Climate averages 1991–2020
Weather in United Kingdom in September
In September, average daytime highs across the 143 cities listed in the United Kingdom range from 14.3°C in Aberdeen to 18.6°C in Maidstone. Monthly rainfall ranges from 45 mm in Basildon to 110 mm in Blackpool.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in United Kingdom
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| London | 18.5°C11.1°C | 11.1°C | 47 | 9.0 |
| Birmingham | 17.1°C10.0°C | 10.0°C | 57 | 9.8 |
| Glasgow | 15.1°C9.2°C | 9.2°C | 83 | 13.3 |
| Manchester | 16.5°C10.0°C | 10.0°C | 76 | 12.4 |
| Sheffield | 17.1°C10.5°C | 10.5°C | 63 | 10.4 |
| Leeds | 16.8°C10.1°C | 10.1°C | 60 | 10.2 |
| Edinburgh | 15.2°C9.7°C | 9.7°C | 59 | 11.1 |
| Liverpool | 16.5°C11.4°C | 11.4°C | 96 | 14.1 |
| Bristol | 17.8°C11.0°C | 11.0°C | 56 | 9.7 |
| Cardiff | 17.2°C11.5°C | 11.5°C | 74 | 11.0 |
| Leicester | 17.8°C10.6°C | 10.6°C | 54 | 9.8 |
| Bradford | 16.2°C9.8°C | 9.8°C | 69 | 11.4 |
| Belfast | 15.7°C11.3°C | 11.3°C | 70 | 12.5 |
| Coventry | 17.5°C10.4°C | 10.4°C | 56 | 9.9 |
| Nottingham | 17.6°C10.4°C | 10.4°C | 53 | 9.1 |
| Reading | 18.2°C10.9°C | 10.9°C | 51 | 8.8 |
| Kingston upon Hull | 17.3°C11.1°C | 11.1°C | 57 | 10.2 |
| Preston | 16.2°C10.6°C | 10.6°C | 97 | 13.6 |
| Swansea | 16.8°C12.1°C | 12.1°C | 96 | 13.2 |
| Newcastle upon Tyne | 15.9°C10.0°C | 10.0°C | 52 | 9.7 |
| Southend-on-Sea | 18.1°C12.5°C | 12.5°C | 56 | 10.3 |
| Brighton | 17.8°C12.7°C | 12.7°C | 67 | 10.7 |
| Derby | 17.3°C10.3°C | 10.3°C | 56 | 9.6 |
| Southampton | 18.1°C12.0°C | 12.0°C | 54 | 9.3 |
| Wolverhampton | 16.9°C9.9°C | 9.9°C | 57 | 9.8 |
| Plymouth | 17.4°C12.5°C | 12.5°C | 61 | 10.3 |
| Stoke-on-Trent | 16.7°C10.0°C | 10.0°C | 61 | 11.0 |
| Milton Keynes | 17.7°C10.5°C | 10.5°C | 54 | 9.4 |
| Northampton | 17.8°C10.4°C | 10.4°C | 54 | 9.4 |
| Oldham | 15.6°C9.3°C | 9.3°C | 73 | 12.0 |
| Bexley | 18.6°C11.6°C | 11.6°C | 45 | 8.7 |
| Luton | 17.9°C10.6°C | 10.6°C | 51 | 8.9 |
| Barking | 18.6°C11.5°C | 11.5°C | 45 | 8.8 |
| Archway | 18.2°C11.1°C | 11.1°C | 47 | 9.0 |
| Portsmouth | 18.3°C12.2°C | 12.2°C | 62 | 10.2 |
| Swindon | 17.6°C10.4°C | 10.4°C | 54 | 9.3 |
| Dudley | 17.0°C9.9°C | 9.9°C | 57 | 9.8 |
| Aberdeen | 14.3°C10.8°C | 10.8°C | 66 | 12.1 |
| Sutton | 18.2°C10.9°C | 10.9°C | 49 | 9.2 |
| St Helens | 16.6°C10.8°C | 10.8°C | 78 | 12.7 |
| Ipswich | 18.1°C12.1°C | 12.1°C | 54 | 9.9 |
| Wigan | 16.6°C10.5°C | 10.5°C | 78 | 12.7 |
| Croydon | 18.3°C11.2°C | 11.2°C | 45 | 8.8 |
