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 (2nd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 22 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Ketchum, Idaho, United States
6 AM2nd Aug 2025
9 PM
5 AM3rd Aug 2025
35AQI
16AQI
25AQI
16AQI
In the last 24 hours,
Ketchum's AQI reached its highest point of 35 at 2 PM during the Day, while the lowest point, 16, was recorded at 1 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ketchum, Idaho, United States
17°C11/24°C
17°C9/24°C
17°C8/26°C
20°C10/28°C
23°C11/31°C
23°C15/31°C
21°C11/28°C
20°C13/27°C
22°C13/30°C
23°C10/31°C
24°C15/32°C
23°C16/31°C
18°C7/27°C
21°C12/30°C
23°C15/30°C
19°C9/27°C
20°C12/28°C
19°C13/26°C
18°C11/24°C
19°C11/27°C
20°C11/29°C
21°C13/29°C
21°C14/28°C
21°C13/28°C
22°C11/30°C
21°C11/31°C
22°C12/31°C
21°C13/29°C
20°C11/26°C
19°C10/29°C
--°C/°C
29AQI
22AQI
24AQI
20AQI
2025 Days Vs Air Quality
Ketchum, Idaho, United States
100%
130
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 215 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 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
28AQI
39AQI
22AQI
22AQI
22AQI
22AQI
18AQI
20AQI
20AQI
19AQI
22AQI
23AQI
20AQI
36AQI
36AQI
29AQI
24AQI
27AQI
29AQI
26AQI
29AQI
21AQI
22AQI
24AQI
21AQI
26AQI
27AQI
21AQI
22AQI
23AQI
31AQI
24AQI
24AQI
24AQI
26AQI
24AQI
29AQI
31AQI
22AQI
18AQI
18AQI
23AQI
28AQI
25AQI
28AQI
25AQI
29AQI
18AQI
17AQI
19AQI
18AQI
20AQI
18AQI
21AQI
20AQI
20AQI
16AQI
17AQI
18AQI
17AQI
17AQI
19AQI
21AQI
21AQI
25AQI
21AQI
24AQI
18AQI
16AQI
20AQI
21AQI
22AQI
23AQI
23AQI
26AQI
22AQI
21AQI
22AQI
23AQI
22AQI
20AQI
19AQI
21AQI
21AQI
21AQI
22AQI
19AQI
16AQI
17AQI
20AQI
22AQI
22AQI
22AQI
20AQI
21AQI
21AQI
27AQI
32AQI
35AQI
24AQI
28AQI
21AQI
20AQI
22AQI
22AQI
24AQI
24AQI
25AQI
27AQI
26AQI
24AQI
25AQI
28AQI
42AQI
32AQI
20AQI
24AQI
17AQI
16AQI
18AQI
22AQI
24AQI
21AQI
22AQI
24AQI
21AQI
31AQI
29AQI
22AQI
28AQI
25AQI
21AQI
21AQI
25AQI
26AQI
No. of days
202523AQI
Highest AQI recorded in
March28AQI
Lowest AQI recorded in
June21AQI
Most & Least Polluted Years Over the Last 1 Years
Ketchum's annual 2025 AQI (23) shows an average percentage change of NaN% (improved AQI) compared to previous years: .