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Grefrath
CAQI (Europe)
AQC (Australia)
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AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
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Grefrath
Viersen, Düsseldorf
2026-04-23 05:00
CAQI (Europe)
Very Low
Pollutants
|
Pollens
PM2.5
μg/m³
9.1
PM10
μg/m³
14.4
Birch
9.0
Grasses
3.0
Alder
0
Ragweed
0
Mugwort
0
Olive Tree
0
Weather
℃
℃
℉
9℃
75%
4 kph
1 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
PM2.5
PM10
Birch
Grasses
Alder
Ragweed
Mugwort
Olive Tree
Places included
Site 26516
AQI 6
Site 68533
AQI 13
Data Sources
https://www.eea.europa.eu
http://www.polleninfo.org
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