Leuven, Flanders, Belgium Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Leuven, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (31st October):
On this day, AQI across the 1 years varied significantly: 2026 ranks 1st highest AQI at 32 of Good air quality on the same day.
Day & Night AQI Trend: 30th Sep - 1st Oct 2026
Leuven, Flanders, Belgium
7 AM30th Sep 2026
7 PM
6 AM1st Oct 2026
32AQI
21AQI
29AQI
21AQI
In the last 24 hours,
Leuven's AQI reached its highest point of 32 at 7 AM during the Day, while the lowest point, 21, was recorded at 1 AM during the Night between 30th Sep and 1st Oct 2026.
Day & Night AQI Trend : Sep - Oct 2026
Leuven, Flanders, Belgium
18°C13/23°C
19°C17/22°C
21°C18/26°C
17°C13/22°C
18°C11/25°C
23°C18/29°C
19°C16/23°C
15°C11/18°C
15°C10/20°C
16°C13/21°C
18°C13/23°C
18°C16/21°C
19°C16/23°C
21°C16/29°C
16°C13/20°C
15°C12/20°C
15°C10/20°C
18°C15/22°C
17°C13/19°C
15°C11/21°C
15°C11/21°C
17°C12/23°C
15°C11/19°C
17°C11/24°C
18°C14/23°C
18°C13/25°C
18°C16/22°C
21°C17/29°C
21°C19/27°C
19°C16/22°C
32AQI
22AQI
28AQI
23AQI
2026 Days Vs Air Quality
Leuven, Flanders, Belgium
86%
231
13%
34
2%
5
Total number of days with different AQI categories in last 274 days in 2026 (91 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 274 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
Leuven, Flanders, Belgium
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI (US)
21AQI (US)
29AQI (US)
25AQI (US)
41AQI (US)
44AQI (US)
34AQI (US)
41AQI (US)
11AQI (US)
52AQI (US)
63AQI (US)
17AQI (US)
12AQI (US)
26AQI (US)
20AQI (US)
14AQI (US)
25AQI (US)
53AQI (US)
62AQI (US)
59AQI (US)
29AQI (US)
39AQI (US)
49AQI (US)
43AQI (US)
72AQI (US)
118AQI (US)
53AQI (US)
40AQI (US)
66AQI (US)
36AQI (US)
18AQI (US)
31AQI (US)
30AQI (US)
46AQI (US)
12AQI (US)
42AQI (US)
41AQI (US)
31AQI (US)
51AQI (US)
64AQI (US)
49AQI (US)
28AQI (US)
34AQI (US)
54AQI (US)
58AQI (US)
46AQI (US)
17AQI (US)
28AQI (US)
41AQI (US)
37AQI (US)
64AQI (US)
30AQI (US)
11AQI (US)
26AQI (US)
45AQI (US)
21AQI (US)
56AQI (US)
46AQI (US)
14AQI (US)
28AQI (US)
37AQI (US)
54AQI (US)
86AQI (US)
65AQI (US)
63AQI (US)
122AQI (US)
120AQI (US)
94AQI (US)
55AQI (US)
39AQI (US)
22AQI (US)
26AQI (US)
35AQI (US)
43AQI (US)
23AQI (US)
28AQI (US)
37AQI (US)
76AQI (US)
96AQI (US)
53AQI (US)
70AQI (US)
102AQI (US)
105AQI (US)
24AQI (US)
10AQI (US)
33AQI (US)
37AQI (US)
26AQI (US)
24AQI (US)
29AQI (US)
41AQI (US)
55AQI (US)
36AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
31AQI (US)
26AQI (US)
40AQI (US)
26AQI (US)
35AQI (US)
29AQI (US)
42AQI (US)
71AQI (US)
46AQI (US)
30AQI (US)
53AQI (US)
26AQI (US)
21AQI (US)
61AQI (US)
38AQI (US)
35AQI (US)
49AQI (US)
36AQI (US)
25AQI (US)
28AQI (US)
18AQI (US)
16AQI (US)
18AQI (US)
28AQI (US)
46AQI (US)
46AQI (US)
64AQI (US)
55AQI (US)
30AQI (US)
49AQI (US)
61AQI (US)
31AQI (US)
20AQI (US)
28AQI (US)
21AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
34AQI (US)
29AQI (US)
30AQI (US)
26AQI (US)
35AQI (US)
30AQI (US)
45AQI (US)
35AQI (US)
27AQI (US)
37AQI (US)
27AQI (US)
40AQI (US)
51AQI (US)
29AQI (US)
22AQI (US)
20AQI (US)
23AQI (US)
18AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
23AQI (US)
20AQI (US)
21AQI (US)
19AQI (US)
18AQI (US)
27AQI (US)
20AQI (US)
28AQI (US)
37AQI (US)
23AQI (US)
21AQI (US)
30AQI (US)
32AQI (US)
28AQI (US)
32AQI (US)
31AQI (US)
39AQI (US)
57AQI (US)
56AQI (US)
50AQI (US)
29AQI (US)
17AQI (US)
22AQI (US)
24AQI (US)
19AQI (US)
24AQI (US)
19AQI (US)
16AQI (US)
17AQI (US)
12AQI (US)
26AQI (US)
27AQI (US)
35AQI (US)
33AQI (US)
26AQI (US)
28AQI (US)
38AQI (US)
28AQI (US)
31AQI (US)
43AQI (US)
44AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
17AQI (US)
28AQI (US)
39AQI (US)
22AQI (US)
19AQI (US)
26AQI (US)
27AQI (US)
34AQI (US)
40AQI (US)
22AQI (US)
27AQI (US)
25AQI (US)
31AQI (US)
22AQI (US)
23AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
22AQI (US)
28AQI (US)
28AQI (US)
40AQI (US)
31AQI (US)
32AQI (US)
32AQI (US)
27AQI (US)
22AQI (US)
17AQI (US)
19AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
37AQI (US)
35AQI (US)
31AQI (US)
14AQI (US)
20AQI (US)
15AQI (US)
23AQI (US)
22AQI (US)
15AQI (US)
14AQI (US)
16AQI (US)
22AQI (US)
24AQI (US)
15AQI (US)
13AQI (US)
24AQI (US)
30AQI (US)
33AQI (US)
23AQI (US)
32AQI (US)
27AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
27AQI (US)
28AQI (US)
29AQI (US)
29AQI (US)
30AQI (US)
29AQI (US)
29AQI (US)
37AQI (US)
38AQI (US)
41AQI (US)
46AQI (US)
25AQI (US)
40AQI (US)
38AQI (US)
54AQI (US)
35AQI (US)
36AQI (US)
27AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
March54AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
202534AQI (US)
Highest AQI (US) recorded in
October45AQI (US)
Lowest AQI (US) recorded in
September20AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Leuven's annual 2026 AQI (US) (34) shows an average percentage change of 0% (No Change AQI (US)) compared to previous years: 2025 (34).