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  6. Holwell

Holwell

Holwell, North Hertfordshire District

2026-06-24 00:00
AQI (China)
Excellent
Pollutants|Pollens
PM2.5
μg/m³
9
Weather
  • ℃
  • ℉
21℃
86%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Allergy Risk
  • PM2.5
  • Grasses
  • Mugwort
  • Olive Tree
  • Alder
  • Ragweed
  • Birch
Data Sources
http://www.polleninfo.orghttp://uk-air.defra.gov.uk/

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