Air Quality in Sint-Pieters-Leeuw, Belgium

Clear
15.7°C · 40.2% humidity
15.7°
Feels 15.7°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
25 11pm
19
26
20 2am
42
43
44 5am
44
45
25 8am
45
26
46 11am
46
46
46 2pm
46
46
46 5pm
46
46
26 8pm
26
19
Station readings
25
19
CAMS model adj -8
27
27
34
34
54
54
54
54
54
34
54
34
54
54
54
54
54
54
54
54
54
34
34
27
AD 728×90

Air Quality Index Trend

19h · 7 stn

Sint-Pieters-Leeuw'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.

40.2%
Humidity
20.5 km/h
Wind SE
1014.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.93 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Sint-Pieters-Leeuw?

Temperature & Precipitation

PM2.5 Trend

19h · 7 stations
PM2.54.93 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (9 stations within 25 km)
4.93
Median
4.54
Average
1.99
Low
7.7
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.2

What is the 7-day forecast for Sint-Pieters-Leeuw?

07-22
27.3° 15.7°
07-23
21.1° 18.3°
0.06 mm
07-24
22.5° 15.7°
8.0 mm
07-25
32.5° 11.3°
07-26
32.5° 14.0°
07-27
28.6° 19.8°
07-28
24.7° 16.4°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Sint-Pieters-Leeuw?

12
Ukkel, Belgium
8.3 km PM2.5: 2.9 µg/m³
65
Brussels
11.0 km PM2.5: 18.8 µg/m³
9
brussel (regentlaan)
11.2 km PM2.5: 2.1 µg/m³ PM10: 10.0 µg/m³
–
belgium-woluwe-saint-lambert-sint-lambrechts-woluwe-avenue-marie-josé-marie-josélaan
14.0 km 26.0°C 47.0% RH PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³
12
Voorhaven (haren), Belgium
15.2 km PM2.5: 2.9 µg/m³
26
Neder-over-heembeek, Belgium
16.6 km PM2.5: 6.2 µg/m³
53
Neder-over-heembeek, Belgium
16.6 km PM2.5: 13.1 µg/m³
–
rixensart
18.8 km PM2.5: 0.0 µg/m³ PM10: 1.0 µg/m³
13
Vilvoorde, Belgium
22.6 km PM2.5: 3.1 µg/m³
17
Steenokkerzeel, Belgium
24.0 km PM2.5: 4.1 µg/m³

What cities are near Sint-Pieters-Leeuw?

23 Beersel 21 Halle 28 Uccle 20 Forest 21 Dilbeek 17 Anderlecht 23 Sint-Genesius-Rode 16 Saint-Gilles 18 Molenbeek-Saint-Jean 21 Berchem-Sainte-Agathe
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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 2026-07-22T00:06 UTC.