Denali NPP, Denali Park, Alaska, 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
Denali NPP, Denali Park, Alaska, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 30 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Denali NPP, Denali Park, Alaska, United States
4 AM8th Aug 2025
11 PM
3 AM9th Aug 2025
40AQI
21AQI
30AQI
20AQI
In the last 24 hours,
Denali NPP's AQI reached its highest point of 40 at 6 AM during the Day, while the lowest point, 20, was recorded at 11 PM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Denali NPP, Denali Park, Alaska, United States
--°C/°C
10°C3/15°C
12°C4/18°C
14°C5/21°C
11°C5/16°C
9°C4/13°C
10°C3/20°C
12°C4/19°C
13°C3/21°C
13°C4/20°C
12°C8/18°C
9°C6/12°C
8°C3/14°C
7°C2/11°C
7°C2/12°C
10°C3/16°C
11°C5/19°C
13°C5/20°C
11°C7/17°C
11°C10/12°C
11°C9/12°C
11°C3/18°C
12°C4/20°C
9°C5/12°C
9°C2/17°C
10°C4/18°C
12°C5/17°C
12°C4/21°C
11°C4/17°C
12°C9/16°C
10°C3/16°C
33AQI
28AQI
30AQI
30AQI
2025 Days Vs Air Quality
Denali NPP, Denali Park, Alaska, United States
87%
119
13%
18
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 222 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
Denali NPP, Denali Park, Alaska, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
53AQI
46AQI
47AQI
55AQI
47AQI
35AQI
34AQI
40AQI
45AQI
59AQI
47AQI
40AQI
28AQI
31AQI
32AQI
42AQI
29AQI
32AQI
20AQI
24AQI
25AQI
27AQI
25AQI
16AQI
17AQI
22AQI
32AQI
41AQI
30AQI
29AQI
32AQI
28AQI
29AQI
18AQI
21AQI
23AQI
36AQI
26AQI
29AQI
24AQI
18AQI
28AQI
23AQI
26AQI
28AQI
26AQI
31AQI
28AQI
26AQI
24AQI
25AQI
31AQI
26AQI
25AQI
24AQI
32AQI
29AQI
39AQI
35AQI
30AQI
27AQI
27AQI
30AQI
27AQI
24AQI
27AQI
21AQI
27AQI
28AQI
38AQI
23AQI
28AQI
23AQI
33AQI
26AQI
26AQI
40AQI
33AQI
34AQI
38AQI
37AQI
42AQI
50AQI
50AQI
45AQI
52AQI
61AQI
67AQI
66AQI
65AQI
57AQI
54AQI
36AQI
27AQI
27AQI
27AQI
25AQI
26AQI
29AQI
34AQI
57AQI
72AQI
82AQI
84AQI
65AQI
55AQI
37AQI
36AQI
36AQI
60AQI
52AQI
30AQI
23AQI
26AQI
35AQI
41AQI
40AQI
32AQI
24AQI
19AQI
19AQI
22AQI
23AQI
34AQI
33AQI
24AQI
28AQI
20AQI
23AQI
27AQI
25AQI
21AQI
20AQI
22AQI
30AQI
28AQI
30AQI
47AQI
31AQI
27AQI
40AQI
39AQI
25AQI
No. of days
202534AQI
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
August25AQI
Most & Least Polluted Years Over the Last 1 Years
Denali NPP's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .