Ketchum, Idaho, 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
Ketchum, Idaho, United States
AQI Trends: Highest and Lowest
Same Day Analysis (13th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 27 of Good air quality on the same day.
Day & Night AQI Trend: 12th Aug - 13th Aug 2026
Ketchum, Idaho, United States
6 AM12th Aug 2026
9 PM
5 AM13th Aug 2026
50AQI
40AQI
38AQI
25AQI
In the last 24 hours,
Ketchum's AQI reached its highest point of 50 at 4 PM during the Day, while the lowest point, 25, was recorded at 5 AM during the Night between 12th Aug and 13th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Ketchum, Idaho, United States
21°C11/29°C
21°C12/31°C
19°C11/28°C
21°C12/31°C
21°C12/31°C
23°C14/32°C
22°C14/31°C
18°C12/24°C
21°C12/31°C
22°C13/33°C
22°C13/32°C
21°C13/30°C
22°C13/31°C
21°C11/31°C
21°C12/30°C
20°C9/30°C
22°C12/32°C
23°C14/33°C
19°C9/28°C
16°C5/25°C
16°C5/26°C
18°C7/29°C
21°C10/32°C
22°C12/33°C
22°C13/32°C
21°C11/31°C
20°C12/31°C
20°C11/31°C
19°C11/28°C
13°C6/20°C
46AQI
38AQI
39AQI
39AQI
2026 Days Vs Air Quality
Ketchum, Idaho, United States
97%
216
3%
6
Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2026, 97% of 225 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
Ketchum, Idaho, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI (US)
23AQI (US)
29AQI (US)
19AQI (US)
27AQI (US)
21AQI (US)
20AQI (US)
17AQI (US)
19AQI (US)
19AQI (US)
20AQI (US)
27AQI (US)
28AQI (US)
19AQI (US)
23AQI (US)
15AQI (US)
21AQI (US)
16AQI (US)
15AQI (US)
19AQI (US)
20AQI (US)
27AQI (US)
36AQI (US)
37AQI (US)
39AQI (US)
39AQI (US)
38AQI (US)
40AQI (US)
40AQI (US)
27AQI (US)
35AQI (US)
33AQI (US)
36AQI (US)
37AQI (US)
41AQI (US)
32AQI (US)
32AQI (US)
32AQI (US)
35AQI (US)
37AQI (US)
24AQI (US)
21AQI (US)
23AQI (US)
21AQI (US)
33AQI (US)
20AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
18AQI (US)
24AQI (US)
23AQI (US)
28AQI (US)
20AQI (US)
20AQI (US)
27AQI (US)
19AQI (US)
19AQI (US)
17AQI (US)
26AQI (US)
28AQI (US)
20AQI (US)
26AQI (US)
39AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
22AQI (US)
22AQI (US)
17AQI (US)
27AQI (US)
23AQI (US)
43AQI (US)
32AQI (US)
21AQI (US)
29AQI (US)
27AQI (US)
23AQI (US)
18AQI (US)
20AQI (US)
27AQI (US)
24AQI (US)
30AQI (US)
23AQI (US)
39AQI (US)
20AQI (US)
27AQI (US)
21AQI (US)
26AQI (US)
18AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
18AQI (US)
23AQI (US)
18AQI (US)
28AQI (US)
17AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
37AQI (US)
29AQI (US)
23AQI (US)
23AQI (US)
27AQI (US)
28AQI (US)
20AQI (US)
18AQI (US)
32AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
17AQI (US)
15AQI (US)
18AQI (US)
18AQI (US)
18AQI (US)
17AQI (US)
17AQI (US)
18AQI (US)
20AQI (US)
22AQI (US)
29AQI (US)
26AQI (US)
19AQI (US)
30AQI (US)
26AQI (US)
44AQI (US)
24AQI (US)
17AQI (US)
22AQI (US)
28AQI (US)
32AQI (US)
19AQI (US)
18AQI (US)
17AQI (US)
18AQI (US)
18AQI (US)
20AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
22AQI (US)
23AQI (US)
23AQI (US)
20AQI (US)
21AQI (US)
27AQI (US)
32AQI (US)
26AQI (US)
27AQI (US)
23AQI (US)
30AQI (US)
23AQI (US)
22AQI (US)
27AQI (US)
21AQI (US)
20AQI (US)
19AQI (US)
18AQI (US)
22AQI (US)
35AQI (US)
36AQI (US)
25AQI (US)
25AQI (US)
21AQI (US)
17AQI (US)
21AQI (US)
25AQI (US)
26AQI (US)
23AQI (US)
31AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
22AQI (US)
18AQI (US)
19AQI (US)
15AQI (US)
26AQI (US)
34AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
30AQI (US)
23AQI (US)
23AQI (US)
26AQI (US)
37AQI (US)
19AQI (US)
25AQI (US)
26AQI (US)
36AQI (US)
42AQI (US)
42AQI (US)
36AQI (US)
38AQI (US)
44AQI (US)
29AQI (US)
27AQI (US)
54AQI (US)
63AQI (US)
58AQI (US)
47AQI (US)
40AQI (US)
36AQI (US)
34AQI (US)
58AQI (US)
44AQI (US)
54AQI (US)
51AQI (US)
35AQI (US)
41AQI (US)
48AQI (US)
47AQI (US)
37AQI (US)
35AQI (US)
43AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
26AQI (US)
23AQI (US)
23AQI (US)
24AQI (US)
33AQI (US)
43AQI (US)
No. of days
202627AQI (US)
Highest AQI (US) recorded in
August43AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202526AQI (US)
Highest AQI (US) recorded in
December32AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Ketchum's annual 2026 AQI (US) (27) shows an average percentage change of 3.8% (worsened AQI (US)) compared to previous years: 2025 (26).