Pollen count and allergy info for Hertford
Hertford pollen and allergy report • 19:00, Jul 17
Index
High
Tree
None
Grass
High
Weed
Moderate
25°
12 km/h
39%Daily allergy forecast
Hertford pollen count forecast
Today  13 km/h 26°13° 57% | Saturday 18 km/h 23°14° 54% | Sunday 16 km/h23°12° 49% |
Air pollutants
Air quality in Hertford today
AQI⁺
Air quality index
54*AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
10.8*µg/m³
Learn more about pollen in Hertford
Download our Air Quality App
Where is the highest pollen level in England?
- Abingdon3
- Andover3
- Arnold3
- Ashford3
- Ashton in Makerfield3
- Ashton-under-Lyne3
- Aston Clinton3
- Aylesford3
- Bamford3
- Banstead3
- Barbican3
- Barkham3
- Barking3
- Barnack3
- Barnsbury3
- Barnstaple3
- Bartley Green3
- Basford3
- Basingstoke3
- Bath3
- Battersea3
- Beckenham3
- Becontree3
- Bedford3
- Bellingham3
- Belsize Park3
- Belvedere3
- Bexhill3
- Bexleyheath3
- Birchington-on-Sea3
- Birkenhead3
- Blaby3
- Blackburn3
- Blackpool3
- Bolton3
- Bolton-le-Sands3
- Borehamwood3
- Brackley3
- Brading3
- Bray3
- Bredbury3
- Bridgwater3
- Brighton3
- Bristol3
- Broadwater3
- Bromley3
- Bungay3
- Burton upon Trent3
- Burwell3
- Bury3
- Caddington3
- Camberley3
- Camberwell3
- Camden Town3
- Carlisle3
- Carnforth3
- Carrington3
- Carshalton3
- Castle Donington3
- Castleford3
- Charlton Mackrell3
- Cheam3
- Chelsea3
- Chester3
- Chislehurst3
- Chorley3
- Clerkenwell3
- Clubmoor3
- Cobham3
- Collier Row3
- Coulsdon3
- Cowfold3
- Cowley3
- Cranbrook3
- Crowborough3
- Dagenham3
- Denton Holme3
- Devizes3
- Ditton Hill3
- Dodworth3
- Doncaster3
- Dorking3
- Dunstable3
- Ealing3
- East Boldon3
- East Ham3
- Eccles3
- Elland3
- Ellesmere Port3
- Elm Park3
- Ely3
- Erith3
- Eton Wick3
- Exeter3
- Fallowfield3
- Falmouth3
- Fareham3
- Farnham Common3
- Frodsham3
- Fulbourn3
- Fulford3
- Gosport3
- Grange-over-Sands3
- Great Marton3
- Great Wakering3
- Hammersmith3
- Hanslope3
- Harlington3
- Harold Wood3
- Harrow3
- Harston3
- Hartlepool3
- Haydock3
- Haywards Heath3
- Heage3
- Heaton Chapel3
- Heavitree3
- Hebburn3
- Helsby3
- Hendon3
- Henley-on-Thames3
- Hereford3
- Hertford3
- High Wycombe3
- Hitchin3
- Honiton3
- Hoole3
- Houghton Regis3
- Hounslow3
- Hull3
- Ilford3
- Impington3
- Ince3
- Isfield3
- Isleworth3
- Iver Heath3
- Kendal3
- Kidderminster3
- Kimberley3
- Kimpton3
- King's Lynn3
- Kingston upon Thames3
- Knutsford3
- Lambeth3
- Lamesley3
- Lancaster3
- Larkfield3
- Leatherhead3
- Leigh3
- Leominster3
- Letchworth Garden City3
- Lightwater3
- London3
- Loughborough3
- Lower Broadheath3
- Lowfield Heath3
- Luton3
- Lydiard Tregoze3
- Maidenhead3
- Malmesbury3
- Manchester3
- Market Drayton3
- Market Harborough3
- Martock3
- Maryport3
- Melksham3
