Air Quality Forecast for Greater London

Forecast published on Mon, 20 Jan 2025 06:00:00 +0000.

Values are for predicted maximum pollution levels, ranging from 1 (lowest pollution, best air quality) to 10 (highest pollution, worst air quality).

Colour key: Lowest pollution Highest pollution

Defra monitoring locations are shown by

Location	Today	Tomorrow	Thursday	Friday	Saturday
All England Tennis Club Wimbledon	3	3	3	2	2
Arsenal F.c.	3	3	3	2	2
Barking	3	3	3	2	2
Barnet	3	3	3	2	2
Becton	3	3	3	2	2
Bexley	3	3	3	2	2
Biggin Hill	3	2	3	2	2
Bromley (greater London)	3	3	3	2	2
Bromley Ski Centre	3	3	3	2	2
Camden Town	3	3	3	2	2
Capel Manor	3	3	3	2	2
Charlton Athletic F.c.	3	3	3	2	2
Chelsea	3	3	3	2	2
Chelsea F.c.	3	3	3	2	2
Chessington World Of Adventures	3	3	3	2	2
City Of London	3	3	3	2	2
City Of London Youth Hostel	3	3	3	2	2
Croydon	3	3	3	2	2
Crystal Palace F.c.	3	3	3	2	2
Crystal Palace National Sports Centre	3	3	3	2	2
Dagenham	3	3	3	2	2
Down House	3	2	3	2	2
Ealing	3	3	3	2	2
Earls Court	3	3	3	2	2
Earl's Court Youth Hostel	3	3	3	2	2
Enfield	3	3	3	2	2
Excel	3	3	3	2	2
Fenton House	3	3	3	2	2
Fulham	3	3	3	2	2
Fulham F.c.	3	3	3	2	2
Greenwich	3	3	3	2	2
Greenwich Park	3	3	3	2	2
Hackney	3	3	3	2	2
Hammersmith	3	3	3	2	2
Hampstead	3	3	3	2	2
Hampstead Heath Youth Hostel	3	3	3	2	2
Hampton Court Palace	3	3	3	2	2
Hampton W Wks	3	3	3	2	2
Haringey	3	3	3	2	2
Harrow	3	3	3	2	2
Hayes	3	3	3	2	2
Heathrow	3	3	3	2	2
Hillingdon	3	3	3	2	2
Holland House Youth Hostel	3	3	3	2	2
Horseguards Parade	3	3	3	2	2
Hounslow	3	3	3	2	2
Hyde Park	3	3	3	2	2
Ilford	3	3	3	2	2
Islington	3	3	3	2	2
Kensington	3	3	3	2	2
Kew Gardens	3	3	3	2	2
Kingston Upon Thames	3	3	3	2	2
Lambeth	3	3	3	2	2
Lewisham	3	3	3	2	2
London	3	3	3	2	2
London Biggin Hill Airport	3	2	3	2	2
London City Airport	3	3	3	2	2
London Heathrow Airport	3	3	3	2	2
London Olympic Park North	3	3	3	2	2
London Olympic Park South	3	3	3	2	2
Lord's Marylebone C.c.	3	3	3	2	2
Merton	3	3	3	2	2
Millwall F.c.	3	3	3	2	2
Morden Hall Park	3	3	3	2	2
Myddleton House	3	3	3	2	2
New Addington	3	3	3	2	2
Northolt	3	3	3	2	2
North Greenwich Arena	3	3	3	2	2
Orpington	3	2	3	2	2
Osterley Park	3	3	3	2	2
Oxford Street Youth Hostel	3	3	3	2	2
Qpr F.c.	3	3	3	2	2
Richmond (greater London)	3	3	3	2	2
Romford	3	3	3	2	2
Rotherhithe Youth Hostel	3	3	3	2	2
Royal Botanic Gardens Kew	3	3	3	2	2
Rugby Football Union Twickenham	3	3	3	2	2
Southwark	3	3	3	2	2
Stepney	3	3	3	2	2
St Pancras Youth Hostel	3	3	3	2	2
Sutton	3	3	3	2	2
Syon House	3	3	3	2	2
The Mall	3	3	3	2	2
The Oval Surrey C.c.c.	3	3	3	2	2
The Royal Artillery Barracks	3	3	3	2	2
Tottenham Hotspur F.c.	3	3	3	2	2
Uxbridge	3	3	3	2	2
Walthamstow	3	3	3	2	2
Wandsworth	3	3	3	2	2
Wembley	3	3	3	2	2
Wembley Arena	3	3	3	2	2
Wembley Stadium	3	3	3	2	2
Westminster	3	3	3	2	2
West Ham United F.c.	3	3	3	2	2
Wimbledon	3	3	3	2	2
Wood Green	3	3	3	2	2
Woolwich	3	3	3	2	2
Yiewsley	3	3	3	2	2

Defra Air Quality Monitoring Stations in Greater London

Location	Latest Data Date/Time	Running 8 Hour mean Ozone (µgm-3)		Hourly mean Nitrogen dioxide (µgm-3)		Max 15 min mean Sulphur dioxide (µgm-3)		Running 24 Hour mean PM2.5 Particles (µgm-3)		Running 24 Hour mean PM10 Particles (µgm-3)
		Value	Level	Value	Level	Value	Level	Value	Level	Value	Level
London Bloomsbury	2025-01-21 08:00:00	9	1 Low	48	1 Low	3	1 Low	17	2 Low	21	2 Low*2
London Eltham	2024-11-09 01:00:00
London Bexley	2025-01-21 08:00:00			37	1 Low			21	2 Low	25	2 Low*2
London N. Kensington	2025-01-21 08:00:00	10	1 Low	42	1 Low	1	1 Low	19	2 Low	23	2 Low*2
Tower Hamlets Roadside	2025-01-21 08:00:00			40	1 Low
Camden Kerbside	2025-01-21 08:00:00			75	2 Low			22	2 Low	28	2 Low*1
Haringey Roadside	2025-01-21 08:00:00			45	1 Low
London Hillingdon	2025-01-20 22:00:00
London Teddington	2016-11-01 10:00:00
London Marylebone Road	2025-01-20 08:00:00	18	1 Low					20	2 Low	36	3 Low*1
London Westminster	2025-01-21 08:00:00	5	1 Low	48	1 Low			18	2 Low
London Harlington	2025-01-21 08:00:00							17	2 Low	19	2 Low*2
London Harrow Stanmore	2017-07-19 13:00:00
Southwark A2 Old Kent Road	2025-01-21 08:00:00			55	1 Low
London Haringey Priory Park South	2025-01-21 08:00:00	7	1 Low	29	1 Low
London Teddington Bushy Park	2025-01-21 08:00:00							18	2 Low	23	2 Low*2

Coloured boxes for value and level show latest snapshot data. A grey box indicates that this data is not measured at this location. A white box indicates that data is normally recorded here, but is missing from the latest snapshot. Follow the links to individual stations for historical data.

Data supplied by the Met Office via Defra. © 2025 Crown copyright Defra via uk-air.defra.gov.uk, licenced under the Open Government Licence (OGL).