Nettetal, 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!
September Air Quality Analysis
Nettetal, North Rhine Westphalia, Germany
AQI Trends: Highest and Lowest
Same Day Analysis (15th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 15 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Nettetal, North Rhine Westphalia, Germany
6 AM16th Sep 2025
8 PM
5 AM17th Sep 2025
23AQI
20AQI
22AQI
20AQI
In the last 24 hours,
Nettetal's AQI reached its highest point of 23 at 12 PM during the Day, while the lowest point, 20, was recorded at 5 AM during the Night between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Nettetal, North Rhine Westphalia, Germany
21°C15/28°C
22°C15/30°C
19°C12/26°C
18°C11/26°C
15°C10/19°C
15°C10/19°C
16°C9/23°C
17°C9/25°C
21°C12/30°C
20°C14/26°C
19°C14/26°C
18°C12/26°C
18°C12/23°C
20°C16/25°C
19°C15/24°C
18°C14/23°C
20°C17/24°C
19°C15/24°C
16°C12/22°C
18°C12/24°C
21°C14/28°C
20°C16/26°C
14°C10/15°C
15°C11/22°C
16°C12/19°C
14°C12/19°C
15°C12/19°C
15°C10/20°C
18°C15/21°C
15°C12/18°C
--°C/°C
23AQI
21AQI
23AQI
20AQI
2025 Days Vs Air Quality
Nettetal, North Rhine Westphalia, Germany
75%
194
24%
62
0.7%
2
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2025, 75% of 260 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
Nettetal, North Rhine Westphalia, Germany
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
30AQI
29AQI
45AQI
38AQI
25AQI
25AQI
22AQI
24AQI
39AQI
68AQI
67AQI
54AQI
60AQI
70AQI
55AQI
60AQI
66AQI
78AQI
83AQI
82AQI
71AQI
57AQI
34AQI
24AQI
28AQI
28AQI
27AQI
23AQI
26AQI
40AQI
57AQI
56AQI
74AQI
81AQI
65AQI
65AQI
55AQI
69AQI
84AQI
113AQI
92AQI
56AQI
100AQI
120AQI
90AQI
54AQI
59AQI
68AQI
66AQI
72AQI
58AQI
54AQI
39AQI
26AQI
29AQI
37AQI
29AQI
33AQI
42AQI
58AQI
62AQI
72AQI
82AQI
70AQI
57AQI
61AQI
78AQI
91AQI
94AQI
57AQI
42AQI
30AQI
37AQI
53AQI
35AQI
29AQI
37AQI
55AQI
57AQI
41AQI
31AQI
47AQI
97AQI
76AQI
48AQI
76AQI
56AQI
34AQI
30AQI
31AQI
29AQI
47AQI
52AQI
50AQI
24AQI
19AQI
30AQI
50AQI
44AQI
53AQI
63AQI
41AQI
49AQI
41AQI
29AQI
30AQI
25AQI
31AQI
55AQI
39AQI
34AQI
42AQI
41AQI
53AQI
56AQI
33AQI
31AQI
45AQI
45AQI
48AQI
48AQI
59AQI
32AQI
21AQI
21AQI
29AQI
27AQI
22AQI
23AQI
22AQI
19AQI
25AQI
35AQI
39AQI
30AQI
36AQI
38AQI
35AQI
29AQI
35AQI
35AQI
23AQI
23AQI
23AQI
24AQI
24AQI
17AQI
23AQI
23AQI
40AQI
36AQI
36AQI
29AQI
31AQI
21AQI
17AQI
15AQI
18AQI
23AQI
48AQI
44AQI
41AQI
44AQI
52AQI
44AQI
33AQI
34AQI
37AQI
40AQI
32AQI
28AQI
29AQI
29AQI
24AQI
22AQI
23AQI
22AQI
22AQI
19AQI
22AQI
26AQI
34AQI
35AQI
26AQI
22AQI
19AQI
18AQI
19AQI
21AQI
25AQI
23AQI
23AQI
25AQI
33AQI
34AQI
27AQI
26AQI
28AQI
32AQI
33AQI
25AQI
19AQI
18AQI
21AQI
28AQI
29AQI
34AQI
28AQI
28AQI
29AQI
25AQI
24AQI
21AQI
21AQI
23AQI
23AQI
24AQI
27AQI
28AQI
40AQI
38AQI
41AQI
43AQI
54AQI
58AQI
53AQI
49AQI
38AQI
26AQI
27AQI
30AQI
30AQI
23AQI
21AQI
20AQI
21AQI
27AQI
31AQI
33AQI
25AQI
20AQI
18AQI
18AQI
18AQI
17AQI
18AQI
19AQI
20AQI
21AQI
24AQI
23AQI
24AQI
20AQI
18AQI
17AQI
16AQI
15AQI
45AQI
64AQI
56AQI
40AQI
30AQI
31AQI
26AQI
31AQI
19AQI
No. of days
202539AQI
Highest AQI recorded in
February64AQI
Lowest AQI recorded in
September19AQI
202437AQI
Highest AQI recorded in
May45AQI
Lowest AQI recorded in
February28AQI
202329AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
January15AQI
202217AQI
Highest AQI recorded in
March26AQI
Lowest AQI recorded in
February10AQI
202117AQI
Highest AQI recorded in
June20AQI
Lowest AQI recorded in
May13AQI
202018AQI
Highest AQI recorded in
March28AQI
Lowest AQI recorded in
December13AQI
Most & Least Polluted Years Over the Last 6 Years
Nettetal's annual 2025 AQI (39) shows an average percentage change of 83.1% (worsened AQI) compared to previous years: 2020 (18), 2021 (17), 2022 (17), 2023 (29), 2024 (37).