Brighton weather in October 2025

Q: How warm is it in Brighton in October?

Daytime temperatures usually reach 15°C in Brighton in October, falling to 8°C at night.

Q: How sunny is it in Brighton in October?

There are normally 4 hours of bright sunshine each day in Brighton in October - that's 35% of daylight hours.

Q: How warm is the sea around Brighton in October?

The average sea temperature around Brighton in October is 16°C.

Q: Does it rain in Brighton in October?

There are usually 14 days with some rain in Brighton in October and the average monthly rainfall is 100mm.

Expect daytime maximum temperatures of 15°C in Brighton in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 14 days with some rainfall and typically 100 mm of rainfall in the month.

15
15°C max day temperature
4
4 hours of sunshine per day
14
14 days with some rainfall
8
8°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
100
100 mm of monthly rainfall
2
2 (Low) UV index
16
16°C sea temperature

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The October 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)