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

Cologne

North Rhine-Westphalia

2026-07-23 15:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
96.3
PM10
μg/m³
14.1
PM2.5
μg/m³
6.2
NO2
μg/m³
9.8
Weather
  • ℃
  • ℉
23℃
44%
21 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Allergy Risk
  • O3
  • PM10
  • PM2.5
  • NO2
  • Grasses
  • Mugwort
  • Alder
  • Ragweed
  • Birch
  • Olive Tree
Places included
Aachen
AQI 42
Düren
AQI 40
Euskirchen
AQI 14
Heinsberg
AQI 12
Kreisfreie Stadt Bonn
AQI 14
Kreisfreie Stadt Köln
AQI 40
Kreisfreie Stadt Leverkusen
AQI 40
Oberbergischer Kreis
AQI 14
Rhein-Erft-Kreis
AQI 42
Rhein-Sieg-Kreis
AQI 15
Rheinisch-Bergischer Kreis
AQI 15
Data Sources
https://www.luchtmeetnet.nl/http://www.polleninfo.orghttps://www.eea.europa.eu

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