Henderson, Nevada, 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
Henderson, Nevada, United States
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 26 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Henderson, Nevada, United States
5 AM1st Aug 2025
7 PM
4 AM2nd Aug 2025
42AQI
22AQI
23AQI
19AQI
In the last 24 hours,
Henderson's AQI reached its highest point of 42 at 11 AM during the Day, while the lowest point, 19, was recorded at 2 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Henderson, Nevada, United States
30°C25/38°C
32°C22/42°C
32°C21/42°C
32°C22/42°C
33°C22/44°C
35°C24/45°C
36°C25/46°C
35°C23/44°C
34°C23/44°C
35°C24/45°C
36°C25/46°C
36°C26/46°C
36°C26/45°C
34°C26/43°C
33°C25/41°C
30°C25/39°C
34°C25/42°C
34°C24/43°C
33°C24/41°C
32°C23/40°C
30°C21/39°C
30°C20/40°C
30°C20/38°C
30°C19/39°C
31°C21/41°C
32°C22/43°C
32°C22/43°C
31°C21/41°C
32°C21/43°C
33°C23/44°C
--°C/°C
37AQI
34AQI
32AQI
30AQI
2025 Days Vs Air Quality
Henderson, Nevada, United States
93%
198
7%
15
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Henderson, Nevada, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
78AQI
52AQI
56AQI
50AQI
49AQI
53AQI
50AQI
48AQI
46AQI
41AQI
59AQI
44AQI
43AQI
45AQI
41AQI
34AQI
37AQI
46AQI
63AQI
63AQI
40AQI
52AQI
42AQI
46AQI
59AQI
44AQI
44AQI
41AQI
49AQI
57AQI
64AQI
58AQI
43AQI
45AQI
42AQI
31AQI
33AQI
33AQI
33AQI
42AQI
42AQI
42AQI
39AQI
36AQI
29AQI
33AQI
42AQI
40AQI
34AQI
39AQI
40AQI
37AQI
38AQI
41AQI
44AQI
45AQI
40AQI
34AQI
38AQI
44AQI
42AQI
38AQI
36AQI
30AQI
32AQI
31AQI
32AQI
43AQI
37AQI
33AQI
30AQI
23AQI
24AQI
24AQI
27AQI
28AQI
25AQI
28AQI
28AQI
28AQI
31AQI
31AQI
36AQI
27AQI
27AQI
26AQI
35AQI
34AQI
37AQI
30AQI
28AQI
21AQI
16AQI
17AQI
17AQI
22AQI
24AQI
25AQI
34AQI
33AQI
33AQI
31AQI
28AQI
31AQI
29AQI
31AQI
37AQI
30AQI
16AQI
20AQI
24AQI
28AQI
30AQI
30AQI
30AQI
38AQI
17AQI
17AQI
18AQI
25AQI
23AQI
28AQI
29AQI
23AQI
23AQI
25AQI
25AQI
23AQI
25AQI
25AQI
34AQI
29AQI
37AQI
22AQI
21AQI
23AQI
36AQI
35AQI
32AQI
31AQI
35AQI
36AQI
28AQI
31AQI
32AQI
30AQI
31AQI
34AQI
31AQI
36AQI
30AQI
40AQI
24AQI
27AQI
32AQI
28AQI
25AQI
30AQI
29AQI
30AQI
32AQI
36AQI
32AQI
34AQI
31AQI
26AQI
25AQI
30AQI
33AQI
35AQI
37AQI
44AQI
42AQI
41AQI
51AQI
47AQI
45AQI
50AQI
42AQI
40AQI
25AQI
48AQI
37AQI
36AQI
46AQI
50AQI
29AQI
28AQI
38AQI
29AQI
37AQI
56AQI
42AQI
46AQI
52AQI
49AQI
45AQI
38AQI
38AQI
33AQI
26AQI
31AQI
33AQI
23AQI
22AQI
21AQI
19AQI
21AQI
23AQI
25AQI
29AQI
26AQI
26AQI
50AQI
39AQI
32AQI
26AQI
29AQI
35AQI
35AQI
26AQI
No. of days
202535AQI
Highest AQI recorded in
January50AQI
Lowest AQI recorded in
August26AQI
202441AQI
Highest AQI recorded in
December57AQI
Lowest AQI recorded in
January8AQI
202318AQI
Highest AQI recorded in
November19AQI
Lowest AQI recorded in
December18AQI
202128AQI
Highest AQI recorded in
May32AQI
Lowest AQI recorded in
February23AQI
202034AQI
Highest AQI recorded in
September53AQI
Lowest AQI recorded in
March21AQI
Most & Least Polluted Years Over the Last 5 Years
Henderson's annual 2025 AQI (35) shows an average percentage change of 28.5% (worsened AQI) compared to previous years: 2020 (34), 2021 (28), 2023 (18), 2024 (41).