Andenne, Wallonia, Belgium 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
Andenne, Wallonia, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (18th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 13 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Andenne, Wallonia, Belgium
7 AM18th Sep 2025
8 PM
6 AM19th Sep 2025
15AQI
11AQI
19AQI
14AQI
In the last 24 hours,
Andenne's AQI reached its highest point of 19 at 6 AM during the Night, while the lowest point, 11, was recorded at 11 AM during the Day between 18th Sep and 19th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Andenne, Wallonia, Belgium
18°C12/26°C
17°C11/26°C
14°C8/21°C
13°C8/19°C
15°C6/23°C
17°C8/27°C
20°C12/30°C
20°C13/28°C
17°C12/22°C
14°C10/21°C
16°C10/22°C
18°C14/22°C
18°C13/24°C
16°C10/22°C
19°C15/25°C
16°C10/23°C
15°C9/23°C
17°C11/24°C
21°C12/30°C
19°C15/26°C
14°C10/18°C
16°C10/22°C
15°C10/20°C
14°C11/20°C
14°C10/19°C
14°C8/20°C
17°C14/20°C
15°C12/18°C
14°C10/19°C
17°C12/25°C
--°C/°C
22AQI
19AQI
22AQI
19AQI
2025 Days Vs Air Quality
Andenne, Wallonia, Belgium
82%
213
18%
46
0.7%
2
Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 262 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
Andenne, Wallonia, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
29AQI
32AQI
34AQI
25AQI
27AQI
30AQI
26AQI
27AQI
35AQI
55AQI
71AQI
61AQI
61AQI
66AQI
49AQI
60AQI
52AQI
72AQI
78AQI
78AQI
52AQI
42AQI
22AQI
24AQI
24AQI
28AQI
28AQI
24AQI
21AQI
37AQI
50AQI
54AQI
82AQI
56AQI
49AQI
59AQI
43AQI
52AQI
38AQI
101AQI
48AQI
60AQI
86AQI
88AQI
77AQI
58AQI
61AQI
72AQI
71AQI
61AQI
32AQI
27AQI
25AQI
23AQI
27AQI
34AQI
24AQI
28AQI
53AQI
63AQI
53AQI
68AQI
59AQI
47AQI
35AQI
54AQI
70AQI
88AQI
83AQI
39AQI
49AQI
27AQI
45AQI
56AQI
39AQI
19AQI
28AQI
32AQI
40AQI
20AQI
15AQI
46AQI
114AQI
51AQI
65AQI
68AQI
34AQI
27AQI
25AQI
24AQI
25AQI
41AQI
39AQI
47AQI
16AQI
20AQI
20AQI
54AQI
48AQI
55AQI
40AQI
38AQI
34AQI
26AQI
18AQI
21AQI
26AQI
24AQI
42AQI
14AQI
29AQI
22AQI
36AQI
59AQI
60AQI
31AQI
32AQI
39AQI
35AQI
29AQI
31AQI
75AQI
19AQI
19AQI
17AQI
29AQI
22AQI
16AQI
14AQI
17AQI
16AQI
20AQI
31AQI
38AQI
24AQI
35AQI
40AQI
36AQI
22AQI
37AQI
27AQI
15AQI
18AQI
14AQI
18AQI
16AQI
15AQI
17AQI
16AQI
26AQI
23AQI
23AQI
25AQI
22AQI
17AQI
13AQI
13AQI
14AQI
25AQI
44AQI
29AQI
35AQI
44AQI
40AQI
30AQI
26AQI
25AQI
32AQI
34AQI
27AQI
23AQI
22AQI
20AQI
20AQI
17AQI
18AQI
17AQI
16AQI
17AQI
21AQI
23AQI
31AQI
27AQI
23AQI
20AQI
18AQI
18AQI
18AQI
19AQI
22AQI
21AQI
22AQI
23AQI
25AQI
21AQI
19AQI
23AQI
22AQI
20AQI
19AQI
15AQI
14AQI
13AQI
30AQI
31AQI
36AQI
26AQI
20AQI
21AQI
22AQI
21AQI
22AQI
20AQI
20AQI
22AQI
22AQI
23AQI
21AQI
21AQI
37AQI
27AQI
39AQI
41AQI
52AQI
55AQI
54AQI
50AQI
37AQI
25AQI
25AQI
32AQI
34AQI
23AQI
21AQI
20AQI
20AQI
27AQI
28AQI
29AQI
21AQI
17AQI
17AQI
16AQI
17AQI
16AQI
20AQI
18AQI
18AQI
19AQI
22AQI
24AQI
23AQI
19AQI
17AQI
16AQI
16AQI
15AQI
15AQI
16AQI
13AQI
42AQI
53AQI
49AQI
34AQI
25AQI
24AQI
22AQI
29AQI
18AQI
No. of days
202533AQI
Highest AQI recorded in
February53AQI
Lowest AQI recorded in
September18AQI
202428AQI
Highest AQI recorded in
November38AQI
Lowest AQI recorded in
April13AQI
202331AQI
Highest AQI recorded in
June45AQI
Lowest AQI recorded in
October14AQI
202229AQI
Highest AQI recorded in
March61AQI
Lowest AQI recorded in
November8AQI
202137AQI
Highest AQI recorded in
March48AQI
Lowest AQI recorded in
August23AQI
202034AQI
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
July24AQI
Most & Least Polluted Years Over the Last 6 Years
Andenne's annual 2025 AQI (33) shows an average percentage change of 5.7% (worsened AQI) compared to previous years: 2020 (34), 2021 (37), 2022 (29), 2023 (31), 2024 (28).