1. Europe
  2. United Kingdom
  3. England
  4. Hertfordshire

Hertfordshire

England

2026-10-04 08:00
CAQI (Europe)
Very Low
Pollutants|Pollens
PM2.5
μg/m³
6.3
PM10
μg/m³
9.1
NO2
μg/m³
13
Weather
  • ℃
  • ℉
11℃
96%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Allergy Risk
  • PM2.5
  • PM10
  • NO2
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Broxbourne District
AQI 12
Dacorum District
AQI 13
East Hertfordshire District
AQI 10
Hertsmere District
AQI 9
North Hertfordshire District
AQI 14
Saint Albans District
AQI 11
Stevenage District
AQI 14
Three Rivers District
AQI 10
Watford District
AQI 9
Welwyn Hatfield
AQI 10
Data Sources
http://www.polleninfo.orghttp://uk-air.defra.gov.uk/

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Cities Nearby

Sherrards
AQI 9
Welwyn Garden City
AQI 9
Handside
AQI 9
Welwyn West
AQI 14
Welwyn
AQI 9
Peartree
AQI 9
Hollybush
AQI 9
Hatfield Villages
AQI 9
Haldens
AQI 9
Welwyn East
AQI 9
Codicote
AQI 14