Air Quality in Liège, Belgium

Overcast
11.3°C · 93.3% humidity
11.3°
Feels 11.3°
62
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
12 stations

Nearby Monitoring Stations

AQI Forecast
27 8pm
27
27
62 11pm
59
52
47 2am
63
61
59 5am
57
56
56 8am
35
35
35 11am
34
34
34 2pm
54
54
54 5pm
54
54
AD 728×90

Air Quality Index Trend

49h · 14 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. Current PM2.5 concentration in Liège is 1.2× the WHO 24-hour guideline of 15 µg/m³.

93.3%
Humidity
24.1 km/h
Wind SSW
1010.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
62
17.54 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Liège?

Temperature & Precipitation

PM2.5 Trend

49h · 14 stations
PM2.517.54 µg/m³ ×1.2 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (12 stations within 25 km)
17.54
Median
15.73
Average
8.2
Low
22.1
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -7.5

What is the 7-day forecast for Liège?

05-29
19.7° 11.0°
05-30
16.4° 11.3°
4.0 mm
05-31
24.6° 9.4°
2.44 mm
06-01
23.8° 12.7°
0.19 mm
06-02
25.9° 15.8°
5.44 mm
06-03
16.9° 13.3°
0.25 mm
06-04
28.3° 18.2°
0.44 mm
Both models agree Avg diff: 4.4°C

Where are air quality stations near Liège?

66
liege (av m destenay)
0.6 km PM2.5: 19.0 µg/m³ PM10: 48.0 µg/m³
23
Liege
0.9 km PM2.5: 5.5 µg/m³
57
Liege
0.9 km PM2.5: 15.0 µg/m³
95
Liege
0.9 km PM2.5: 33.0 µg/m³
63
Liege (issep), Belgium
2.3 km PM2.5: 17.8 µg/m³
17
Jemeppe-sur-meuse, Belgium
3.9 km PM2.5: 4.1 µg/m³
60
Angleur, Belgium
3.9 km PM2.5: 16.4 µg/m³
5
Herstal, Belgium
5.1 km PM2.5: 1.2 µg/m³
59
liege (aéroport 1)
7.2 km PM2.5: 15.7 µg/m³ PM10: 47.0 µg/m³
72
liége (aéroport 2)
10.7 km PM2.5: 22.0 µg/m³ PM10: 54.0 µg/m³

What cities are near Liège?

56 Saint-Nicolas 60 Grivegnée 59 Ans 55 Herstal 59 Seraing 59 Chaudfontaine 58 Fléron 59 Flémalle-Haute 58 Oupeye 58 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 2026-05-29T21:38 UTC.