Jersey weather in December 2021

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  • 9°C maximum daytime temperature in December in Jersey (St Helier)9
    9°C max day temperature
  • 2 hours of sunshine per day
  • 19 days with some rainfall in December in Jersey (St Helier)19
    19 days with some rainfall
  • 5°C minimum night-time temperature in December in Jersey (St Helier)5
    5°C min night temperature
  • 8 hours of daylight per day in December in Jersey (St Helier)8
    8 hours of daylight per day
  • No heat & humidity in December in Jersey (St Helier)0
    No heat & humidity
  • 112 mm monthly rainfall in December in Jersey (St Helier)112
    112 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Jersey (St Helier)1
    1 (Low) UV index
  • 11°C sea temperature in December in Jersey (St Helier)11
    11°C sea temperature

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The December weather guide for Jersey 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 warm is it in Jersey in December?

Daytime temperatures usually reach 9°C in St Helier, Jersey in December, falling to 5°C at night.

How sunny is it in Jersey in December?

There are normally 2 hours of bright sunshine each day in St Helier, Jersey in December - that's 23% of daylight hours.

Is the sea cold around Jersey in December?

The average sea temperature around St Helier, Jersey in December is 11°C.

Does it rain in Jersey in December?

There are usually 19 days with some rain in St Helier, Jersey in December and the average monthly rainfall is 112mm.

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

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Jersey sunrise & sunset times for December 2021

Browse the sunrise and sunset times for Jersey in December 2021. Select a month to view Jersey sunrise & sunset times for the next 12 months. The Jersey sunrise and sunset times shown below are for St Helier.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st December 2021 07:42 16:13
Thursday, 16th December 2021 07:57 16:11
Friday, 31st December 2021 08:03 16:20
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