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

Cologne

North Rhine-Westphalia

2026-10-23 05:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
40.8
PM10
μg/m³
7.7
PM2.5
μg/m³
4.5
NO2
μg/m³
13.6
Weather
  • ℃
  • ℉
10℃
91%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Allergy Risk
  • O3
  • PM10
  • PM2.5
  • NO2
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Aachen
AQI 23
Düren
AQI 20
Euskirchen
AQI 7
Heinsberg
AQI 6
Kreisfreie Stadt Bonn
AQI 11
Kreisfreie Stadt Köln
AQI 14
Kreisfreie Stadt Leverkusen
AQI 13
Oberbergischer Kreis
AQI 9
Rhein-Erft-Kreis
AQI 18
Rhein-Sieg-Kreis
AQI 10
Rheinisch-Bergischer Kreis
AQI 9
Data Sources
http://www.polleninfo.orghttps://www.eea.europa.eu

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