West Sussex, United Kingdom Weather
- West Sussex, United Kingdom Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in West Sussex over the next 12 hours
- Temperature and possibility of rain in West Sussex in the coming days
- Rainfall in West Sussex in the coming days
- West Sussex Weather Summary
- Weather averages by month
- West Sussex's weather
- Frequently asked questions
- Comments
Current conditions
Updated:
Clear Sky
8°C
°C
°F
Condition: Clear Sky
Pressure: 1,010 hPa
Feel like: 5 °C
Temperature: 8°C
Cloud: 0%
Humidity: 79%
Wind: ENE - 9 km/h
Visibility: 33.3 km
Tue
10 Nov
4°C / 9°C
Moderate Drizzle
Wed
11 Nov
8°C / 10°C
Slight Rain
Thu
12 Nov
5°C / 9°C
Overcast
Fri
13 Nov
1°C / 8°C
Overcast
Sat
14 Nov
0°C / 10°C
Overcast
Hourly forecast today:
16:00 PM
4° / 8°
4° / 8°
Clear Sky
79%
21 km/h
17:00 PM
4° / 6°
4° / 6°
Clear Sky
85%
18 km/h
18:00 PM
4° / 5°
4° / 5°
Clear Sky
88%
17 km/h
19:00 PM
3° / 5°
3° / 5°
Mainly Clear
87%
19 km/h
20:00 PM
3° / 4°
3° / 4°
Clear Sky
92%
16 km/h
21:00 PM
3° / 4°
3° / 4°
Mainly Clear
93%
16 km/h
22:00 PM
4° / 5°
4° / 5°
Partly Cloudy
90%
17 km/h
23:00 PM
4° / 5°
4° / 5°
Partly Cloudy
90%
16 km/h
00:00 AM
3° / 5°
3° / 5°
Overcast
91%
17 km/h
01:00 AM
3° / 4°
3° / 4°
Overcast
93%
14 km/h
02:00 AM
4° / 5°
4° / 5°
Overcast
90%
15 km/h
30 Day Averages and Extremes
- Average high 10.27°C
- Average low 4.37°C
- Hottest day 16°C (26 October 2026)
- Coldest day 0°C (14 November 2026)
- Average humidity 79.83%
- Days with precipitation 19 days
- Highest precipitation 52 mm (16 November 2026)
Yesterday's Data
- Max: 10°C
- Min: 2°C
- Total Precipitation: 0 mm
Temperature and possibility of rain in West Sussex over the next 12 hours
Temperature and possibility of rain in West Sussex in the coming days
Rainfall in West Sussex in the coming days
West Sussex Climate Summary
West Sussex features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.97ºC (53.55ºF), which is about 1.22% higher than the national average for United Kingdom. Annually, the city experiences approximately 83.5 millimeters (3.29 inches) of rainfall, spread across 157.83 rainy days, accounting for 43.24% of the year.
| Longitude | 50.9280143 |
| Latitude | -0.4617075 |
| Yearly high temperature | 13.61ºC (56.5ºF) |
| Yearly low temperature | 8.78ºC (47.8ºF) |
| Hottest month | July 19.96ºC (67.93ºF) |
| Coldest month | January 4.13ºC (39.43ºF) |
| Yearly precip | 83.5mm (3.29in) |
| Days with rainfall | 157.83 days (43.24%) |
| Driest month | April (80.14%) |
| Wettest month | October (81.09%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | 7.72° / 4.13° | 15.82 days |
| February | 7.78° / 4.13° | 14.09 days |
| March | 9.86° / 5.03° | 10.91 days |
| April | 12.42° / 6.56° | 9.73 days |
| May | 14.81° / 8.96° | 11.64 days |
| June | 17.59° / 11.6° | 12.18 days |
| July | 19.96° / 13.87° | 12.91 days |
| August | 19.84° / 14.32° | 12.91 days |
| September | 18.22° / 12.87° | 11.18 days |
| October | 15.01° / 10.65° | 14.73 days |
| November | 11.19° / 7.58° | 16.55 days |
| December | 8.92° / 5.6° | 15.18 days |
West 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
- 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
- East Sussex
- 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 West Sussex?
July has the highest average monthly temperature (daily mean of 19.96ºC) and January are the coolest (daily mean of 4.13ºC).
2. What should I wear in West Sussex today?
For today's cool weather in West Sussex, with temperatures between 7ºC to 10ºC (44.6ºF to 50.0ºF), you should consider wearing:
- Light jacket or cardigan
- Casual shoes or sneakers
- Thin gloves (optional for early mornings or late evenings)
- Long-sleeve top or shirt
Temperature
Early
3°C / 4°C
Morning
5°C / 5°C
Afternoon
4°C / 9°C
Evening
3°C / 4°C
Air quality
Moderate
Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals
- CO2 444
- CO 180
- NH3 1
- NO2 6
- O3 64
- PM10 12
- PM25 10
- SO2 0
- CH4 1,413
Sunrise / Sunset
07:07
16:23