Coeur d Alene, 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
Coeur d Alene, Idaho, United States
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 37 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Coeur d Alene, Idaho, United States
5 AM4th Aug 2025
8 PM
4 AM5th Aug 2025
44AQI
25AQI
31AQI
24AQI
In the last 24 hours,
Coeur d Alene's AQI reached its highest point of 44 at 7 AM during the Day, while the lowest point, 24, was recorded at 1 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Coeur d Alene, Idaho, United States
22°C14/28°C
24°C15/31°C
27°C18/34°C
25°C18/32°C
20°C15/27°C
22°C15/29°C
24°C16/31°C
27°C18/35°C
25°C18/32°C
19°C14/25°C
20°C11/28°C
23°C17/30°C
25°C17/32°C
21°C15/28°C
20°C14/25°C
20°C17/24°C
17°C14/22°C
21°C13/29°C
24°C17/32°C
23°C15/30°C
23°C15/29°C
23°C16/30°C
24°C17/32°C
26°C18/34°C
28°C22/35°C
29°C23/35°C
23°C19/28°C
23°C16/30°C
24°C17/31°C
21°C14/26°C
--°C/°C
32AQI
32AQI
30AQI
28AQI
2025 Days Vs Air Quality
Coeur d Alene, Idaho, United States
100%
132
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 217 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
Coeur d Alene, Idaho, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
47AQI
27AQI
21AQI
19AQI
27AQI
19AQI
19AQI
22AQI
22AQI
22AQI
23AQI
29AQI
24AQI
14AQI
15AQI
27AQI
22AQI
27AQI
22AQI
29AQI
25AQI
33AQI
18AQI
21AQI
20AQI
22AQI
16AQI
15AQI
21AQI
25AQI
26AQI
37AQI
38AQI
28AQI
19AQI
20AQI
22AQI
28AQI
29AQI
18AQI
20AQI
21AQI
30AQI
17AQI
24AQI
28AQI
18AQI
15AQI
17AQI
19AQI
20AQI
17AQI
16AQI
14AQI
18AQI
15AQI
15AQI
20AQI
20AQI
24AQI
26AQI
28AQI
17AQI
24AQI
27AQI
16AQI
22AQI
19AQI
14AQI
17AQI
20AQI
24AQI
26AQI
25AQI
24AQI
29AQI
30AQI
35AQI
42AQI
27AQI
22AQI
23AQI
27AQI
29AQI
23AQI
22AQI
22AQI
24AQI
24AQI
28AQI
47AQI
34AQI
24AQI
18AQI
15AQI
16AQI
24AQI
29AQI
33AQI
26AQI
24AQI
34AQI
24AQI
27AQI
26AQI
22AQI
19AQI
26AQI
27AQI
21AQI
24AQI
22AQI
35AQI
37AQI
35AQI
34AQI
35AQI
35AQI
36AQI
33AQI
36AQI
31AQI
29AQI
30AQI
27AQI
29AQI
30AQI
32AQI
39AQI
45AQI
44AQI
37AQI
27AQI
23AQI
21AQI
25AQI
29AQI
41AQI
No. of days
202525AQI
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
May21AQI
Most & Least Polluted Years Over the Last 1 Years
Coeur d Alene's annual 2025 AQI (25) shows an average percentage change of NaN% (improved AQI) compared to previous years: .