Roeselare, Flanders, 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
Roeselare, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 23 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Roeselare, Flanders, Belgium
5 AM1st Aug 2025
9 PM
4 AM2nd Aug 2025
32AQI
19AQI
23AQI
19AQI
In the last 24 hours,
Roeselare's AQI reached its highest point of 32 at 9 AM during the Day, while the lowest point, 19, was recorded at 2 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Roeselare, Flanders, Belgium
18°C12/22°C
19°C11/26°C
18°C14/24°C
17°C15/20°C
15°C12/18°C
15°C12/19°C
18°C11/24°C
20°C14/26°C
20°C14/26°C
20°C15/25°C
20°C15/26°C
21°C15/26°C
18°C12/23°C
18°C14/23°C
20°C13/27°C
23°C16/30°C
24°C17/33°C
19°C15/24°C
17°C14/21°C
19°C14/24°C
18°C13/23°C
18°C14/22°C
20°C15/24°C
20°C15/26°C
18°C14/22°C
18°C14/22°C
18°C14/23°C
18°C14/23°C
19°C15/24°C
18°C14/22°C
--°C/°C
36AQI
29AQI
33AQI
31AQI
2025 Days Vs Air Quality
Roeselare, Flanders, Belgium
61%
130
34%
73
5%
10
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 61%
Health Risk Level:
Moderate
In 2025, 61% of 214 days were within WHO’s safe air quality limits, and 39% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Roeselare, Flanders, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
25AQI
31AQI
55AQI
31AQI
22AQI
23AQI
37AQI
33AQI
60AQI
100AQI
70AQI
93AQI
98AQI
87AQI
84AQI
85AQI
72AQI
92AQI
106AQI
89AQI
93AQI
60AQI
29AQI
38AQI
34AQI
23AQI
25AQI
29AQI
34AQI
49AQI
71AQI
87AQI
114AQI
73AQI
74AQI
72AQI
58AQI
67AQI
41AQI
142AQI
106AQI
83AQI
91AQI
122AQI
98AQI
71AQI
78AQI
86AQI
95AQI
77AQI
61AQI
48AQI
43AQI
26AQI
55AQI
36AQI
27AQI
44AQI
50AQI
79AQI
114AQI
126AQI
121AQI
92AQI
64AQI
74AQI
96AQI
138AQI
89AQI
42AQI
37AQI
32AQI
42AQI
50AQI
44AQI
45AQI
60AQI
69AQI
63AQI
43AQI
35AQI
83AQI
124AQI
66AQI
72AQI
61AQI
37AQI
38AQI
37AQI
47AQI
48AQI
59AQI
67AQI
56AQI
28AQI
43AQI
56AQI
59AQI
46AQI
61AQI
78AQI
51AQI
33AQI
48AQI
23AQI
41AQI
54AQI
43AQI
56AQI
55AQI
46AQI
32AQI
63AQI
61AQI
67AQI
57AQI
69AQI
68AQI
61AQI
63AQI
73AQI
61AQI
23AQI
25AQI
23AQI
35AQI
42AQI
36AQI
33AQI
32AQI
42AQI
53AQI
51AQI
46AQI
35AQI
39AQI
43AQI
46AQI
36AQI
51AQI
32AQI
25AQI
31AQI
20AQI
30AQI
21AQI
23AQI
31AQI
24AQI
31AQI
36AQI
28AQI
28AQI
21AQI
19AQI
20AQI
16AQI
19AQI
48AQI
52AQI
41AQI
53AQI
58AQI
47AQI
34AQI
37AQI
39AQI
43AQI
46AQI
49AQI
39AQI
37AQI
26AQI
30AQI
24AQI
25AQI
28AQI
18AQI
22AQI
38AQI
51AQI
48AQI
32AQI
26AQI
22AQI
18AQI
25AQI
24AQI
31AQI
34AQI
38AQI
32AQI
37AQI
54AQI
31AQI
28AQI
40AQI
39AQI
42AQI
28AQI
19AQI
18AQI
21AQI
39AQI
36AQI
48AQI
30AQI
27AQI
38AQI
36AQI
28AQI
23AQI
56AQI
73AQI
68AQI
53AQI
37AQI
34AQI
33AQI
23AQI
No. of days
202550AQI
Highest AQI recorded in
February73AQI
Lowest AQI recorded in
August23AQI
202440AQI
Highest AQI recorded in
January48AQI
Lowest AQI recorded in
April25AQI
202334AQI
Highest AQI recorded in
December41AQI
Lowest AQI recorded in
August26AQI
202247AQI
Highest AQI recorded in
March84AQI
Lowest AQI recorded in
November27AQI
202149AQI
Highest AQI recorded in
March61AQI
Lowest AQI recorded in
August34AQI
202044AQI
Highest AQI recorded in
April65AQI
Lowest AQI recorded in
July29AQI
Most & Least Polluted Years Over the Last 6 Years
Roeselare's annual 2025 AQI (50) shows an average percentage change of 19.7% (worsened AQI) compared to previous years: 2020 (44), 2021 (49), 2022 (47), 2023 (34), 2024 (40).