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St Helier weather in December 2021
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- 9°C max day temperature
9 - 2 hours of sunshine per day
- 19 days with some rainfall
19 - 5°C min night temperature
5 - 8 hours of daylight per day
8 - No heat & humidity
0 - 112 mm of monthly rainfall
112 - 1 (Low) UV index
1 - 11°C sea temperature
11
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The December weather guide for St Helier, 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.
How warm is it in St Helier in December?
Daytime temperatures usually reach 9°C in St Helier in December, falling to 5°C at night.
How sunny is it in St Helier in December?
There are normally 2 hours of bright sunshine each day in St Helier in December - that's 23% of daylight hours.
Is the sea cold around St Helier in December?
The average sea temperature around St Helier in December is 11°C.
Does it rain in St Helier in December?
There are usually 19 days with some rain in St Helier in December and the average monthly rainfall is 112mm.
Metric (°C / mm) | Imperial (°F / inches)
St Helier sunrise & sunset times for December 2021
Browse the sunrise and sunset times for St Helier in December 2021. Select a month to view St Helier sunrise & sunset times for the next 12 months.
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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