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
Düsseldorf
Viersen
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Viersen
Viersen, Düsseldorf
2025-12-29 02:00
AQI (China)
Excellent
Pollutants
|
Pollens
PM2.5
μg/m³
18
PM10
μg/m³
18.6
Alder
0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
-3℃
95%
4 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
Allergy Risk
PM2.5
PM10
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Places included
Boisheim
AQI 28
Dülken
AQI 25
Site 20997
AQI 14
Süchteln
AQI 28
Wolfskull
AQI 25
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 26
Tönisvorst
AQI 34
Mönchengladbach
AQI 25
Schwalmtal
AQI 25
Grefrath
AQI 28
Willich
AQI 25
Korschenbroich
AQI 25
Nettetal
AQI 28
Kempen
AQI 34
Niederkrüchten
AQI 28
Wegberg
AQI 25
Air Matters © 2025