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  2. United Kingdom
  3. England
  4. Hertfordshire
  5. North Hertfordshire District

North Hertfordshire District

Hertfordshire

2026-03-11 03:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
4
PM10
μg/m³
10
Weather
  • ℃
  • ℉
9℃
93%
27 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Allergy Risk
  • PM2.5
  • PM10
  • Alder
  • Ragweed
  • Mugwort
  • Birch
  • Olive Tree
  • Grasses
Places included
Arbury
AQI 23
Ashwell
AQI 23
Baldock East
AQI 23
Baldock Town
AQI 23
Barkway
AQI 37
Barley
AQI 37
Bygrave
AQI 23
Cadwell
AQI 23
Caldecote
AQI 23
Chesfield
AQI 23
Clothall
AQI 23
Codicote
AQI 23
Ermine
AQI 34
Graveley
AQI 23
Hexton
AQI 23
Hinxworth
AQI 23
Hitchin Bearton
AQI 23
Hitchin Highbury
AQI 23
Hitchin Oughton
AQI 23
Hitchin Priory
AQI 23
Hitchin Walsworth
AQI 23
Hitchwood, Offa and Hoo
AQI 23
Holwell
AQI 23
Ickleford
AQI 23
Kelshall
AQI 23
Kimpton
AQI 23
King's Walden
AQI 23
Knebworth
AQI 23
Langley
AQI 23
Letchworth East
AQI 23
Letchworth Grange
AQI 23
Letchworth South East
AQI 23
Letchworth South West
AQI 23
Letchworth Wilbury
AQI 23
Lilley
AQI 23
Newnham
AQI 23
Nuthampstead
AQI 49
Offley
AQI 23
Pirton
AQI 23
Preston
AQI 23
Radwell
AQI 23
Reed
AQI 34
Royston
AQI 34
Royston Heath
AQI 34
Royston Meridian
AQI 34
Royston Palace
AQI 34
Rushden
AQI 23
Saint Ippolyts
AQI 23
Saint Paul's Walden
AQI 23
Sandon
AQI 23
Therfield
AQI 34
Wallington
AQI 23
Weston
AQI 23
Weston and Sandon
AQI 23
Wymondley
AQI 23
Data Sources
http://uk-air.defra.gov.uk/http://www.polleninfo.org

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Cities Nearby

Letchworth South East
AQI 23
Letchworth South West
AQI 23
Hitchin Walsworth
AQI 23
Chesfield
AQI 23
Letchworth East
AQI 23
Weston
AQI 23
Letchworth Wilbury
AQI 23
Baldock Town
AQI 23
Hitchin Bearton
AQI 23
Woodfield
AQI 23
Hitchin Highbury
AQI 23