Eupen, Wallonia, Belgium Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Eupen, Wallonia, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 19 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Eupen, Wallonia, Belgium
84%
179
16%
33
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 213 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
Eupen, Wallonia, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI
27AQI
28AQI
32AQI
24AQI
21AQI
23AQI
22AQI
27AQI
35AQI
50AQI
65AQI
61AQI
51AQI
59AQI
44AQI
55AQI
55AQI
65AQI
73AQI
69AQI
45AQI
41AQI
22AQI
23AQI
21AQI
23AQI
25AQI
24AQI
23AQI
35AQI
39AQI
47AQI
63AQI
56AQI
43AQI
58AQI
39AQI
56AQI
58AQI
80AQI
39AQI
48AQI
84AQI
84AQI
58AQI
54AQI
57AQI
63AQI
63AQI
56AQI
29AQI
27AQI
22AQI
22AQI
23AQI
27AQI
22AQI
29AQI
58AQI
50AQI
42AQI
47AQI
46AQI
41AQI
31AQI
50AQI
63AQI
66AQI
72AQI
47AQI
51AQI
45AQI
45AQI
52AQI
39AQI
27AQI
30AQI
32AQI
39AQI
22AQI
18AQI
35AQI
91AQI
44AQI
55AQI
49AQI
42AQI
36AQI
31AQI
30AQI
27AQI
36AQI
37AQI
39AQI
19AQI
22AQI
21AQI
37AQI
39AQI
46AQI
39AQI
32AQI
35AQI
24AQI
17AQI
19AQI
20AQI
21AQI
31AQI
16AQI
22AQI
21AQI
28AQI
57AQI
50AQI
29AQI
31AQI
30AQI
26AQI
29AQI
32AQI
61AQI
22AQI
20AQI
18AQI
36AQI
18AQI
15AQI
16AQI
16AQI
15AQI
16AQI
26AQI
33AQI
19AQI
32AQI
35AQI
26AQI
20AQI
25AQI
25AQI
17AQI
16AQI
14AQI
17AQI
16AQI
13AQI
18AQI
14AQI
23AQI
19AQI
24AQI
27AQI
22AQI
16AQI
13AQI
13AQI
14AQI
22AQI
41AQI
27AQI
31AQI
39AQI
37AQI
31AQI
23AQI
26AQI
31AQI
31AQI
23AQI
18AQI
16AQI
18AQI
18AQI
16AQI
18AQI
16AQI
15AQI
16AQI
18AQI
21AQI
33AQI
29AQI
21AQI
20AQI
18AQI
18AQI
18AQI
18AQI
18AQI
19AQI
20AQI
23AQI
23AQI
21AQI
19AQI
19AQI
18AQI
20AQI
19AQI
15AQI
14AQI
14AQI
19AQI
24AQI
26AQI
28AQI
24AQI
20AQI
24AQI
19AQI
38AQI
48AQI
45AQI
30AQI
23AQI
23AQI
21AQI
No. of days
202532AQI
Highest AQI recorded in
February48AQI
Lowest AQI recorded in
July21AQI
202422AQI
Highest AQI recorded in
January36AQI
Lowest AQI recorded in
July12AQI
202320AQI
Highest AQI recorded in
May35AQI
Lowest AQI recorded in
October11AQI
202224AQI
Highest AQI recorded in
January52AQI
Lowest AQI recorded in
November6AQI
202130AQI
Highest AQI recorded in
April40AQI
Lowest AQI recorded in
July13AQI
202020AQI
Highest AQI recorded in
March40AQI
Lowest AQI recorded in
July10AQI
Most & Least Polluted Years Over the Last 6 Years
Eupen's annual 2025 AQI (32) shows an average percentage change of 42.4% (worsened AQI) compared to previous years: 2020 (20), 2021 (30), 2022 (24), 2023 (20), 2024 (22).
