Aspen Pm, Aspen, Colorado, 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
Aspen Pm, Aspen, Colorado, United States
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 18 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
Aspen Pm, Aspen, Colorado, United States
6 AM16th Aug 2026
8 PM
5 AM17th Aug 2026
38AQI
17AQI
22AQI
8AQI
In the last 24 hours,
Aspen Pm's AQI reached its highest point of 38 at 2 PM during the Day, while the lowest point, 8, was recorded at 5 AM during the Night between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Aspen Pm, Aspen, Colorado, United States
17°C6/30°C
17°C8/30°C
17°C7/29°C
14°C6/24°C
13°C5/22°C
15°C6/27°C
17°C8/28°C
16°C8/28°C
15°C6/26°C
16°C8/26°C
15°C7/25°C
15°C5/26°C
16°C6/27°C
17°C7/28°C
18°C7/29°C
18°C9/28°C
17°C6/27°C
15°C5/27°C
16°C5/27°C
17°C6/28°C
17°C7/28°C
17°C8/27°C
16°C7/25°C
15°C6/25°C
14°C5/24°C
11°C4/20°C
13°C3/23°C
12°C3/21°C
10°C4/16°C
15°C8/23°C
25AQI
19AQI
24AQI
19AQI
2026 Days Vs Air Quality
Aspen Pm, Aspen, Colorado, United States
99%
223
1%
3
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2026, 99% of 229 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
Aspen Pm, Aspen, Colorado, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI (US)
24AQI (US)
22AQI (US)
33AQI (US)
25AQI (US)
16AQI (US)
20AQI (US)
14AQI (US)
16AQI (US)
15AQI (US)
25AQI (US)
18AQI (US)
16AQI (US)
14AQI (US)
17AQI (US)
18AQI (US)
14AQI (US)
24AQI (US)
16AQI (US)
25AQI (US)
27AQI (US)
31AQI (US)
24AQI (US)
34AQI (US)
26AQI (US)
29AQI (US)
23AQI (US)
23AQI (US)
32AQI (US)
20AQI (US)
21AQI (US)
23AQI (US)
31AQI (US)
21AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
22AQI (US)
29AQI (US)
24AQI (US)
18AQI (US)
25AQI (US)
29AQI (US)
28AQI (US)
30AQI (US)
23AQI (US)
25AQI (US)
29AQI (US)
34AQI (US)
31AQI (US)
28AQI (US)
21AQI (US)
18AQI (US)
29AQI (US)
24AQI (US)
23AQI (US)
33AQI (US)
31AQI (US)
26AQI (US)
26AQI (US)
20AQI (US)
27AQI (US)
25AQI (US)
33AQI (US)
22AQI (US)
21AQI (US)
30AQI (US)
28AQI (US)
17AQI (US)
27AQI (US)
19AQI (US)
26AQI (US)
25AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
27AQI (US)
28AQI (US)
23AQI (US)
21AQI (US)
28AQI (US)
23AQI (US)
21AQI (US)
22AQI (US)
17AQI (US)
19AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
27AQI (US)
22AQI (US)
21AQI (US)
20AQI (US)
19AQI (US)
18AQI (US)
17AQI (US)
20AQI (US)
17AQI (US)
16AQI (US)
17AQI (US)
24AQI (US)
17AQI (US)
33AQI (US)
25AQI (US)
19AQI (US)
26AQI (US)
14AQI (US)
22AQI (US)
19AQI (US)
30AQI (US)
17AQI (US)
13AQI (US)
32AQI (US)
24AQI (US)
14AQI (US)
18AQI (US)
17AQI (US)
20AQI (US)
22AQI (US)
16AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
20AQI (US)
16AQI (US)
15AQI (US)
19AQI (US)
16AQI (US)
19AQI (US)
17AQI (US)
16AQI (US)
17AQI (US)
15AQI (US)
15AQI (US)
21AQI (US)
15AQI (US)
15AQI (US)
16AQI (US)
18AQI (US)
19AQI (US)
12AQI (US)
14AQI (US)
15AQI (US)
14AQI (US)
14AQI (US)
11AQI (US)
19AQI (US)
16AQI (US)
21AQI (US)
19AQI (US)
16AQI (US)
17AQI (US)
16AQI (US)
17AQI (US)
18AQI (US)
22AQI (US)
16AQI (US)
16AQI (US)
17AQI (US)
14AQI (US)
14AQI (US)
13AQI (US)
15AQI (US)
16AQI (US)
15AQI (US)
12AQI (US)
20AQI (US)
37AQI (US)
25AQI (US)
20AQI (US)
48AQI (US)
25AQI (US)
13AQI (US)
23AQI (US)
58AQI (US)
33AQI (US)
34AQI (US)
53AQI (US)
54AQI (US)
37AQI (US)
28AQI (US)
33AQI (US)
40AQI (US)
39AQI (US)
15AQI (US)
13AQI (US)
15AQI (US)
16AQI (US)
16AQI (US)
22AQI (US)
23AQI (US)
21AQI (US)
18AQI (US)
19AQI (US)
19AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
19AQI (US)
26AQI (US)
24AQI (US)
19AQI (US)
18AQI (US)
18AQI (US)
24AQI (US)
25AQI (US)
23AQI (US)
19AQI (US)
19AQI (US)
21AQI (US)
31AQI (US)
33AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
23AQI (US)
17AQI (US)
18AQI (US)
21AQI (US)
21AQI (US)
20AQI (US)
19AQI (US)
18AQI (US)
22AQI (US)
27AQI (US)
23AQI (US)
21AQI (US)
17AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
No. of days
202622AQI (US)
Highest AQI (US) recorded in
February27AQI (US)
Lowest AQI (US) recorded in
May17AQI (US)
202524AQI (US)
Highest AQI (US) recorded in
August38AQI (US)
Lowest AQI (US) recorded in
October17AQI (US)
202420AQI (US)
Highest AQI (US) recorded in
July37AQI (US)
Lowest AQI (US) recorded in
May9AQI (US)
202321AQI (US)
Highest AQI (US) recorded in
July31AQI (US)
Lowest AQI (US) recorded in
January13AQI (US)
202221AQI (US)
Highest AQI (US) recorded in
September29AQI (US)
Lowest AQI (US) recorded in
July17AQI (US)
202126AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
May14AQI (US)
202025AQI (US)
Highest AQI (US) recorded in
September43AQI (US)
Lowest AQI (US) recorded in
March9AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Aspen Pm's annual 2026 AQI (US) (22) shows an average percentage change of -2.6% (improved AQI (US)) compared to previous years: 2020 (25), 2021 (26), 2022 (21), 2023 (21), 2024 (20), 2025 (24).