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
Düsseldorf
Viersen
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Viersen
Viersen, Düsseldorf
2026-03-08 02:00
CAQI (Europe)
Medium
Pollutants
|
Pollens
PM2.5
μg/m³
47.2
PM10
μg/m³
54.1
Alder
12.0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
5℃
90%
6 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
PM2.5
PM10
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Places included
Boisheim
AQI 69
Dülken
AQI 67
Site 20997
AQI 44
Süchteln
AQI 69
Wolfskull
AQI 67
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
Viersen
AQI 68
Tönisvorst
AQI 70
Mönchengladbach
AQI 67
Schwalmtal
AQI 67
Grefrath
AQI 69
Willich
AQI 65
Korschenbroich
AQI 67
Nettetal
AQI 69
Kempen
AQI 70
Niederkrüchten
AQI 69
Wegberg
AQI 67
Air Matters © 2026