Brussels, Brussels Capital Region, Belgium 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
Brussels, Brussels Capital Region, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (31st August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 49 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Brussels, Brussels Capital Region, Belgium
73%
154
25%
53
2%
4
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% 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
Brussels, Brussels Capital Region, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI
29AQI
34AQI
48AQI
27AQI
21AQI
21AQI
25AQI
30AQI
46AQI
70AQI
75AQI
66AQI
67AQI
91AQI
53AQI
61AQI
53AQI
82AQI
76AQI
81AQI
60AQI
51AQI
23AQI
27AQI
24AQI
26AQI
26AQI
23AQI
21AQI
40AQI
52AQI
58AQI
86AQI
61AQI
57AQI
63AQI
48AQI
54AQI
32AQI
120AQI
69AQI
67AQI
87AQI
103AQI
84AQI
53AQI
66AQI
74AQI
82AQI
67AQI
44AQI
30AQI
32AQI
22AQI
35AQI
32AQI
23AQI
31AQI
40AQI
59AQI
76AQI
99AQI
85AQI
74AQI
53AQI
62AQI
76AQI
110AQI
91AQI
33AQI
42AQI
29AQI
37AQI
43AQI
41AQI
35AQI
46AQI
58AQI
56AQI
29AQI
17AQI
59AQI
115AQI
54AQI
62AQI
66AQI
31AQI
27AQI
33AQI
31AQI
35AQI
45AQI
52AQI
45AQI
18AQI
33AQI
47AQI
49AQI
48AQI
55AQI
54AQI
41AQI
30AQI
28AQI
19AQI
30AQI
38AQI
27AQI
42AQI
23AQI
39AQI
27AQI
56AQI
48AQI
53AQI
42AQI
49AQI
49AQI
44AQI
43AQI
53AQI
64AQI
24AQI
27AQI
27AQI
35AQI
33AQI
27AQI
23AQI
22AQI
25AQI
36AQI
42AQI
41AQI
28AQI
33AQI
37AQI
41AQI
30AQI
40AQI
29AQI
21AQI
25AQI
20AQI
26AQI
22AQI
18AQI
24AQI
22AQI
33AQI
28AQI
26AQI
27AQI
20AQI
18AQI
17AQI
15AQI
15AQI
35AQI
51AQI
37AQI
42AQI
53AQI
45AQI
32AQI
33AQI
33AQI
36AQI
35AQI
34AQI
32AQI
30AQI
25AQI
25AQI
22AQI
23AQI
23AQI
18AQI
18AQI
25AQI
32AQI
37AQI
30AQI
26AQI
22AQI
19AQI
19AQI
20AQI
25AQI
26AQI
24AQI
24AQI
27AQI
36AQI
27AQI
26AQI
22AQI
23AQI
26AQI
25AQI
19AQI
18AQI
17AQI
22AQI
29AQI
31AQI
26AQI
24AQI
25AQI
26AQI
46AQI
58AQI
56AQI
40AQI
31AQI
29AQI
25AQI
No. of days
202541AQI
Highest AQI recorded in
February58AQI
Lowest AQI recorded in
July25AQI
202440AQI
Highest AQI recorded in
November48AQI
Lowest AQI recorded in
April28AQI
202340AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
November31AQI
202245AQI
Highest AQI recorded in
August91AQI
Lowest AQI recorded in
November32AQI
202145AQI
Highest AQI recorded in
November55AQI
Lowest AQI recorded in
May35AQI
202042AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
October31AQI
Most & Least Polluted Years Over the Last 6 Years
Brussels's annual 2025 AQI (41) shows an average percentage change of -3.7% (improved AQI) compared to previous years: 2020 (42), 2021 (45), 2022 (45), 2023 (40), 2024 (40).
