Moscow, 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
Moscow, Idaho, United States
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 27 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Aug - 23rd Aug 2025
Moscow, Idaho, United States
5 AM22nd Aug 2025
8 PM
4 AM23rd Aug 2025
AQI
AQI
57AQI
27AQI
In the last 24 hours,
Moscow's AQI reached its highest point of 57 at 7 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 22nd Aug and 23rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Moscow, Idaho, United States
24°C17/31°C
23°C15/30°C
22°C13/29°C
23°C14/30°C
25°C17/32°C
27°C19/34°C
28°C21/34°C
28°C22/34°C
21°C17/26°C
23°C17/30°C
23°C16/29°C
20°C13/26°C
20°C13/28°C
20°C15/26°C
18°C15/20°C
18°C10/25°C
22°C15/29°C
25°C17/32°C
27°C20/34°C
27°C19/34°C
26°C20/32°C
22°C15/27°C
20°C15/27°C
20°C18/23°C
20°C14/27°C
22°C16/30°C
23°C15/30°C
22°C14/28°C
23°C16/30°C
--°C/°C
--°C/°C
40AQI
35AQI
39AQI
37AQI
2025 Days Vs Air Quality
Moscow, Idaho, United States
100%
232
0.4%
1
Total number of days with different AQI categories in last 234 days in 2025 (131 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 234 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
Moscow, Idaho, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
27AQI
23AQI
23AQI
22AQI
21AQI
22AQI
25AQI
25AQI
24AQI
21AQI
21AQI
25AQI
25AQI
28AQI
24AQI
30AQI
33AQI
34AQI
31AQI
32AQI
41AQI
37AQI
44AQI
35AQI
35AQI
34AQI
37AQI
38AQI
36AQI
33AQI
19AQI
23AQI
23AQI
27AQI
29AQI
38AQI
33AQI
25AQI
30AQI
28AQI
31AQI
33AQI
24AQI
33AQI
34AQI
26AQI
32AQI
29AQI
26AQI
29AQI
25AQI
22AQI
19AQI
18AQI
18AQI
21AQI
24AQI
22AQI
23AQI
27AQI
27AQI
23AQI
20AQI
22AQI
26AQI
22AQI
21AQI
18AQI
18AQI
20AQI
18AQI
18AQI
18AQI
15AQI
17AQI
17AQI
18AQI
18AQI
19AQI
17AQI
19AQI
19AQI
21AQI
22AQI
21AQI
19AQI
18AQI
21AQI
19AQI
19AQI
20AQI
21AQI
23AQI
23AQI
23AQI
25AQI
17AQI
16AQI
23AQI
21AQI
21AQI
23AQI
24AQI
26AQI
28AQI
20AQI
23AQI
28AQI
25AQI
19AQI
23AQI
26AQI
28AQI
27AQI
34AQI
36AQI
28AQI
23AQI
23AQI
24AQI
26AQI
26AQI
20AQI
22AQI
22AQI
21AQI
20AQI
22AQI
26AQI
23AQI
20AQI
20AQI
20AQI
24AQI
19AQI
18AQI
18AQI
20AQI
19AQI
18AQI
22AQI
21AQI
22AQI
23AQI
26AQI
19AQI
22AQI
24AQI
23AQI
28AQI
27AQI
19AQI
24AQI
23AQI
28AQI
31AQI
29AQI
33AQI
35AQI
37AQI
34AQI
39AQI
33AQI
26AQI
25AQI
25AQI
28AQI
26AQI
24AQI
25AQI
20AQI
19AQI
26AQI
40AQI
36AQI
27AQI
21AQI
19AQI
21AQI
23AQI
28AQI
26AQI
27AQI
24AQI
29AQI
26AQI
24AQI
28AQI
28AQI
22AQI
26AQI
31AQI
33AQI
30AQI
30AQI
38AQI
39AQI
36AQI
35AQI
35AQI
31AQI
34AQI
36AQI
37AQI
32AQI
26AQI
25AQI
26AQI
31AQI
37AQI
40AQI
44AQI
51AQI
45AQI
39AQI
31AQI
35AQI
26AQI
21AQI
24AQI
28AQI
29AQI
32AQI
43AQI
46AQI
29AQI
20AQI
19AQI
26AQI
32AQI
30AQI
27AQI
29AQI
26AQI
20AQI
24AQI
22AQI
27AQI
31AQI
32AQI
No. of days
202526AQI
Highest AQI recorded in
August32AQI
Lowest AQI recorded in
March20AQI
202426AQI
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
March10AQI
202323AQI
Highest AQI recorded in
August45AQI
Lowest AQI recorded in
February10AQI
202220AQI
Highest AQI recorded in
September59AQI
Lowest AQI recorded in
March6AQI
202123AQI
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
December8AQI
202028AQI
Highest AQI recorded in
September78AQI
Lowest AQI recorded in
December12AQI
Most & Least Polluted Years Over the Last 6 Years
Moscow's annual 2025 AQI (26) shows an average percentage change of 11.09% (worsened AQI) compared to previous years: 2020 (28), 2021 (23), 2022 (20), 2023 (23), 2024 (26).