Toggle navigation
Places
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Europe
Germany
North Rhine-Westphalia
Cologne
Rhein-Erft-Kreis
Kerpen
Buir
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Buir
Kerpen, Rhein-Erft-Kreis
2026-01-21 17:00
AQI (US)
Moderate
Pollutants
|
Pollens
PM2.5
μg/m³
18.3
PM10
μg/m³
27.3
Alder
0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
3℃
80%
9 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
PM2.5
PM10
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Places included
Site 14316
AQI 61
Site 4084
AQI 68
Data Sources
https://www.eea.europa.eu
http://www.polleninfo.org
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Merzenich
AQI 68
Nörvenich
AQI 68
Kerpen
AQI 70
Niederzier
AQI 68
Elsdorf
AQI 68
Düren
AQI 68
Bergheim
AQI 65
Vettweiß
AQI 68
Kreuzau
AQI 68
Bedburg
AQI 69
Erftstadt
AQI 72
Air Matters © 2026