West Sussex weather live forecast

Today's maximum temperature in West Sussex is expected to be 15°C. Select a day from the live weather forecast for West Sussex (Bognor Regis), UK for more weather parameters.

Sunday
17th May
15

9

0

4
Monday
18th May
13

9

2

4
Tuesday
19th May
15

11

0

4
Wednesday
20th May
17

10

6

5
Thursday
21st May
21

10

9

6

5-day weather forecast updated at 04:03 on Saturday 16th May 2026 GMT

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Destination

The 5-day weather forecast for West Sussex (Bognor Regis) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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West Sussex weather forecast by day

Below are the detailed weather forecasts for West Sussex for the next 5 days. The forecasts shown are for Bognor Regis and may not represent the whole of West Sussex. Browse more destinations in West Sussex to view more weather forecasts.

West Sussex weather for Sunday 17th May 2026

Expect mostly cloudy with light rain in West Sussex with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a moderate breeze of 24 kph from the west.

15
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
4
UV index (Moderate)
29
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
24
kph wind from W

West Sussex weather for Monday 18th May 2026

Expect mostly cloudy with light rain in West Sussex with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 21 kph from the south-west.

13
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
4
UV index (Moderate)
63
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

West Sussex weather for Tuesday 19th May 2026

Expect cloudy with some rain in West Sussex with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 30 kph from the south-west.

15
°C maximum temperature
11
°C minimum temperature
cloudy with some rain
0
hours of sunshine
4
UV index (Moderate)
65
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
30
kph wind from SW

West Sussex weather for Wednesday 20th May 2026

Expect broken clouds in West Sussex with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 36 kph from the south-west.

17
°C maximum temperature
10
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
36
kph wind from SW

West Sussex weather for Thursday 21st May 2026

Expect scattered clouds in West Sussex with a maximum temperature of 21°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.