Vilvoorde, Flanders, 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
Vilvoorde, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (25th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 32 of Good air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 25th Sep - 26th Sep 2026
Vilvoorde, Flanders, Belgium
7 AM25th Sep 2026
8 PM
6 AM26th Sep 2026
66AQI
22AQI
42AQI
22AQI
In the last 24 hours,
Vilvoorde's AQI reached its highest point of 66 at 10 AM during the Day, while the lowest point, 22, was recorded at 9 PM during the Night between 25th Sep and 26th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Vilvoorde, Flanders, Belgium
18°C17/20°C
18°C15/21°C
19°C17/23°C
17°C15/20°C
18°C14/22°C
18°C14/23°C
19°C17/22°C
20°C18/25°C
17°C13/22°C
18°C12/25°C
23°C19/29°C
19°C15/22°C
15°C11/18°C
15°C11/20°C
17°C14/22°C
18°C14/24°C
18°C16/20°C
19°C16/23°C
21°C17/28°C
16°C13/20°C
15°C12/20°C
15°C11/20°C
18°C15/21°C
17°C13/19°C
15°C11/20°C
16°C12/21°C
17°C12/23°C
15°C12/19°C
17°C12/24°C
18°C14/22°C
29AQI
19AQI
25AQI
22AQI
2026 Days Vs Air Quality
Vilvoorde, Flanders, Belgium
92%
243
7%
19
1%
3
Total number of days with different AQI categories in last 269 days in 2026 (96 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2026, 92% of 269 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Vilvoorde, Flanders, Belgium
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI (US)
24AQI (US)
30AQI (US)
30AQI (US)
50AQI (US)
48AQI (US)
39AQI (US)
46AQI (US)
14AQI (US)
58AQI (US)
64AQI (US)
20AQI (US)
17AQI (US)
30AQI (US)
26AQI (US)
19AQI (US)
31AQI (US)
58AQI (US)
68AQI (US)
64AQI (US)
30AQI (US)
41AQI (US)
48AQI (US)
44AQI (US)
71AQI (US)
118AQI (US)
57AQI (US)
42AQI (US)
70AQI (US)
40AQI (US)
20AQI (US)
32AQI (US)
29AQI (US)
48AQI (US)
12AQI (US)
42AQI (US)
38AQI (US)
29AQI (US)
37AQI (US)
50AQI (US)
37AQI (US)
35AQI (US)
34AQI (US)
40AQI (US)
42AQI (US)
38AQI (US)
14AQI (US)
34AQI (US)
38AQI (US)
34AQI (US)
46AQI (US)
32AQI (US)
15AQI (US)
27AQI (US)
35AQI (US)
32AQI (US)
36AQI (US)
34AQI (US)
21AQI (US)
31AQI (US)
38AQI (US)
48AQI (US)
74AQI (US)
58AQI (US)
58AQI (US)
114AQI (US)
104AQI (US)
88AQI (US)
46AQI (US)
31AQI (US)
32AQI (US)
28AQI (US)
26AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
32AQI (US)
66AQI (US)
92AQI (US)
48AQI (US)
67AQI (US)
98AQI (US)
98AQI (US)
23AQI (US)
10AQI (US)
24AQI (US)
29AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
31AQI (US)
34AQI (US)
26AQI (US)
23AQI (US)
28AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
33AQI (US)
26AQI (US)
32AQI (US)
29AQI (US)
33AQI (US)
54AQI (US)
38AQI (US)
24AQI (US)
40AQI (US)
26AQI (US)
20AQI (US)
48AQI (US)
34AQI (US)
32AQI (US)
44AQI (US)
32AQI (US)
26AQI (US)
28AQI (US)
21AQI (US)
19AQI (US)
21AQI (US)
26AQI (US)
36AQI (US)
40AQI (US)
54AQI (US)
42AQI (US)
26AQI (US)
36AQI (US)
44AQI (US)
27AQI (US)
22AQI (US)
24AQI (US)
19AQI (US)
29AQI (US)
34AQI (US)
34AQI (US)
34AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
35AQI (US)
33AQI (US)
45AQI (US)
35AQI (US)
26AQI (US)
30AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
21AQI (US)
20AQI (US)
18AQI (US)
20AQI (US)
21AQI (US)
21AQI (US)
22AQI (US)
15AQI (US)
21AQI (US)
20AQI (US)
12AQI (US)
22AQI (US)
20AQI (US)
22AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
20AQI (US)
21AQI (US)
24AQI (US)
24AQI (US)
44AQI (US)
42AQI (US)
30AQI (US)
26AQI (US)
18AQI (US)
22AQI (US)
23AQI (US)
20AQI (US)
26AQI (US)
20AQI (US)
16AQI (US)
19AQI (US)
17AQI (US)
24AQI (US)
25AQI (US)
29AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
29AQI (US)
41AQI (US)
42AQI (US)
23AQI (US)
24AQI (US)
24AQI (US)
20AQI (US)
20AQI (US)
30AQI (US)
38AQI (US)
23AQI (US)
19AQI (US)
23AQI (US)
28AQI (US)
33AQI (US)
38AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
33AQI (US)
24AQI (US)
24AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
21AQI (US)
24AQI (US)
30AQI (US)
30AQI (US)
41AQI (US)
28AQI (US)
26AQI (US)
30AQI (US)
26AQI (US)
22AQI (US)
18AQI (US)
15AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
32AQI (US)
30AQI (US)
12AQI (US)
20AQI (US)
13AQI (US)
22AQI (US)
22AQI (US)
15AQI (US)
10AQI (US)
15AQI (US)
22AQI (US)
26AQI (US)
19AQI (US)
14AQI (US)
26AQI (US)
25AQI (US)
29AQI (US)
21AQI (US)
29AQI (US)
26AQI (US)
20AQI (US)
25AQI (US)
26AQI (US)
30AQI (US)
25AQI (US)
30AQI (US)
31AQI (US)
30AQI (US)
29AQI (US)
32AQI (US)
44AQI (US)
34AQI (US)
49AQI (US)
31AQI (US)
32AQI (US)
23AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
No. of days
202632AQI (US)
Highest AQI (US) recorded in
March49AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202541AQI (US)
Highest AQI (US) recorded in
February66AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
January50AQI (US)
Lowest AQI (US) recorded in
April24AQI (US)
202324AQI (US)
Highest AQI (US) recorded in
December38AQI (US)
Lowest AQI (US) recorded in
August15AQI (US)
202240AQI (US)
Highest AQI (US) recorded in
March68AQI (US)
Lowest AQI (US) recorded in
November25AQI (US)
202133AQI (US)
Highest AQI (US) recorded in
November55AQI (US)
Lowest AQI (US) recorded in
May15AQI (US)
202039AQI (US)
Highest AQI (US) recorded in
April60AQI (US)
Lowest AQI (US) recorded in
July24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Vilvoorde's annual 2026 AQI (US) (32) shows an average percentage change of -7.1% (improved AQI (US)) compared to previous years: 2020 (39), 2021 (33), 2022 (40), 2023 (24), 2024 (37), 2025 (41).