West Sussex weather in September 2021

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Below are average maximum temperatures at popular destinations in West Sussex in September. Select a destination to see more weather parameters.

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The September weather guide for West Sussex 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.

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How hot is it in West Sussex in September?

Daytime temperatures usually reach 18°C in Bognor Regis, West Sussex in September, falling to 11°C at night.

How sunny is it in West Sussex in September?

There are normally 6 hours of bright sunshine each day in Bognor Regis, West Sussex in September - that's 44% of daylight hours.

How warm is the sea around West Sussex in September?

The average sea temperature around Bognor Regis, West Sussex in September is 17°C.

Does it rain in West Sussex in September?

There are usually 11 days with some rain in Bognor Regis, West Sussex in September and the average monthly rainfall is 65mm.

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

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West Sussex sunrise & sunset times for September 2021

Browse the sunrise and sunset times for West Sussex in September 2021. Select a month to view West Sussex sunrise & sunset times for the next 12 months. The West Sussex sunrise and sunset times shown below are for Bognor Regis.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:17 19:48
Wednesday, 15th September 2021 06:38 19:16
Thursday, 30th September 2021 07:02 18:43
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