Air Quality in Heerlen, Netherlands

Clear
13.4°C · 49.7% humidity
13.4°
Feels 13.4°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
7 8pm
7
7
37 11pm
21
15
11 2am
15
13
11 5am
30
29
28 8am
8
8
8 11am
7
7
7 2pm
0
0
0 5pm
7
7
Station readings
8
12
12
34
CAMS model adj -27
34
34
34
34
27
27
27
34
34
34
54
54
54
34
34
34
34
34
34
27
27
27
34
34
AD 728×90

Air Quality Index Trend

48h · 3 stn

Heerlen'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.

49.7%
Humidity
15.4 km/h
Wind SW
1014.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
37
8.89 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Heerlen?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations
PM2.58.89 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (9 stations within 25 km)
8.89
Median
7.22
Average
3.0
Low
9.4
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -1.8

What is the 7-day forecast for Heerlen?

07-21
28.4° 14.5°
0.19 mm
07-22
28.1° 13.4°
07-23
20.2° 18.4°
0.5 mm
07-24
24.0° 14.9°
2.06 mm
07-25
31.0° 9.7°
0.13 mm
07-26
30.6° 12.5°
4.44 mm
07-27
28.9° 18.0°
0.06 mm
Both models agree Avg diff: 3.7°C

Where are air quality stations near Heerlen?

55
Looierstraat, Heerlen
0.9 km PM2.5: 14.0 µg/m³
55
Aachen Wilhelmstraße, Germany
14.7 km PM2.5: 14.0 µg/m³
29
Aachen Wilhelmstraße, Germany
14.7 km PM2.5: 7.0 µg/m³
12
netherlands-catsop-michiel-de-ruyterstraat
15.9 km PM2.5: 3.0 µg/m³
12
Aachen-Burtscheid, Germany
16.4 km PM2.5: 2.9 µg/m³
21
Maastricht-A2-Philipsweg
19.0 km PM2.5: 5.0 µg/m³ PM10: 13.0 µg/m³
34
A2 Nassaulaan, Maastricht
19.2 km PM2.5: 8.2 µg/m³
11
Hoge Fronten, Maastricht
21.7 km PM2.5: 2.6 µg/m³
53
Hoge Fronten, Maastricht
21.7 km PM2.5: 13.1 µg/m³
25
Eijsden-Trichterweg
22.5 km PM2.5: 6.0 µg/m³ PM10: 15.0 µg/m³

What cities are near Heerlen?

33 Hoensbroek 34 Kerkrade 34 Brunssum 34 Herzogenrath 34 Übach-Palenberg 35 Alsdorf 32 Würselen 34 Geilenkirchen 32 Aachen 37 Geleen
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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 2026-07-21T21:38 UTC.