Cor, Omaha, Nebraska, 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
Cor, Omaha, Nebraska, United States
AQI Trends: Highest and Lowest
Same Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 39 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Cor, Omaha, Nebraska, United States
6 AM6th Aug 2025
8 PM
5 AM7th Aug 2025
46AQI
15AQI
55AQI
49AQI
In the last 24 hours,
Cor's AQI reached its highest point of 55 at 11 PM during the Night, while the lowest point, 15, was recorded at 2 PM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Cor, Omaha, Nebraska, United States
--°C/°C
27°C20/36°C
29°C19/38°C
24°C20/27°C
24°C19/28°C
24°C15/33°C
28°C18/38°C
28°C20/37°C
25°C18/31°C
21°C15/26°C
25°C18/33°C
29°C22/35°C
27°C23/32°C
28°C23/36°C
28°C21/37°C
31°C24/39°C
26°C21/34°C
26°C23/31°C
28°C23/36°C
31°C22/40°C
31°C23/40°C
32°C24/41°C
24°C20/28°C
23°C20/28°C
21°C15/29°C
20°C13/26°C
20°C15/25°C
21°C15/28°C
24°C17/32°C
27°C20/36°C
29°C22/37°C
40AQI
39AQI
42AQI
42AQI
2025 Days Vs Air Quality
Cor, Omaha, Nebraska, United States
87%
190
12%
27
0.4%
1
Total number of days with different AQI categories in last 220 days in 2025 (145 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 220 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
Cor, Omaha, Nebraska, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI
26AQI
36AQI
23AQI
22AQI
22AQI
28AQI
42AQI
51AQI
27AQI
38AQI
30AQI
24AQI
28AQI
34AQI
25AQI
34AQI
24AQI
26AQI
28AQI
26AQI
27AQI
30AQI
31AQI
25AQI
25AQI
25AQI
25AQI
26AQI
48AQI
38AQI
34AQI
30AQI
30AQI
23AQI
28AQI
29AQI
27AQI
27AQI
34AQI
39AQI
32AQI
29AQI
36AQI
38AQI
49AQI
29AQI
31AQI
23AQI
23AQI
35AQI
51AQI
52AQI
47AQI
26AQI
26AQI
25AQI
24AQI
26AQI
25AQI
27AQI
56AQI
39AQI
35AQI
23AQI
26AQI
27AQI
27AQI
27AQI
24AQI
36AQI
49AQI
68AQI
29AQI
17AQI
22AQI
36AQI
29AQI
20AQI
20AQI
25AQI
20AQI
23AQI
26AQI
29AQI
42AQI
34AQI
35AQI
33AQI
34AQI
38AQI
31AQI
21AQI
33AQI
28AQI
33AQI
24AQI
26AQI
42AQI
26AQI
34AQI
56AQI
52AQI
31AQI
19AQI
21AQI
31AQI
45AQI
25AQI
32AQI
36AQI
34AQI
45AQI
32AQI
20AQI
22AQI
27AQI
44AQI
25AQI
28AQI
25AQI
25AQI
22AQI
34AQI
32AQI
28AQI
34AQI
35AQI
42AQI
38AQI
42AQI
37AQI
40AQI
41AQI
48AQI
45AQI
19AQI
25AQI
22AQI
17AQI
15AQI
17AQI
25AQI
24AQI
28AQI
30AQI
25AQI
32AQI
30AQI
33AQI
30AQI
69AQI
47AQI
58AQI
65AQI
62AQI
54AQI
52AQI
75AQI
64AQI
59AQI
53AQI
56AQI
53AQI
39AQI
35AQI
40AQI
24AQI
24AQI
30AQI
31AQI
40AQI
43AQI
51AQI
25AQI
21AQI
19AQI
18AQI
20AQI
19AQI
27AQI
31AQI
28AQI
39AQI
53AQI
48AQI
40AQI
49AQI
27AQI
22AQI
26AQI
25AQI
49AQI
64AQI
61AQI
42AQI
28AQI
21AQI
24AQI
40AQI
33AQI
27AQI
20AQI
41AQI
22AQI
28AQI
18AQI
22AQI
33AQI
28AQI
23AQI
61AQI
132AQI
95AQI
77AQI
55AQI
48AQI
39AQI
30AQI
32AQI
31AQI
32AQI
30AQI
42AQI
35AQI
74AQI
No. of days
202534AQI
Highest AQI recorded in
August74AQI
Lowest AQI recorded in
January30AQI
202435AQI
Highest AQI recorded in
July44AQI
Lowest AQI recorded in
November23AQI
202338AQI
Highest AQI recorded in
September51AQI
Lowest AQI recorded in
February27AQI
202233AQI
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
November26AQI
202136AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
November27AQI
202035AQI
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
May24AQI
Most & Least Polluted Years Over the Last 6 Years
Cor's annual 2025 AQI (34) shows an average percentage change of -2.8% (improved AQI) compared to previous years: 2020 (35), 2021 (36), 2022 (33), 2023 (38), 2024 (35).