Cologne Rodenkirchen, Cologne, North Rhine Westphalia, Germany 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
Cologne Rodenkirchen, Cologne, North Rhine Westphalia, Germany
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 20 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Cologne Rodenkirchen, Cologne, North Rhine Westphalia, Germany
5 AM3rd Aug 2025
9 PM
4 AM4th Aug 2025
22AQI
18AQI
22AQI
19AQI
In the last 24 hours,
Cologne Rodenkirchen's AQI reached its highest point of 22 at 9 PM during the Day, while the lowest point, 18, was recorded at 10 AM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Cologne Rodenkirchen, Cologne, North Rhine Westphalia, Germany
21°C15/29°C
16°C14/20°C
16°C13/19°C
15°C10/20°C
17°C11/24°C
20°C13/26°C
19°C16/24°C
21°C15/27°C
21°C16/28°C
19°C16/24°C
20°C15/25°C
18°C15/21°C
19°C13/27°C
22°C15/28°C
23°C17/33°C
22°C18/30°C
21°C17/26°C
19°C14/23°C
19°C14/25°C
20°C15/25°C
21°C16/27°C
21°C16/28°C
18°C15/21°C
18°C14/22°C
17°C12/23°C
18°C13/24°C
18°C14/22°C
18°C14/23°C
16°C12/21°C
18°C13/24°C
--°C/°C
26AQI
26AQI
26AQI
26AQI
2025 Days Vs Air Quality
Cologne Rodenkirchen, Cologne, North Rhine Westphalia, Germany
73%
156
26%
56
1%
3
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 216 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
Cologne Rodenkirchen, Cologne, North Rhine Westphalia, Germany
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
26AQI
30AQI
40AQI
42AQI
25AQI
25AQI
20AQI
26AQI
37AQI
59AQI
72AQI
62AQI
59AQI
75AQI
57AQI
52AQI
54AQI
68AQI
83AQI
80AQI
70AQI
59AQI
30AQI
22AQI
29AQI
24AQI
25AQI
22AQI
23AQI
32AQI
47AQI
53AQI
63AQI
73AQI
73AQI
67AQI
49AQI
68AQI
86AQI
111AQI
94AQI
50AQI
84AQI
132AQI
101AQI
48AQI
53AQI
62AQI
65AQI
71AQI
66AQI
56AQI
33AQI
25AQI
24AQI
30AQI
25AQI
33AQI
53AQI
56AQI
51AQI
51AQI
50AQI
55AQI
57AQI
58AQI
74AQI
80AQI
96AQI
73AQI
56AQI
54AQI
42AQI
58AQI
45AQI
24AQI
30AQI
52AQI
49AQI
33AQI
28AQI
35AQI
91AQI
92AQI
52AQI
63AQI
62AQI
36AQI
31AQI
31AQI
27AQI
42AQI
46AQI
45AQI
26AQI
18AQI
19AQI
38AQI
51AQI
55AQI
57AQI
37AQI
50AQI
39AQI
29AQI
37AQI
26AQI
28AQI
32AQI
24AQI
22AQI
29AQI
36AQI
54AQI
53AQI
26AQI
27AQI
39AQI
37AQI
41AQI
44AQI
61AQI
46AQI
22AQI
20AQI
28AQI
26AQI
18AQI
19AQI
21AQI
18AQI
21AQI
32AQI
40AQI
28AQI
36AQI
41AQI
41AQI
27AQI
30AQI
33AQI
23AQI
21AQI
19AQI
20AQI
23AQI
15AQI
20AQI
19AQI
31AQI
30AQI
33AQI
31AQI
41AQI
20AQI
16AQI
15AQI
17AQI
22AQI
52AQI
43AQI
38AQI
47AQI
55AQI
47AQI
29AQI
36AQI
43AQI
45AQI
29AQI
27AQI
28AQI
33AQI
24AQI
23AQI
23AQI
22AQI
21AQI
21AQI
24AQI
26AQI
34AQI
35AQI
24AQI
23AQI
19AQI
18AQI
20AQI
23AQI
30AQI
26AQI
27AQI
29AQI
37AQI
32AQI
23AQI
24AQI
28AQI
33AQI
32AQI
22AQI
17AQI
16AQI
23AQI
37AQI
33AQI
44AQI
33AQI
29AQI
29AQI
25AQI
24AQI
21AQI
20AQI
44AQI
62AQI
54AQI
36AQI
29AQI
31AQI
27AQI
22AQI
No. of days
202540AQI
Highest AQI recorded in
February62AQI
Lowest AQI recorded in
August22AQI
202428AQI
Highest AQI recorded in
November38AQI
Lowest AQI recorded in
February20AQI
202323AQI
Highest AQI recorded in
June33AQI
Lowest AQI recorded in
November17AQI
202222AQI
Highest AQI recorded in
August32AQI
Lowest AQI recorded in
November16AQI
202119AQI
Highest AQI recorded in
June26AQI
Lowest AQI recorded in
January14AQI
202020AQI
Highest AQI recorded in
April27AQI
Lowest AQI recorded in
December12AQI
Most & Least Polluted Years Over the Last 6 Years
Cologne Rodenkirchen's annual 2025 AQI (40) shows an average percentage change of 83.2% (worsened AQI) compared to previous years: 2020 (20), 2021 (19), 2022 (22), 2023 (23), 2024 (28).