Flemalle, Region wallonne, 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
Flemalle, Region wallonne, Belgium
AQI Trends: Highest and Lowest
Same Day Analysis (11th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Aug - 13th Aug 2025
Flemalle, Region wallonne, Belgium
6 AM12th Aug 2025
9 PM
5 AM13th Aug 2025
50AQI
38AQI
56AQI
42AQI
In the last 24 hours,
Flemalle's AQI reached its highest point of 56 at 4 AM during the Night, while the lowest point, 38, was recorded at 8 AM during the Day between 12th Aug and 13th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Flemalle, Region wallonne, Belgium
20°C16/25°C
19°C14/25°C
17°C13/23°C
19°C11/26°C
21°C15/27°C
24°C16/33°C
20°C16/27°C
18°C14/22°C
17°C12/22°C
18°C12/24°C
18°C14/24°C
19°C13/27°C
20°C14/25°C
17°C14/20°C
16°C11/21°C
17°C11/22°C
16°C11/22°C
18°C12/23°C
17°C13/21°C
15°C11/18°C
17°C12/23°C
21°C17/27°C
18°C13/22°C
17°C10/23°C
19°C13/26°C
20°C15/26°C
21°C15/28°C
20°C12/27°C
22°C14/30°C
25°C16/34°C
--°C/°C
31AQI
24AQI
26AQI
26AQI
2025 Days Vs Air Quality
Flemalle, Region wallonne, Belgium
100%
75
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 225 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Flemalle, Region wallonne, Belgium
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
15AQI
33AQI
20AQI
30AQI
27AQI
28AQI
18AQI
14AQI
14AQI
14AQI
22AQI
45AQI
39AQI
40AQI
43AQI
40AQI
33AQI
31AQI
31AQI
29AQI
30AQI
27AQI
24AQI
23AQI
20AQI
20AQI
18AQI
18AQI
18AQI
17AQI
20AQI
20AQI
20AQI
32AQI
31AQI
26AQI
25AQI
20AQI
20AQI
19AQI
19AQI
24AQI
21AQI
21AQI
21AQI
22AQI
21AQI
20AQI
22AQI
22AQI
22AQI
21AQI
17AQI
16AQI
14AQI
28AQI
36AQI
37AQI
33AQI
25AQI
26AQI
26AQI
22AQI
22AQI
20AQI
20AQI
22AQI
22AQI
23AQI
24AQI
23AQI
37AQI
38AQI
42AQI
23AQI
26AQI
24AQI
27AQI
No. of days
202525AQI
Highest AQI recorded in
August27AQI
Lowest AQI recorded in
May23AQI
Most & Least Polluted Years Over the Last 1 Years
Flemalle's annual 2025 AQI (25) shows an average percentage change of NaN% (improved AQI) compared to previous years: .