| Warrington | 16.7°C10.5°C | 10.5°C | 77 | 12.7 |
| Walsall | 17.1°C10.2°C | 10.2°C | 57 | 9.8 |
| Mansfield | 17.0°C9.9°C | 9.9°C | 57 | 9.7 |
| Sunderland | 16.4°C10.3°C | 10.3°C | 52 | 9.7 |
| Ilford | 18.5°C11.6°C | 11.6°C | 45 | 8.8 |
| Slough | 18.3°C11.0°C | 11.0°C | 47 | 8.9 |
| Bournemouth | 17.9°C13.0°C | 13.0°C | 54 | 9.0 |
| Peterborough, United Kingdom | 18.4°C10.9°C | 10.9°C | 50 | 9.4 |
| Oxford | 17.9°C10.7°C | 10.7°C | 54 | 9.1 |
| Newport | 17.8°C10.9°C | 10.9°C | 63 | 10.1 |
| Enfield Town | 18.4°C11.3°C | 11.3°C | 48 | 9.0 |
| York | 17.0°C9.9°C | 9.9°C | 57 | 10.0 |
| Telford | 16.6°C9.5°C | 9.5°C | 57 | 10.5 |
| Poole | 18.0°C13.0°C | 13.0°C | 54 | 9.0 |
| Burnley | 15.9°C9.4°C | 9.4°C | 89 | 13.1 |
| Harrow | 18.1°C11.1°C | 11.1°C | 47 | 9.0 |
| Huddersfield | 16.4°C10.3°C | 10.3°C | 69 | 11.4 |
| Dundee, United Kingdom | 15.1°C9.1°C | 9.1°C | 61 | 10.8 |
| Blackburn | 15.7°C9.6°C | 9.6°C | 91 | 13.6 |
| Cambridge, United Kingdom | 18.6°C11.1°C | 11.1°C | 50 | 9.0 |
| Blackpool | 16.0°C11.8°C | 11.8°C | 110 | 14.8 |
| Basildon | 18.2°C12.1°C | 12.1°C | 45 | 8.7 |
| Norwich | 18.0°C11.6°C | 11.6°C | 58 | 10.4 |
| Middlesbrough | 16.3°C10.7°C | 10.7°C | 58 | 9.8 |
| Bolton | 16.1°C9.8°C | 9.8°C | 77 | 12.7 |
| Stockport | 16.5°C10.0°C | 10.0°C | 76 | 12.4 |
| High Wycombe | 18.2°C10.9°C | 10.9°C | 53 | 9.4 |
| Gloucester, United Kingdom | 18.0°C10.8°C | 10.8°C | 54 | 8.9 |
| Exeter | 17.5°C11.5°C | 11.5°C | 53 | 9.5 |
| Colchester | 18.1°C12.3°C | 12.3°C | 52 | 10.3 |
| Salford | 16.5°C9.9°C | 9.9°C | 76 | 12.4 |
| Solihull | 17.3°C10.2°C | 10.2°C | 57 | 9.5 |
| Watford | 18.1°C11.1°C | 11.1°C | 51 | 9.4 |
| Saint Peters | 17.7°C13.3°C | 13.3°C | 60 | 10.7 |
| Crawley | 18.1°C11.2°C | 11.2°C | 50 | 9.2 |
| Burton upon Trent | 17.4°C10.4°C | 10.4°C | 59 | 10.0 |
| Cheltenham | 17.9°C10.7°C | 10.7°C | 57 | 9.1 |
| Rotherham | 17.3°C10.6°C | 10.6°C | 58 | 9.7 |
| Worthing | 17.9°C12.8°C | 12.8°C | 66 | 10.5 |
| Doncaster | 17.5°C10.3°C | 10.3°C | 58 | 9.7 |
| Chesterfield | 17.0°C10.2°C | 10.2°C | 64 | 10.5 |
| Chelmsford | 18.3°C11.8°C | 11.8°C | 46 | 8.8 |
| Sutton Coldfield | 17.2°C10.1°C | 10.1°C | 57 | 9.5 |
| Wakefield | 16.8°C10.1°C | 10.1°C | 60 | 10.2 |
| Walthamstow | 18.6°C11.4°C | 11.4°C | 45 | 8.8 |
| Dagenham | 18.5°C11.7°C | 11.7°C | 45 | 8.7 |
| Basingstoke | 18.0°C10.8°C | 10.8°C | 52 | 9.2 |
| Maidstone | 18.6°C11.9°C | 11.9°C | 50 | 9.6 |
| Bedford | 18.5°C11.0°C | 11.0°C | 50 | 8.9 |
| Woking | 18.5°C10.9°C | 10.9°C | 49 | 9.2 |
| Lincoln, United Kingdom | 18.0°C10.6°C | 10.6°C | 58 | 9.8 |
