East Sussex weather in May 2025

Q: How warm is it in East Sussex in May?

Daytime temperatures usually reach 15°C in Eastbourne, East Sussex in May, falling to 8°C at night.

Q: How sunny is it in East Sussex in May?

There are normally 7 hours of bright sunshine each day in Eastbourne, East Sussex in May - that's 46% of daylight hours.

Q: Is the sea cold around East Sussex in May?

The average sea temperature around Eastbourne, East Sussex in May is 11°C.

Q: Does it rain in East Sussex in May?

There are usually 13 days with some rain in Eastbourne, East Sussex in May and the average monthly rainfall is 48mm.

Expect 15°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in East Sussex in May. Check more long-term weather averages for East Sussex in May before you book your next holiday to East Sussex in 2025/2026.

15
15°C max day temperature
7
7 hours of sunshine per day
13
13 days with some rainfall
8
8°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
48
48 mm of monthly rainfall
6
6 (High) UV index
11
11°C sea temperature

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The May weather guide for East Sussex (Eastbourne) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top East Sussex destinations

Below are average maximum temperatures at popular countries, regions and places in East Sussex in May. Select a holiday destination to see more weather parameters.

Metric (°C / mm) | Imperial (°F / inches)

More about the UK

How warm is it in East Sussex in May?

Daytime temperatures usually reach 15°C in Eastbourne, East Sussex in May, falling to 8°C at night.

How sunny is it in East Sussex in May?

There are normally 7 hours of bright sunshine each day in Eastbourne, East Sussex in May - that's 46% of daylight hours.

Is the sea cold around East Sussex in May?

The average sea temperature around Eastbourne, East Sussex in May is 11°C.

Does it rain in East Sussex in May?

There are usually 13 days with some rain in Eastbourne, East Sussex in May and the average monthly rainfall is 48mm.

East Sussex May sunrise & sunset times

Browse the sunrise and sunset times for East Sussex in May 2025. Select a month to view East Sussex sunrise and sunset times for the next 12 months. The East Sussex sunrise and sunset times shown below are for Eastbourne.

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