Diest, Flanders, Belgium Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Diest, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 21 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Jun - 2nd Jun 2026
Diest, Flanders, Belgium
5 AM1st Jun 2026
9 PM
4 AM2nd Jun 2026
38AQI
12AQI
23AQI
14AQI
In the last 24 hours,
Diest's AQI reached its highest point of 38 at 1 PM during the Day, while the lowest point, 12, was recorded at 9 PM during the Day between 1st Jun and 2nd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Diest, Flanders, Belgium
14°C11/18°C
11°C10/12°C
9°C7/13°C
11°C7/16°C
13°C10/17°C
14°C9/20°C
13°C9/18°C
8°C5/13°C
8°C3/12°C
9°C5/13°C
8°C5/11°C
7°C2/11°C
8°C2/13°C
11°C6/15°C
11°C8/15°C
10°C6/14°C
15°C11/18°C
15°C9/21°C
18°C11/25°C
22°C15/29°C
21°C15/27°C
21°C14/28°C
22°C14/29°C
20°C15/25°C
19°C11/25°C
23°C17/30°C
21°C16/27°C
19°C15/22°C
17°C12/22°C
17°C13/22°C
46AQI
30AQI
37AQI
34AQI
2026 Days Vs Air Quality
Diest, Flanders, Belgium
75%
112
22%
33
3%
5
Total number of days with different AQI categories in last 153 days in 2026 (212 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2026, 75% of 153 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
Diest, Flanders, Belgium
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI (US)
18AQI (US)
24AQI (US)
23AQI (US)
41AQI (US)
39AQI (US)
36AQI (US)
44AQI (US)
12AQI (US)
52AQI (US)
64AQI (US)
19AQI (US)
14AQI (US)
26AQI (US)
21AQI (US)
12AQI (US)
27AQI (US)
52AQI (US)
57AQI (US)
57AQI (US)
30AQI (US)
46AQI (US)
49AQI (US)
41AQI (US)
76AQI (US)
119AQI (US)
60AQI (US)
39AQI (US)
65AQI (US)
37AQI (US)
17AQI (US)
31AQI (US)
31AQI (US)
47AQI (US)
13AQI (US)
46AQI (US)
39AQI (US)
24AQI (US)
54AQI (US)
68AQI (US)
51AQI (US)
28AQI (US)
34AQI (US)
53AQI (US)
61AQI (US)
50AQI (US)
20AQI (US)
28AQI (US)
42AQI (US)
36AQI (US)
66AQI (US)
31AQI (US)
12AQI (US)
32AQI (US)
46AQI (US)
22AQI (US)
57AQI (US)
47AQI (US)
14AQI (US)
30AQI (US)
39AQI (US)
56AQI (US)
92AQI (US)
69AQI (US)
66AQI (US)
127AQI (US)
124AQI (US)
96AQI (US)
57AQI (US)
43AQI (US)
23AQI (US)
28AQI (US)
39AQI (US)
44AQI (US)
24AQI (US)
27AQI (US)
38AQI (US)
79AQI (US)
98AQI (US)
54AQI (US)
72AQI (US)
105AQI (US)
109AQI (US)
25AQI (US)
10AQI (US)
34AQI (US)
37AQI (US)
26AQI (US)
23AQI (US)
30AQI (US)
41AQI (US)
55AQI (US)
37AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
31AQI (US)
27AQI (US)
40AQI (US)
22AQI (US)
35AQI (US)
29AQI (US)
42AQI (US)
72AQI (US)
48AQI (US)
31AQI (US)
53AQI (US)
26AQI (US)
21AQI (US)
61AQI (US)
39AQI (US)
35AQI (US)
48AQI (US)
38AQI (US)
25AQI (US)
28AQI (US)
19AQI (US)
17AQI (US)
21AQI (US)
28AQI (US)
46AQI (US)
47AQI (US)
65AQI (US)
56AQI (US)
30AQI (US)
50AQI (US)
61AQI (US)
30AQI (US)
21AQI (US)
28AQI (US)
22AQI (US)
33AQI (US)
34AQI (US)
34AQI (US)
34AQI (US)
29AQI (US)
31AQI (US)
26AQI (US)
35AQI (US)
30AQI (US)
44AQI (US)
35AQI (US)
26AQI (US)
38AQI (US)
27AQI (US)
42AQI (US)
53AQI (US)
32AQI (US)
22AQI (US)
21AQI (US)
40AQI (US)
39AQI (US)
56AQI (US)
36AQI (US)
36AQI (US)
22AQI (US)
No. of days
202641AQI (US)
Highest AQI (US) recorded in
March56AQI (US)
Lowest AQI (US) recorded in
June22AQI (US)
202538AQI (US)
Highest AQI (US) recorded in
February62AQI (US)
Lowest AQI (US) recorded in
September21AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
January46AQI (US)
Lowest AQI (US) recorded in
April23AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
June48AQI (US)
Lowest AQI (US) recorded in
November27AQI (US)
202240AQI (US)
Highest AQI (US) recorded in
March68AQI (US)
Lowest AQI (US) recorded in
November22AQI (US)
202146AQI (US)
Highest AQI (US) recorded in
March57AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202041AQI (US)
Highest AQI (US) recorded in
March59AQI (US)
Lowest AQI (US) recorded in
July28AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Diest's annual 2026 AQI (US) (41) shows an average percentage change of 3.5% (worsened AQI (US)) compared to previous years: 2020 (41), 2021 (46), 2022 (40), 2023 (37), 2024 (37), 2025 (38).