Eastbourne weather in September 2025

Expect 18°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Eastbourne in September. Check more long-term weather averages for Eastbourne in September before you book your next holiday to England in 2025/2026.

18
18°C max day temperature
5
5 hours of sunshine per day
12
12 days with some rainfall
11
11°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
72
72 mm of monthly rainfall
4
4 (Moderate) UV index
17
17°C sea temperature

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The September weather guide for England (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.

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

More about England

How hot is it in Eastbourne in September?

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

How sunny is it in Eastbourne in September?

There are normally 5 hours of bright sunshine each day in Eastbourne in September - that's 43% of daylight hours.

How warm is the sea around Eastbourne in September?

The average sea temperature around Eastbourne in September is 17°C.

Does it rain in Eastbourne in September?

There are usually 12 days with some rain in Eastbourne in September and the average monthly rainfall is 72mm.

Eastbourne September sunrise & sunset times

Browse the sunrise and sunset times for Eastbourne in September 2025. Select a month to view Eastbourne sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st September 2025	05:13	18:44
Monday, 15th September 2025	05:34	18:12
Tuesday, 30th September 2025	05:58	17:39

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England - quick facts
Time difference	UK +0 hours
Language(s)	English
Currency	Pound Sterling
Electricity	G plug (230V)
Driving side	Left
Tourist info	Visit England