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  3. South Holland
  4. Leiden

Leiden

Leiden, South Holland

2025-12-10 17:00
AQI (India)
Good
Pollutants|Pollens
PM10
μg/m³
30
PM2.5
μg/m³
2.7
Weather
  • ℃
  • ℉
12℃
90%
14 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Allergy Risk
  • PM10
  • PM2.5
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Site 25031
AQI 26
Site 66272
AQI 5
Site 72464
AQI 21
Site 72856
AQI 34
Site 72915
AQI 40
Site 81839
AQI 13
Site 82032
AQI 14
Site 88291
AQI 21
Data Sources
http://www.polleninfo.orghttps://www.luchtmeetnet.nl/

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