- Middle Rasen3
- Middlewich3
- Milton Keynes3
- Much Birch3
- Much Wenlock3
- New Basford3
- Newton-le-Willows3
- Oakington3
- Oldbury3
- Plymouth3
- Potterne3
- Purley3
- Rackheath3
- Radcliffe3
- Ramsgate3
- Reading3
- Redcar3
- Ringmer3
- Ringwood3
- Romford3
- Ruislip3
- Saltash3
- Sevenoaks3
- Shaw3
- Shenley3
- Shepperton3
- Shurdington3
- Sipson3
- Slough3
- South Croydon3
- Southampton3
- Southend-on-Sea3
- Speke3
- Staines-upon-Thames3
- Stape3
- Stevenage3
- Stockton Heath3
- Stockton-on-Tees3
- Stoke Ferry3
- Stoke Gifford3
- Stretford3
- Sunbury-on-Thames3
- Sunderland3
- Surbiton3
- Sutton Bridge3
- Swaffham3
- Swanmore3
- Telford3
- Thornton-Cleveleys3
- Thorpe Hamlet3
- Tilbury3
- Tring3
- Virginia Water3
- Wallingford3
- Wandsworth3
- Warrington3
- West Bromwich3
- West Drayton3
- West End of London3
- Westbury3
- Westcliff-on-Sea3
- Whitby3
- Whitefield3
- Whittlesey3
- Wigton3
- Willenhall3
- Winchester3
- Windsor3
- Winterton3
- Wokingham3
- Woolwich3
- Worcester3
- Worsley3
- Wretham3
- Wychbold3
- York3
- Abbey Wood2
- Ascot2
- Aston2
- Aylesbury2
- Bardsey2
- Berkhamsted2
- Birmingham2
- Blackheath2
- Bourne End2
- Brentwood2
- Brinscall2
- Brixton Hill2
- Broxted2
- Calne2
- Cambridge2
- Catford2
- Chadwell Heath2
- Chatham2
- Chichester2
- Chilbolton2
- Chippenham2
- Chorlton cum Hardy2
- City of Westminster2
- Colchester2
- Crondall2
- Crouch End2
- Crowland2
- Croydon2
- Cullompton2
- Darlington2
- Diss2
- Earley2
- Earlsfield2
- Eastbourne2
- Eastleigh2
- Edgware2
- Elstead2
- Esher2
- Eton2
- Farnham2
- Farnham Royal2
- Faversham2
- Felbridge2
- Fernhill Heath2
- Frimley2
- Girton2
- Gloucester2
- Godalming2
- Gorleston-on-Sea2
- Gravesend2
- Grays2
- Great Bookham2
- Great Waldingfield2
- Great Yarmouth2
- Greenhill2
- Hampton2
- Harwich2
- Hayes2
- Hazel Grove2
- High Peak2
- Horley2
- Horsham2
- Hove2
- Huntingdon2
- Islington2
- Kelling2
- Kingston Bagpuize2
- Kinvere2
- Leeds2
- Leicester2
- Leighton Buzzard2
- Litlington2
- Liverpool2
- Lodsworth2
- Maidstone2
- Mansfield2
- Minehead2
- Morden2
- Mottram in Longdendale2
- Nantwich2
- Newburn2
- Newbury2
- Newcastle-under-Lyme2
- Newcastle upon Tyne2
- Newington2
- Newport2
- North Ferriby2
- Norton Canes2
- Nottingham2
- Oadby2
- Orpington2
- Peacehaven2
- Pinner2
- Portsmouth2
- Preston2
- Pulborough2
- Purfleet2
- Radcliffe on Trent2
- Rotherham2
- Royal Wootton Bassett2
- Rugby2
- Saint Osyth2
- Salisbury2
- Sandy2
- Shipley2
- Shrewsbury2
- Siston2
- South Ockendon2
- Southall2
- Stakeford2
- Stanford-le-Hope2
- Steventon2
- Stewkley2
- Stilton2
- Stockton2
- Stoke-on-Trent2
- Stokenchurch2
- Storrington2
- Swanage2
- Tadley2
- Teddington2
- Thatcham2
- Tidworth2
- Torpoint2
- Torquay2
- Totnes2
- Trowbridge2
- Upminster2
