Toggle navigation
Places
CAQI (Europe)
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
Chorweiler
Köln-Chorweiler
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Köln-Chorweiler
Chorweiler, Kreisfreie Stadt Köln
2026-07-23 17:00
CAQI (Europe)
Low
Pollutants
|
Pollens
O3
μg/m³
95
PM10
μg/m³
14
PM2.5
μg/m³
7
NO2
μg/m³
9
Grasses
6.0
Mugwort
3.0
Alder
0
Ragweed
0
Birch
0
Olive Tree
0
Weather
℃
℃
℉
22℃
45%
15 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
O3
PM10
PM2.5
NO2
Grasses
Mugwort
Alder
Ragweed
Birch
Olive Tree
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
Pulheim
AQI 14
Monheim am Rhein
AQI 14
Dormagen
AQI 14
Leverkusen
AQI 40
Cologne
AQI 40
Langenfeld
AQI 14
Leichlingen
AQI 11
Frechen
AQI 14
Rommerskirchen
AQI 16
Hürth
AQI 42
Odenthal
AQI 14
Air Matters © 2026