Brighton weather in August 2025

Expect 21°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Brighton in August. Check more long-term weather averages for Brighton in August before you book your next holiday to England in 2025/2026.

21
21°C max day temperature
7
7 hours of sunshine per day
12
12 days with some rainfall
12
12°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
66
66 mm of monthly rainfall
6
6 (High) UV index
17
17°C sea temperature

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The August weather guide for England (Brighton) 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 Brighton in August?

Daytime temperatures usually reach 21°C in Brighton in August, falling to 12°C at night.

How sunny is it in Brighton in August?

There are normally 7 hours of bright sunshine each day in Brighton in August - that's 46% of daylight hours.

How warm is the sea around Brighton in August?

The average sea temperature around Brighton in August is 17°C.

Does it rain in Brighton in August?

There are usually 12 days with some rain in Brighton in August and the average monthly rainfall is 66mm.

Brighton August sunrise & sunset times

Browse the sunrise and sunset times for Brighton in August 2025. Select a month to view Brighton 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
Friday, 1st August 2025	04:27	19:46
Saturday, 16th August 2025	04:50	19:19
Sunday, 31st August 2025	05:13	18:48

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