1. Europe
  2. Germany
  3. North Rhine-Westphalia
  4. Cologne

Cologne

North Rhine-Westphalia

2025-12-29 10:00
AQI (China)
Excellent
Pollutants|Pollens
PM2.5
μg/m³
20.9
PM10
μg/m³
22.4
NO2
μg/m³
34.7
O3
μg/m³
7.3
Weather
  • ℃
  • ℉
0℃
93%
2 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Allergy Risk
  • PM2.5
  • PM10
  • NO2
  • O3
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Aachen
AQI 19
Düren
AQI 24
Euskirchen
AQI 19
Heinsberg
AQI 34
Kreisfreie Stadt Bonn
AQI 37
Kreisfreie Stadt Köln
AQI 28
Kreisfreie Stadt Leverkusen
AQI 49
Oberbergischer Kreis
AQI 16
Rhein-Erft-Kreis
AQI 25
Rhein-Sieg-Kreis
AQI 36
Rheinisch-Bergischer Kreis
AQI 47
Data Sources
http://www.polleninfo.orghttps://www.eea.europa.euhttps://www.luchtmeetnet.nl/

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