AQI
40AQI
37AQI
36AQI
45AQI
43AQI
48AQI
47AQI
41AQI
44AQI
43AQI
41AQI
41AQI
38AQI
46AQI
43AQI
40AQI
38AQI
41AQI
142AQI
66AQI
59AQI
44AQI
55AQI
45AQI
40AQI
55AQI
43AQI
42AQI
46AQI
52AQI
45AQI
47AQI
44AQI
53AQI
35AQI
33AQI
31AQI
32AQI
43AQI
37AQI
30AQI
35AQI
33AQI
30AQI
29AQI
32AQI
39AQI
40AQI
40AQI
33AQI
31AQI
35AQI
44AQI
45AQI
46AQI
44AQI
43AQI
52AQI
83AQI
57AQI
62AQI
53AQI
57AQI
43AQI
36AQI
32AQI
28AQI
32AQI
36AQI
57AQI
68AQI
48AQI
52AQI
65AQI
36AQI
29AQI
31AQI
27AQI
23AQI
29AQI
51AQI
34AQI
54AQI
52AQI
27AQI
23AQI
29AQI
23AQI
24AQI
29AQI
30AQI
27AQI
26AQI
33AQI
33AQI
38AQI
39AQI
31AQI
36AQI
38AQI
45AQI
44AQI
33AQI
No. of days
202538AQI
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
April31AQI
Most & Least Polluted Years Over the Last 1 Years
Scottsdale's annual 2025 AQI (38) shows an average percentage change of NaN% (improved AQI) compared to previous years: .