- Browse the best deals on hotel stays & compare prices
- Check lowest rates by month & also by day of the week
- Search by date or browse hotels by destination & map
St Helier weather in December 2021
Get the latest coronavirus (Covid-19) updates for Jersey with current travel advice and statistics on new cases per 100,000 and vaccine.
- 99°C max day temperature
- 1919 days with some rainfall
- 55°C min night temperature
- 88 hours of daylight per day
- 0No heat & humidity
- 112112 mm of monthly rainfall
- 11 (Low) UV index
- 1111°C sea temperature
Recommended for Jersey
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.
|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|
- Save on flights in 2021/2022 in easyJet sale
- Explore cheap flights to destinations across Europe
- Travel before 26th March 2022 (inclusive)
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.