Air Quality in Liège, Belgium

Clear
14.2°C · 46.7% humidity
14.2°
Feels 14.2°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
31 9pm
31
37
36 12am
33
30
35 3am
34
33
33 6am
32
52
32 9am
31
31
31 12pm
31
31
31 3pm
31
31
31 6pm
31
31
Station readings
37
33
CAMS model adj -3
34
34
27
27
27
27
34
34
34
34
34
54
34
34
34
34
34
34
34
34
34
34
34
34
AD 728×90

Air Quality Index Trend

8h · 1 stn

Liège'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.

46.7%
Humidity
27.2 km/h
Wind S
1014.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
36
8.57 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Liège?

Temperature & Precipitation

PM2.5 Trend

8h · 1 station
PM2.58.57 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (9 stations within 25 km)
8.57
Median
6.94
Average
1.55
Low
13.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -2.3

What is the 7-day forecast for Liège?

07-21
27.7° 13.8°
0.19 mm
07-22
26.9° 14.2°
07-23
20.3° 17.7°
0.19 mm
07-24
23.2° 15.1°
2.38 mm
07-25
30.5° 9.5°
0.19 mm
07-26
32.2° 12.5°
0.06 mm
07-27
27.7° 18.0°
Both models agree Avg diff: 3.4°C

Where are air quality stations near Liège?

27
liege (av m destenay)
0.6 km PM2.5: 6.5 µg/m³ PM10: 14.0 µg/m³
55
Liege
0.9 km PM2.5: 14.0 µg/m³
50
Liege
0.9 km PM2.5: 12.0 µg/m³
36
Liege
0.9 km PM2.5: 8.6 µg/m³
59
Liege
0.9 km PM2.5: 15.9 µg/m³
73
Liege
0.9 km PM2.5: 22.6 µg/m³
46
Liege
0.9 km PM2.5: 11.0 µg/m³
9
Liege (issep), Belgium
2.3 km PM2.5: 2.2 µg/m³
7
Jemeppe-sur-meuse, Belgium
3.9 km PM2.5: 1.7 µg/m³
25
Angleur, Belgium
3.9 km PM2.5: 6.0 µg/m³

What cities are near Liège?

26 Saint-Nicolas 39 Grivegnée 26 Ans 52 Herstal 26 Seraing 35 Chaudfontaine 39 Fléron 20 Flémalle-Haute 36 Oupeye 36 Soumagne
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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 2026-07-21T22:58 UTC.