Herentals, Flanders, Belgium Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Herentals, Flanders, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (15th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 15th Mar - 16th Mar 2026
Herentals, Flanders, Belgium
7 AM15th Mar 2026
6 PM
6 AM16th Mar 2026
64AQI
16AQI
50AQI
12AQI
In the last 24 hours,
Herentals's AQI reached its highest point of 64 at 8 AM during the Day, while the lowest point, 12, was recorded at 5 AM during the Night between 15th Mar and 16th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Herentals, Flanders, Belgium
1°C-1/5°C
5°C2/7°C
4°C2/7°C
2°C0/5°C
2°C1/3°C
5°C1/8°C
9°C7/12°C
11°C10/11°C
10°C8/12°C
11°C9/13°C
13°C9/18°C
13°C10/17°C
13°C10/16°C
9°C6/11°C
8°C3/12°C
10°C6/16°C
11°C7/17°C
11°C7/17°C
12°C7/18°C
13°C9/19°C
12°C8/17°C
12°C8/18°C
13°C8/18°C
12°C9/15°C
9°C6/12°C
8°C4/13°C
8°C6/10°C
6°C3/9°C
6°C2/11°C
8°C5/11°C
51AQI
36AQI
49AQI
44AQI
2026 Days Vs Air Quality
Herentals, Flanders, Belgium
62%
46
34%
25
4%
3
Total number of days with different AQI categories in last 76 days in 2026 (289 days remaining)
Under WHO’s Safe Air Quality Limits: 62%
Health Risk Level:
Moderate
In 2026, 62% of 76 days were within WHO’s safe air quality limits, and 38% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Herentals, Flanders, Belgium
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI (US)
17AQI (US)
24AQI (US)
22AQI (US)
39AQI (US)
34AQI (US)
35AQI (US)
44AQI (US)
16AQI (US)
56AQI (US)
58AQI (US)
23AQI (US)
19AQI (US)
31AQI (US)
25AQI (US)
13AQI (US)
26AQI (US)
56AQI (US)
58AQI (US)
60AQI (US)
33AQI (US)
66AQI (US)
58AQI (US)
59AQI (US)
91AQI (US)
116AQI (US)
63AQI (US)
50AQI (US)
68AQI (US)
57AQI (US)
28AQI (US)
25AQI (US)
54AQI (US)
71AQI (US)
14AQI (US)
60AQI (US)
42AQI (US)
23AQI (US)
50AQI (US)
61AQI (US)
47AQI (US)
26AQI (US)
30AQI (US)
44AQI (US)
56AQI (US)
48AQI (US)
22AQI (US)
22AQI (US)
39AQI (US)
32AQI (US)
61AQI (US)
30AQI (US)
14AQI (US)
33AQI (US)
43AQI (US)
20AQI (US)
57AQI (US)
46AQI (US)
14AQI (US)
25AQI (US)
35AQI (US)
57AQI (US)
85AQI (US)
66AQI (US)
64AQI (US)
120AQI (US)
118AQI (US)
96AQI (US)
57AQI (US)
38AQI (US)
27AQI (US)
25AQI (US)
36AQI (US)
42AQI (US)
44.45161290322581AQI (US)
38.714285714285715AQI (US)
59.4AQI (US)
No. of days
202645.310810810810814AQI (US)
Highest AQI (US) recorded in
March59.4AQI (US)
Lowest AQI (US) recorded in
February38.714285714285715AQI (US)
202539.23013698630137AQI (US)
Highest AQI (US) recorded in
February66.25AQI (US)
Lowest AQI (US) recorded in
September21.6AQI (US)
202436.72950819672131AQI (US)
Highest AQI (US) recorded in
January45.96774193548387AQI (US)
Lowest AQI (US) recorded in
April23.6AQI (US)
202335.83766233766234AQI (US)
Highest AQI (US) recorded in
May45.483870967741936AQI (US)
Lowest AQI (US) recorded in
July25.70967741935484AQI (US)
202240.435483870967744AQI (US)
Highest AQI (US) recorded in
March68.03225806451613AQI (US)
Lowest AQI (US) recorded in
November24AQI (US)
202145.44198895027624AQI (US)
Highest AQI (US) recorded in
March55.266666666666666AQI (US)
Lowest AQI (US) recorded in
May34.29032258064516AQI (US)
202041.049056603773586AQI (US)
Highest AQI (US) recorded in
November57.333333333333336AQI (US)
Lowest AQI (US) recorded in
July25.774193548387096AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Herentals's annual 2026 AQI (US) (45.310810810810814) shows an average percentage change of 14.5% (worsened AQI (US)) compared to previous years: 2020 (41.049056603773586), 2021 (45.44198895027624), 2022 (40.435483870967744), 2023 (35.83766233766234), 2024 (36.72950819672131), 2025 (39.23013698630137).