1. Europe
  2. United Kingdom
  3. England
  4. Hertfordshire
  5. Watford District
  6. Callowland

Callowland

Watford District, Hertfordshire

2026-04-30 07:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
18
PM2.5
μg/m³
7
Weather
  • ℃
  • ℉
13℃
59%
22 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Allergy Risk
  • PM10
  • PM2.5
  • Birch
  • Grasses
  • Alder
  • Ragweed
  • Mugwort
  • Olive Tree
Data Sources
http://www.polleninfo.orghttp://uk-air.defra.gov.uk/

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