1. Europe
  2. United Kingdom
  3. England
  4. Hertfordshire
  5. Welwyn Hatfield

Welwyn Hatfield

Hertfordshire

2026-05-03 07:00
CAQI (Europe)
Very Low
Pollutants|Pollens
PM2.5
μg/m³
12.2
PM10
μg/m³
17
Weather
  • ℃
  • ℉
13℃
85%
11 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Allergy Risk
  • PM2.5
  • PM10
  • Grasses
  • Olive Tree
  • Alder
  • Birch
  • Ragweed
  • Mugwort
Places included
Ayot St. Lawrence
AQI 22
Ayot St. Peter
AQI 22
Brookmans Park and Little Heath
AQI 20
Essendon
AQI 20
Haldens
AQI 20
Handside
AQI 20
Hatfield
AQI 20
Hatfield Central
AQI 20
Hatfield East
AQI 20
Hatfield South West
AQI 20
Hatfield Villages
AQI 20
Hollybush
AQI 20
Howlands
AQI 20
North Mymms
AQI 20
Northaw and Cuffley
AQI 20
Panshanger
AQI 20
Peartree
AQI 20
Sherrards
AQI 20
Welham Green and Hatfield South
AQI 20
Welwyn
AQI 20
Welwyn East
AQI 20
Welwyn Garden City
AQI 20
Welwyn West
AQI 22
Woolmer Green
AQI 22
Data Sources
http://www.polleninfo.orghttp://uk-air.defra.gov.uk/

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Cities Nearby

Hatfield South West
AQI 20
Hatfield
AQI 20
Welham Green and Hatfield South
AQI 20
Hatfield East
AQI 20
Hatfield Central
AQI 20
Brookmans Park and Little Heath
AQI 20
Brookmans Park
AQI 20
Hatfield Villages
AQI 20
Hollybush
AQI 20
Potters Bar Furzefield
AQI 20
Marshalswick East & Jersey Farm
AQI 20