Weather in St Helier in December 2018

  • 9°C maximum daytime temperature in December in St Helier9
    9°C max day temperature
  • 2 hours of sunshine per day (23% of daylight hours) in December in St Helier2
    2 hours of sunshine per day
  • 19 days with some rainfall in December in St Helier19
    19 days with some rainfall
  • 5°C minimum night-time temperature in December in St Helier5
    5°C min night temperature
  • 8 hours of daylight per day in December in St Helier8
    8 hours of daylight per day
  • No heat & humidity in December in St Helier0
    No heat & humidity
  • 112 mm monthly rainfall in December in St Helier112
    112 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in St Helier1
    1 (Low) UV index
  • 11°C sea temperature in December in St Helier11
    11°C sea temperature

Going to St Helier? Find the best month to visit St Helier based on the weather.

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Expect 9°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in St Helier in December. Check more long-term weather averages for St Helier in December before you book your next holiday to Jersey in 2018.

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More about St Helier

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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

Guide to St Helier weather in December

The average maximum daytime temperature in St Helier in December is a cool 9°C (48°F). The average night-time temperature is usually a cold 5°C (41°F). There are usually 2 hours of bright sunshine each day, which represents 23% of the 8 hours of daylight.

Expect 112mm (4.4 inches) of rainfall across the whole of December with 19 days with some rain falling. Maximum UV levels will be low (1 UV index) at midday when the skies are clear.

The average sea temperature in and around St Helier in December is 11°C (52°F).

St Helier sunrise & sunset times for December 2018

Browse the sunrise & sunset times for St Helier in December 2018. Select a month to view St Helier sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st December 2018 07:42 16:13
Sunday, 2nd December 2018 07:43 16:12
Monday, 3rd December 2018 07:44 16:12
Tuesday, 4th December 2018 07:45 16:12
Wednesday, 5th December 2018 07:47 16:11
Thursday, 6th December 2018 07:48 16:11
Friday, 7th December 2018 07:49 16:11
Saturday, 8th December 2018 07:50 16:10
Sunday, 9th December 2018 07:51 16:10
Monday, 10th December 2018 07:52 16:10
Tuesday, 11th December 2018 07:53 16:10
Wednesday, 12th December 2018 07:54 16:10
Thursday, 13th December 2018 07:55 16:10
Friday, 14th December 2018 07:56 16:10
Saturday, 15th December 2018 07:57 16:10
Sunday, 16th December 2018 07:57 16:11
Monday, 17th December 2018 07:58 16:11
Tuesday, 18th December 2018 07:59 16:11
Wednesday, 19th December 2018 07:59 16:12
Thursday, 20th December 2018 08:00 16:12
Friday, 21st December 2018 08:00 16:12
Saturday, 22nd December 2018 08:01 16:13
Sunday, 23rd December 2018 08:01 16:14
Monday, 24th December 2018 08:02 16:14
Tuesday, 25th December 2018 08:02 16:15
Wednesday, 26th December 2018 08:02 16:15
Thursday, 27th December 2018 08:03 16:16
Friday, 28th December 2018 08:03 16:17
Saturday, 29th December 2018 08:03 16:18
Sunday, 30th December 2018 08:03 16:19
Monday, 31st December 2018 08:03 16:20
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