Air Quality in Koersel, Belgium
Clear
13.5°C · 48.9% humidity
13.5°
Feels 13.5°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations
Nearby Monitoring Stations
Koersel's air quality — share it
AQI Forecast
Calibrated
8
9pm
8
18
18
12am
15
13
39
3am
38
37
36
6am
16
16
35
9am
15
35
15
12pm
35
35
15
3pm
15
15
15
6pm
15
8
Station readings
18
CAMS model
adj -19
27
27
27
27
27
27
54
54
54
54
34
34
54
34
54
34
54
54
34
34
34
34
34
27
Air Quality Index Trend
3h · 4 stnKoersel's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.
48.9%
Humidity
3.8 km/h
Wind SSW
1014.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.34 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Koersel?
Temperature & Precipitation
PM2.5 Trend
3h · 4 stationsPM2.54.34 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (5 stations within 25 km)
4.34
Median
4.86
Average
1.9
Low
8.4
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.9
What is the 7-day forecast for Koersel?
07-21
26.7° 14.3°
0.13 mm
07-22
27.2° 13.5°
07-23
21.2° 18.4°
0.31 mm
07-24
23.2° 14.8°
4.13 mm
07-25
31.1° 10.3°
07-26
31.7° 13.0°
0.13 mm
07-27
28.9° 19.7°
Both models agree
Avg diff: 3.5°C
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T22:37 UTC.