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
Horrem
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Horrem
Kerpen, Rhein-Erft-Kreis
2026-07-12 15:00
AQI (US)
Good
Pollutants
|
Pollens
PM2.5
μg/m³
5
PM10
μg/m³
10
Grasses
9.0
Mugwort
3.0
Alder
0
Ragweed
0
Birch
0
Olive Tree
0
Weather
℃
℃
℉
32℃
37%
20 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
PM2.5
PM10
Grasses
Mugwort
Alder
Ragweed
Birch
Olive Tree
Places included
Site 2860
AQI 36
Data Sources
http://www.polleninfo.org
https://www.eea.europa.eu
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
Kerpen
AQI 28
Bergheim
AQI 28
Frechen
AQI 28
Elsdorf
AQI 25
Pulheim
AQI 28
Nörvenich
AQI 28
Hürth
AQI 46
Bedburg
AQI 17
Erftstadt
AQI 28
Rommerskirchen
AQI 23
Merzenich
AQI 28
Air Matters © 2026