Northwest Area, Cedar Rapids, Iowa, 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
Northwest Area, Cedar Rapids, Iowa, 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 86 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Northwest Area, Cedar Rapids, Iowa, United States
5 AM4th Aug 2025
8 PM
4 AM5th Aug 2025
96AQI
56AQI
96AQI
56AQI
In the last 24 hours,
Northwest Area's AQI reached its highest point of 96 at 5 AM during the Night, while the lowest point, 56, was recorded at 10 PM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Northwest Area, Cedar Rapids, Iowa, United States
26°C21/32°C
25°C18/30°C
25°C18/30°C
25°C17/32°C
26°C19/34°C
23°C19/28°C
23°C17/31°C
22°C14/30°C
23°C15/33°C
24°C17/33°C
25°C20/32°C
19°C15/23°C
21°C10/30°C
24°C18/33°C
23°C20/28°C
22°C19/25°C
28°C21/35°C
29°C24/37°C
25°C23/28°C
25°C19/30°C
24°C20/30°C
26°C19/34°C
28°C19/35°C
28°C22/34°C
21°C19/23°C
20°C14/27°C
18°C9/26°C
19°C12/26°C
19°C9/26°C
20°C12/27°C
--°C/°C
48AQI
48AQI
48AQI
48AQI
2025 Days Vs Air Quality
Northwest Area, Cedar Rapids, Iowa, United States
79%
103
19%
25
2%
3
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Northwest Area, Cedar Rapids, Iowa, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
44AQI
33AQI
31AQI
18AQI
34AQI
28AQI
20AQI
26AQI
31AQI
29AQI
28AQI
24AQI
40AQI
56AQI
50AQI
53AQI
47AQI
31AQI
22AQI
39AQI
45AQI
54AQI
29AQI
36AQI
25AQI
41AQI
32AQI
30AQI
26AQI
18AQI
24AQI
36AQI
25AQI
28AQI
34AQI
22AQI
22AQI
30AQI
22AQI
29AQI
34AQI
20AQI
24AQI
42AQI
29AQI
41AQI
31AQI
39AQI
46AQI
34AQI
28AQI
24AQI
24AQI
22AQI
20AQI
16AQI
23AQI
24AQI
30AQI
29AQI
20AQI
25AQI
28AQI
40AQI
42AQI
44AQI
57AQI
52AQI
65AQI
68AQI
70AQI
78AQI
78AQI
71AQI
67AQI
71AQI
73AQI
67AQI
67AQI
59AQI
50AQI
33AQI
22AQI
25AQI
31AQI
42AQI
45AQI
53AQI
27AQI
24AQI
36AQI
19AQI
28AQI
30AQI
25AQI
35AQI
46AQI
50AQI
47AQI
55AQI
36AQI
53AQI
53AQI
34AQI
39AQI
28AQI
35AQI
49AQI
62AQI
64AQI
43AQI
26AQI
25AQI
28AQI
21AQI
46AQI
46AQI
50AQI
33AQI
25AQI
22AQI
27AQI
27AQI
33AQI
29AQI
119AQI
116AQI
102AQI
87AQI
86AQI
32AQI
34AQI
29AQI
49AQI
41AQI
98AQI
No. of days
202540AQI
Highest AQI recorded in
August98AQI
Lowest AQI recorded in
May29AQI
Most & Least Polluted Years Over the Last 1 Years
Northwest Area's annual 2025 AQI (40) shows an average percentage change of NaN% (improved AQI) compared to previous years: .