East Sussex, United Kingdom Weather
- East Sussex, United Kingdom Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in East Sussex over the next 12 hours
- Temperature and possibility of rain in East Sussex in the coming days
- Rainfall in East Sussex in the coming days
- East Sussex Weather Summary
- Weather averages by month
- East Sussex's weather
- Frequently asked questions
- Comments
Current conditions
Updated:
Clear Sky
21°C
°C
°F
Condition: Clear Sky
Pressure: 1,001 hPa
Feel like: 21 °C
Temperature: 21°C
Cloud: 0%
Humidity: 58%
Wind: ENE - 10 km/h
Visibility: 22.16 km
Tue
04 Aug
16°C / 23°C
Drizzle
Wed
05 Aug
12°C / 21°C
Overcast
Thu
06 Aug
11°C / 20°C
Overcast
Fri
07 Aug
12°C / 21°C
Overcast
Sat
08 Aug
13°C / 23°C
Partly Cloudy
Hourly forecast today:
21:00 PM
12° / 21°
12° / 21°
Clear Sky
58%
21 km/h
22:00 PM
12° / 21°
12° / 21°
Clear Sky
60%
25 km/h
23:00 PM
12° / 20°
12° / 20°
Clear Sky
60%
24 km/h
00:00 AM
14° / 17°
14° / 17°
Clear Sky
80%
7 km/h
01:00 AM
14° / 17°
14° / 17°
Clear Sky
82%
8 km/h
02:00 AM
13° / 17°
13° / 17°
Clear Sky
77%
15 km/h
03:00 AM
12° / 16°
12° / 16°
Clear Sky
77%
13 km/h
04:00 AM
13° / 16°
13° / 16°
Clear Sky
82%
14 km/h
05:00 AM
12° / 16°
12° / 16°
Clear Sky
81%
11 km/h
06:00 AM
13° / 19°
13° / 19°
Clear Sky
71%
10 km/h
07:00 AM
14° / 21°
14° / 21°
Clear Sky
65%
29 km/h
30 Day Averages and Extremes
- Average high 22.6°C
- Average low 12.3°C
- Hottest day 31°C (02 August 2026)
- Coldest day 0°C (16 August 2026)
- Average humidity 61.5%
- Days with precipitation 20 days
- Highest precipitation 21 mm (21 July 2026)
Yesterday's Data
- Max: 31°C
- Min: 16°C
- Total Precipitation: 0 mm
Temperature and possibility of rain in East Sussex over the next 12 hours
Temperature and possibility of rain in East Sussex in the coming days
Rainfall in East Sussex in the coming days
East Sussex Climate Summary
East Sussex features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.77ºC (53.19ºF), which is about 1.02% higher than the national average for United Kingdom. Annually, the city experiences approximately 60.07 millimeters (2.36 inches) of rainfall, spread across 132.45 rainy days, accounting for 36.29% of the year.
| Longitude | 50.9085955 |
| Latitude | 0.2494166 |
| Yearly high temperature | 13.54ºC (56.37ºF) |
| Yearly low temperature | 8.41ºC (47.14ºF) |
| Hottest month | July 20.3ºC (68.54ºF) |
| Coldest month | December 4.85ºC (40.73ºF) |
| Yearly precip | 60.07mm (2.36in) |
| Days with rainfall | 132.45 days (36.29%) |
| Driest month | April (80.78%) |
| Wettest month | October (81.96%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | 7.23° / 3.61° | 13.18 days |
| February | 7.39° / 3.7° | 11.45 days |
| March | 9.63° / 4.68° | 8.82 days |
| April | 12.57° / 6.38° | 7.55 days |
| May | 14.99° / 8.67° | 10.27 days |
| June | 17.84° / 11.3° | 10.09 days |
| July | 20.3° / 13.68° | 11.36 days |
| August | 20.22° / 14.16° | 11.73 days |
| September | 18.2° / 12.51° | 8.45 days |
| October | 14.81° / 10.3° | 12.64 days |
| November | 10.81° / 7.05° | 13.64 days |
| December | 8.45° / 4.85° | 13.27 days |
East Sussex's weather
- London
- Birmingham
- Liverpool
- Sheffield
- Leeds
- Glasgow City
- Manchester
- Leicester
- Bradford
- City of Bristol
- City of Edinburgh
- Cardiff
- Cornwall
- Ards and North Down
- Buckinghamshire
- Camden
- Cheshire East
- Clackmannanshire
- Central Bedfordshire
- Carmarthenshire
- Akrotiri
- Bath and North East Somerset
- Blackpool
- Denbighshire
- Solihull
- South Ayrshire
- Kirklees
- Inverclyde
