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
Kreisfreie Stadt Köln
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Kreisfreie Stadt Köln
Cologne
2025-03-16 16:00
AQI (US)
Moderate
Pollutants
|
Pollens
PM2.5
μg/m³
13.4
O3
μg/m³
86.7
PM10
μg/m³
15.2
NO2
μg/m³
7
Alder
9.0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
9℃
45%
15 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
PM2.5
O3
PM10
NO2
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Places included
Cologne
AQI 59
Data Sources
http://www.polleninfo.org
http://www.umweltbundesamt.de/
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 59
Hürth
AQI 61
Frechen
AQI 61
Wesseling
AQI 60
Pulheim
AQI 55
Leverkusen
AQI 55
Brühl
AQI 61
Bergisch Gladbach
AQI 59
Niederkassel
AQI 59
Odenthal
AQI 55
Rösrath
AQI 60
Air Matters © 2025