- Check out top holiday deals for St Lucia
- Book online & save up to 7% on holidays
- Pay £0 deposits with direct debit
Gros Islet weather in December 2021
- 2929°C max day temperature
- 1818 days with some rainfall
- 2323°C min night temperature
- 1111 hours of daylight per day
- MModerate heat & humidity
- 149149 mm of monthly rainfall
- 88 (Very High) UV index
- 2727°C sea temperature
TUI deal finder
Recommended for St Lucia
The December weather guide for St Lucia (Gros Islet) 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.
Metric (°C / mm) | Imperial (°F / inches)
More about St Lucia
How hot is it in Gros Islet in December?
Daytime temperatures usually reach 29°C in Gros Islet in December with moderate heat and humidity, falling to 23°C at night.
How sunny is it in Gros Islet in December?
There are normally 8 hours of bright sunshine each day in Gros Islet in December - that's 68% of daylight hours.
How warm is the sea around Gros Islet in December?
The average sea temperature around Gros Islet in December is 27°C.
Does it rain in Gros Islet in December?
There are usually 18 days with some rain in Gros Islet in December and the average monthly rainfall is 149mm.
Gros Islet December sunrise & sunset times
Browse the sunrise and sunset times for Gros Islet in December 2021. Select a month to view Gros Islet sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st December 2021||06:12||17:34|
|Thursday, 16th December 2021||06:21||17:39|
|Friday, 31st December 2021||06:28||17:46|
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.