- Knowsley
- Halton
- North Somerset
- Luton
- Neath Port Talbot
- Nottingham
- Rotherham
- Hillingdon
- Nottinghamshire
- Hammersmith and Fulham
- Hackney
- Hounslow
- Lewisham
- Durham County
- Haringey
- Derbyshire
- Darlington
- Hartlepool
- Greenwich
- Isle of Wight
- Northumberland
- Dumfries and Galloway
- Harrow
- Dhekelia
- Essex
- Northamptonshire
- Derry City and Strabane
- Medway
- Renfrewshire
- East Riding of Yorkshire
- Salford
- Falkirk
- Hertfordshire
- Isles of Scilly
- Herefordshire
- Kingston upon Hull
- Lancashire
- Doncaster
- Gwynedd
- East Lothian
- Lisburn and Castlereagh
- Merthyr Tydfil
- Portsmouth
- Mid and East Antrim
- Middlesbrough
- Monmouthshire
- Newport
- Newham
- Norfolk
- North Tyneside
- Orkney Islands
- Reading
- Redcar and Cleveland
- Rochdale
- Moray
- Perth and Kinross
- Leicestershire
- Slough
- Rutland
- Shropshire
- East Dunbartonshire
- South Gloucestershire
- Sefton
- Dorset
- York
- Suffolk
- Telford and Wrekin
- Wiltshire
- South Tyneside
- Wirral
- Westminster
- Warrington
- Wakefield
- Tameside
- Stoke-on-Trent
- Sunderland
- Sutton
- Stirling
- Swansea
- Swindon
- Torbay
- Warwickshire
- West Berkshire
- Stockport
- West Sussex
- Wokingham
- Trafford
- Worcestershire
- Waltham Forest
- North East Lincolnshire
- Scottish Borders
- Bromley
- Wolverhampton
- Somerset
- Aberdeen City
- Southampton
- Barking and Dagenham
- Brighton and Hove
- Dudley
- Conwy
- Cheshire West and Chester
- Hampshire
- Kent
- Newry, Mourne and Down
- Milton Keynes
- North Ayrshire
- Rhondda, Cynon, Taf
- Southend-on-Sea
- Stockton-on-Tees
- West Lothian
- Southwark
- Staffordshire
- Vale of Glamorgan
- Sandwell
- Shetland Islands
- Barnsley
- Dundee City
- Newcastle upon Tyne
- Armagh City, Banbridge and Craigavon
- Torfaen
- Antrim and Newtownabbey
- Oxfordshire
- West Dunbartonshire
- East Ayrshire
- Oldham
- Gateshead
- Blaenau Gwent
- Devon
- Thurrock
- Fife
- Walsall
- Bournemouth
- Bury
- Tower Hamlets
- Powys
- Caerphilly
- Croydon
- Aberdeenshire
- Cumbria
- Derby
- Ealing
- St. Helens
- East Renfrewshire
- Wandsworth
- Enfield
- Bridgend
- Wigan
- Fermanagh and Omagh
- Havering
- Isle of Anglesey
- Islington
- Lambeth
- Angus
- Peterborough
- Bracknell Forest
- Lincolnshire
- Kingston upon Thames
- Merton
- Wrexham
- Mid Ulster
- Midlothian
- Na h-Eileanan an Iar
- Bedford
- Plymouth
- North Lincolnshire
- Highland
- Poole
- Redbridge
- Richmond upon Thames
- Flintshire
- North Yorkshire
- North Lanarkshire
- Pembrokeshire
- Bolton
- South Lanarkshire
- Gloucestershire
- Kensington and Chelsea
- Surrey
- Windsor and Maidenhead
- Argyll and Bute
- Belfast
- Brent
- Cambridgeshire
- Causeway Coast and Glens
- Ceredigion
- Barnet
- Coventry
- Blackburn with Darwen
- Calderdale
- Bexley
Frequently asked questions
1. What is the hottest month in East Sussex?
July has the highest average monthly temperature (daily mean of 20.3ºC) and December are the coolest (daily mean of 4.85ºC).
2. What should I wear in East Sussex today?
For today's warm weather in East Sussex, with temperatures between 20ºC to 23ºC (68.0ºF to 73.4ºF), you might consider wearing:
- Comfortable sandals or sneakers
- Light, breathable socks
- Sunglasses
- Sunscreen (if spending time outdoors)
Temperature
Early
13°C / 16°C
Morning
14°C / 25°C
Afternoon
9°C / 30°C
Evening
12°C / 21°C
Air quality
Moderate
Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals
- CO2 444
- CO 151
- NH3 3
- NO2 4
- O3 87
- PM10 11
- PM25 8
- SO2 0
- CH4 1,406
Sunrise / Sunset
04:29
19:40