Newhaven weather in September 2023

  • 18°C maximum daytime temperature in September in Newhaven18
    18°C max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in September in Newhaven12
    12 days with some rainfall
  • 10°C minimum night-time temperature in September in Newhaven10
    10°C min night temperature
  • 13 hours of daylight per day in September in Newhaven13
    13 hours of daylight per day
  • No heat & humidity in September in Newhaven0
    No heat & humidity
  • 81 mm monthly rainfall in September in Newhaven81
    81 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Newhaven4
    4 (Moderate) UV index
  • 17°C sea temperature in September in Newhaven17
    17°C sea temperature

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Recommended for England

The September weather guide for England (Newhaven) 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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Metric (°C / mm)  |  Imperial (°F / inches)

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More about England

How hot is it in Newhaven in September?

Daytime temperatures usually reach 18°C in Newhaven in September, falling to 10°C at night.

How sunny is it in Newhaven in September?

There are normally 5 hours of bright sunshine each day in Newhaven in September - that's 41% of daylight hours.

How warm is the sea around Newhaven in September?

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

Does it rain in Newhaven in September?

There are usually 12 days with some rain in Newhaven in September and the average monthly rainfall is 81mm.

Newhaven September sunrise & sunset times

Browse the sunrise and sunset times for Newhaven in September 2023. Select a month to view Newhaven sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st September 2023 06:13 19:46
Friday, 15th September 2023 06:35 19:15
Saturday, 30th September 2023 06:58 18:41

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