East Sussex weather in June 2025

Expect 18°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in East Sussex in June. Check more long-term weather averages for East Sussex in June before you book your next holiday to East Sussex in 2025/2026.

  • 18°C maximum daytime temperature in June in East Sussex (Eastbourne)18
    18°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in June in East Sussex (Eastbourne)11
    11 days with some rainfall
  • 11°C minimum night-time temperature in June in East Sussex (Eastbourne)11
    11°C min night temperature
  • 16 hours of daylight per day in June in East Sussex (Eastbourne)16
    16 hours of daylight per day
  • No heat & humidity in June in East Sussex (Eastbourne)0
    No heat & humidity
  • 52 mm monthly rainfall in June in East Sussex (Eastbourne)52
    52 mm of monthly rainfall
  • UV (maximum) index 6 (High) in June in East Sussex (Eastbourne)6
    6 (High) UV index
  • 13°C sea temperature in June in East Sussex (Eastbourne)13
    13°C sea temperature

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The June 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 June. Select a holiday destination to see more weather parameters.

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

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More about the UK

How hot is it in East Sussex in June?

Daytime temperatures usually reach 18°C in Eastbourne, East Sussex in June, falling to 11°C at night.

How sunny is it in East Sussex in June?

There are normally 8 hours of bright sunshine each day in Eastbourne, East Sussex in June - that's 49% of daylight hours.

How warm is the sea around East Sussex in June?

The average sea temperature around Eastbourne, East Sussex in June is 13°C.

Does it rain in East Sussex in June?

There are usually 11 days with some rain in Eastbourne, East Sussex in June and the average monthly rainfall is 52mm.

East Sussex June sunrise & sunset times

Browse the sunrise and sunset times for East Sussex in June 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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 03:51 20:03
Sunday, 15th June 2025 03:45 20:14
Monday, 30th June 2025 03:49 20:15

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