| West Bromwich | 17.0°C9.9°C | 9.9°C | 57 | 9.8 |
| Eastbourne | 17.6°C13.8°C | 13.8°C | 66 | 10.6 |
| Worcester, United Kingdom | 17.9°C10.5°C | 10.5°C | 54 | 9.7 |
| Bath | 17.5°C10.6°C | 10.6°C | 56 | 9.4 |
| Gillingham | 18.3°C11.9°C | 11.9°C | 45 | 8.7 |
| Rochdale | 16.0°C9.6°C | 9.6°C | 76 | 12.4 |
| Hemel Hempstead | 17.7°C10.7°C | 10.7°C | 51 | 9.4 |
| Hayes | 18.2°C11.1°C | 11.1°C | 47 | 8.9 |
| Harlow | 18.3°C11.0°C | 11.0°C | 48 | 9.0 |
| Hastings, United Kingdom | 18.1°C12.9°C | 12.9°C | 66 | 10.3 |
| High Peak | 15.3°C9.1°C | 9.1°C | 75 | 11.9 |
| Darlington | 16.2°C9.6°C | 9.6°C | 56 | 9.4 |
| Stevenage | 18.1°C10.8°C | 10.8°C | 51 | 9.0 |
| Southport | 16.4°C11.9°C | 11.9°C | 110 | 14.8 |
| Chester | 16.9°C10.6°C | 10.6°C | 68 | 12.3 |
| Grays | 18.5°C11.8°C | 11.8°C | 45 | 8.7 |
| Harrogate | 16.0°C9.3°C | 9.3°C | 59 | 10.2 |
| Hartlepool | 16.2°C10.8°C | 10.8°C | 57 | 9.9 |
| Nuneaton | 17.6°C10.4°C | 10.4°C | 56 | 9.9 |
| Redditch | 17.4°C10.1°C | 10.1°C | 54 | 9.3 |
| Fulham | 18.6°C11.2°C | 11.2°C | 47 | 9.0 |
| Grimsby | 17.4°C11.1°C | 11.1°C | 56 | 9.7 |
| Cannock | 16.8°C9.9°C | 9.9°C | 60 | 10.4 |
| St Albans | 18.0°C10.9°C | 10.9°C | 49 | 9.4 |
| South Shields | 16.3°C10.6°C | 10.6°C | 52 | 9.7 |
| Derry | 15.4°C10.4°C | 10.4°C | 75 | 14.2 |
| Weston-super-Mare | 17.8°C11.6°C | 11.6°C | 60 | 10.3 |
| Halifax, United Kingdom | 16.0°C9.8°C | 9.8°C | 69 | 11.4 |
| Tamworth | 17.5°C10.3°C | 10.3°C | 59 | 10.0 |
| Scunthorpe | 17.5°C10.3°C | 10.3°C | 54 | 9.8 |
| Stockton-on-Tees | 16.4°C10.6°C | 10.6°C | 58 | 9.8 |
| Carlisle | 15.5°C9.3°C | 9.3°C | 70 | 12.5 |
| Rugby | 17.4°C10.1°C | 10.1°C | 55 | 9.3 |
| Lisburn | 15.6°C10.6°C | 10.6°C | 70 | 12.5 |
| Paisley | 15.1°C9.4°C | 9.4°C | 90 | 14.1 |
| Shrewsbury | 17.1°C9.8°C | 9.8°C | 53 | 9.7 |
| Fylde | 16.0°C11.5°C | 11.5°C | 110 | 14.8 |
| Crewe | 16.8°C10.0°C | 10.0°C | 59 | 10.9 |
| Bracknell | 18.1°C10.6°C | 10.6°C | 49 | 8.9 |
| East Kilbride | 14.4°C8.4°C | 8.4°C | 83 | 13.3 |
| Hove | 17.8°C12.7°C | 12.7°C | 67 | 10.7 |
| Aylesbury | 18.0°C10.6°C | 10.6°C | 53 | 9.4 |
| Purley | 18.1°C10.9°C | 10.9°C | 51 | 9.2 |
| Guildford | 18.5°C11.0°C | 11.0°C | 49 | 9.2 |
| Barnsley | 16.5°C9.8°C | 9.8°C | 63 | 10.4 |
| Lowestoft | 17.2°C13.4°C | 13.4°C | 66 | 11.0 |
| Maidenhead | 18.4°C11.0°C | 11.0°C | 49 | 8.9 |
| Stafford | 17.1°C10.2°C | 10.2°C | 60 | 10.4 |
| Uxbridge | 18.2°C11.1°C | 11.1°C | 47 | 8.9 |
A rain day is a local calendar day with at least 1 mm of precipitation.