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  2. Netherlands
  3. South Holland
  4. Leiden

Leiden

South Holland

2024-11-22 15:00
AQI (Netherlands)
Moderate
Pollutants|Pollens
O3
μg/m³
75.2
PM10
μg/m³
15.9
PM2.5
μg/m³
2.1
NO2
μg/m³
1.1
Weather
  • ℃
  • ℉
6℃
82%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (Netherlands)
  • Allergy Risk
  • O3
  • PM10
  • PM2.5
  • NO2
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Leiden
AQI 5
Data Sources
https://www.luchtmeetnet.nl/

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