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  2. Germany
  3. North Rhine-Westphalia
  4. Düsseldorf
  5. Viersen
  6. Grefrath

Grefrath

Viersen, Düsseldorf

2026-03-05 03:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
25.6
PM10
μg/m³
32.1
Weather
  • ℃
  • ℉
5℃
87%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Allergy Risk
  • PM2.5
  • PM10
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Site 26516
AQI 28
Site 68533
AQI 60
Data Sources
http://www.polleninfo.orghttps://www.eea.europa.eu

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