Toggle navigation
Places
AQI (China)
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
Mülheim
Köln Clevischer Ring
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Köln Clevischer Ring
Mülheim, Kreisfreie Stadt Köln
2025-01-11 03:00
AQI (China)
Excellent
Pollutants
|
Pollens
PM2.5
μg/m³
25.3
PM10
μg/m³
29.1
NO2
μg/m³
32.2
Alder
0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
0℃
90%
7 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
Allergy Risk
PM2.5
PM10
NO2
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Data Sources
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
Cologne
AQI 34
Bergisch Gladbach
AQI 37
Leverkusen
AQI 37
Odenthal
AQI 37
Hürth
AQI 29
Rösrath
AQI 33
Frechen
AQI 29
Pulheim
AQI 34
Wesseling
AQI 29
Leichlingen
AQI 37
Burscheid
AQI 37
Air Matters © 2025