Wielsbeke, Harelbeke, 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
Wielsbeke, Harelbeke, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (5th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 46 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Wielsbeke, Harelbeke, Flanders, Belgium
7 AM5th Oct 2025
7 PM
6 AM6th Oct 2025
56AQI
40AQI
48AQI
42AQI
In the last 24 hours,
Wielsbeke's AQI reached its highest point of 56 at 3 PM during the Day, while the lowest point, 40, was recorded at 8 AM during the Day between 5th Oct and 6th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Wielsbeke, Harelbeke, Flanders, Belgium
19°C13/26°C
22°C14/33°C
20°C15/24°C
17°C13/23°C
17°C13/23°C
16°C13/18°C
15°C12/20°C
15°C12/20°C
15°C10/21°C
17°C15/20°C
16°C14/20°C
16°C13/22°C
19°C16/25°C
21°C15/29°C
20°C17/23°C
14°C11/16°C
13°C10/17°C
14°C10/18°C
13°C10/17°C
11°C9/13°C
13°C10/17°C
14°C9/19°C
14°C9/20°C
14°C10/20°C
14°C11/19°C
14°C10/20°C
15°C12/19°C
12°C11/14°C
15°C12/15°C
13°C12/15°C
--°C/°C
36AQI
29AQI
33AQI
30AQI
2025 Days Vs Air Quality
Wielsbeke, Harelbeke, Flanders, Belgium
70%
194
27%
76
3%
8
Total number of days with different AQI categories in last 279 days in 2025 (86 days remaining)
Under WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2025, 70% of 279 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
Wielsbeke, Harelbeke, Flanders, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
29AQI
32AQI
56AQI
30AQI
23AQI
23AQI
36AQI
33AQI
61AQI
99AQI
77AQI
86AQI
97AQI
92AQI
75AQI
76AQI
70AQI
91AQI
99AQI
89AQI
87AQI
60AQI
30AQI
36AQI
29AQI
23AQI
25AQI
30AQI
33AQI
48AQI
67AQI
81AQI
101AQI
70AQI
72AQI
71AQI
56AQI
65AQI
39AQI
142AQI
98AQI
86AQI
93AQI
121AQI
100AQI
70AQI
76AQI
83AQI
91AQI
76AQI
59AQI
47AQI
45AQI
29AQI
52AQI
37AQI
27AQI
44AQI
49AQI
73AQI
108AQI
118AQI
112AQI
88AQI
60AQI
73AQI
91AQI
131AQI
90AQI
40AQI
37AQI
32AQI
43AQI
50AQI
46AQI
44AQI
53AQI
60AQI
60AQI
40AQI
32AQI
80AQI
126AQI
65AQI
72AQI
61AQI
37AQI
41AQI
37AQI
42AQI
43AQI
57AQI
62AQI
54AQI
24AQI
37AQI
54AQI
59AQI
47AQI
60AQI
71AQI
50AQI
31AQI
43AQI
24AQI
40AQI
48AQI
40AQI
52AQI
46AQI
47AQI
29AQI
62AQI
59AQI
65AQI
56AQI
64AQI
64AQI
57AQI
56AQI
67AQI
63AQI
22AQI
24AQI
22AQI
33AQI
40AQI
31AQI
27AQI
27AQI
37AQI
47AQI
49AQI
45AQI
33AQI
39AQI
41AQI
44AQI
33AQI
48AQI
31AQI
23AQI
31AQI
22AQI
30AQI
22AQI
21AQI
30AQI
23AQI
31AQI
32AQI
26AQI
26AQI
20AQI
17AQI
20AQI
17AQI
17AQI
51AQI
56AQI
38AQI
51AQI
58AQI
47AQI
32AQI
37AQI
36AQI
40AQI
42AQI
46AQI
36AQI
36AQI
26AQI
30AQI
24AQI
25AQI
28AQI
22AQI
20AQI
31AQI
42AQI
47AQI
35AQI
26AQI
24AQI
19AQI
21AQI
23AQI
29AQI
31AQI
32AQI
30AQI
32AQI
45AQI
33AQI
29AQI
31AQI
33AQI
36AQI
27AQI
19AQI
18AQI
18AQI
33AQI
34AQI
44AQI
28AQI
26AQI
34AQI
31AQI
26AQI
23AQI
20AQI
21AQI
24AQI
21AQI
25AQI
27AQI
29AQI
38AQI
33AQI
46AQI
47AQI
56AQI
57AQI
41AQI
50AQI
33AQI
25AQI
27AQI
29AQI
25AQI
20AQI
20AQI
20AQI
23AQI
30AQI
28AQI
28AQI
22AQI
20AQI
19AQI
20AQI
18AQI
18AQI
18AQI
19AQI
19AQI
20AQI
22AQI
21AQI
23AQI
21AQI
19AQI
16AQI
17AQI
24AQI
28AQI
24AQI
22AQI
23AQI
30AQI
21AQI
18AQI
16AQI
15AQI
26AQI
54AQI
73AQI
44AQI
51AQI
35AQI
74AQI
71AQI
55AQI
48AQI
46AQI
55AQI
71AQI
66AQI
50AQI
35AQI
33AQI
30AQI
30AQI
26AQI
59AQI
No. of days
202544AQI
Highest AQI recorded in
February71AQI
Lowest AQI recorded in
September26AQI
202440AQI
Highest AQI recorded in
January53AQI
Lowest AQI recorded in
April21AQI
202342AQI
Highest AQI recorded in
May52AQI
Lowest AQI recorded in
July29AQI
202248AQI
Highest AQI recorded in
March82AQI
Lowest AQI recorded in
November28AQI
202153AQI
Highest AQI recorded in
March63AQI
Lowest AQI recorded in
August38AQI
202047AQI
Highest AQI recorded in
April68AQI
Lowest AQI recorded in
July29AQI
Most & Least Polluted Years Over the Last 6 Years
Wielsbeke's annual 2025 AQI (44) shows an average percentage change of -3.1% (improved AQI) compared to previous years: 2020 (47), 2021 (53), 2022 (48), 2023 (42), 2024 (40).