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  3. South Holland
  4. Katwijk

Katwijk

South Holland

2025-12-11 01:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
39
PM2.5
μg/m³
5.2
Weather
  • ℃
  • ℉
9℃
94%
23 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Allergy Risk
  • PM10
  • PM2.5
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Katwijk aan Zee
AQI 39
Rijnsburg
AQI 39
Data Sources
http://www.polleninfo.orghttps://www.luchtmeetnet.nl/

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Cities Nearby

Katwijk aan Zee
AQI 39
Rijnsburg
AQI 39
Oegstgeest
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Noordwijk
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Wassenaar
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Leiden
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Sassenheim
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Voorschoten
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Noordwijkerhout
AQI 39
Leiderdorp
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Zoeterwoude-Rijndijk
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