- Walsall2
- Walthamstow2
- Warminster2
- Watlington2
- Wednesfield2
- Wendover2
- West Malling2
- West Wickham2
- Whaley Bridge2
- Whyteleafe2
- Widnes2
- Wisbech2
- Wood Green2
- Woodbridge2
- Worcester Park2
- Worthing2
- Wouldham2
- Almondsbury1
- Alton1
- Arnside1
- Bacton1
- Baildon1
- Bar Hill1
- Barnet1
- Bayswater1
- Bedworth1
- Beeston1
- Bethnal Green1
- Bexley1
- Billingshurst1
- Bournemouth1
- Bovey Tracey1
- Bracknell1
- Bradford1
- Bradford-on-Avon1
- Bradwell1
- Brentford1
- Brockhampton1
- Burngreave1
- Burscough1
- Canary Wharf1
- Canterbury1
- Chalfont St Giles1
- Chatburn1
- Cheadle1
- Cheltenham1
- Chessington1
- Chesterfield1
- Christchurch1
- City of London1
- Coalville1
- Colnbrook1
- Coventry1
- Crediton1
- Crewe1
- Datchet1
- Derby1
- Dewsbury1
- Didcot1
- Dronfield1
- Durham1
- East Grinstead1
- East Molesey1
- Egham1
- Elsenham1
- Enfield1
- Enfield Town1
- Feltham1
- Gateshead1
- Glazebury1
- Great Gransden1
- Great Sankey1
- Greenford1
- Hackney1
- Hadleigh1
- Hadley Wood1
- Halesworth1
- Hamble-le-Rice1
- Harefield1
- Harleston1
- Harringay1
- Harrogate1
- Hartley Wintney1
- Hastings1
- Hatfield1
- Heald Green1
- Hebden Bridge1
- Hedon1
- Helston1
- Hemel Hempstead1
- Hexham1
- High Legh1
- Hockley1
- Holloway1
- Hope Valley1
- Ilkeston1
- Ilkley1
- Immingham1
- Ipswich1
- Iver1
- Keighley1
- Kensington1
- Kibworth Harcourt1
- Lee-on-the-Solent1
- Lewes1
- Lincoln1
- Long Stratton1
- Lower Stoke1
- Lyndhurst1
- Marlborough1
- Marlow1
- Marston Green1
- Middlesbrough1
- Mitcham1
- New Malden1
- Newton Abbot1
- Norbury1
- North Bradley1
- Northampton1
- Northolt1
- Northwood1
- Otley1
- Peckham1
- Penkridge1
- Peterborough1
- Peterlee1
- Poplar1
- Portslade1
- Prescot1
- Prestwich1
- Pudsey1
- Radlett1
- Rainham1
- Rochdale1
- Royal Leamington Spa1
- Royal Tunbridge Wells1
- Royston1
- Salford1
- Sheffield1
- Sherborne St John1
- Shoreham-by-Sea1
- Sidcup1
- Silsden1
- Smethwick1
- South Shields1
- Southsea1
- Sowerby Bridge1
- Spalding1
- Stanmore1
- Stanwick1
- Stocksbridge1
- Stony Stratford1
- Swanscombe1
- Swindon1
- Takeley1
- Thornton Heath1
- Tonbridge1
- Totton1
- Towcester1
- Truro1
- Twickenham1
- Waddesdon1
- Wakefield1
- Walberton1
- Wallington1
- Wallsend1
- Wantage1
- Waterbeach1
- Wateringbury1
- Wembley1
- West Bridgford1
- Wetherby1
- Weybridge1
- Weymouth1
- Wigan1
- Winnersh1
- Wirksworth1
- Wolverhampton1
- Woodford Green1
- Yalding1
- Yate1
- Yeadon1
- Archway0
- Barnsley0
- Beaconsfield0
- Downham Market0
- Greetham0
- Harmondsworth0
- Hollinswood0
- Jarrow0
- Longstanton0
- Newquay0
- Norwich0
- Ormskirk0
- Oxford0
- Princes Risborough0
- Rayleigh0
- Scunthorpe0
- Sittingbourne0
- St Albans0
- Stourport-on-Severn0
- Watford0
- Welwyn Garden City0
