Castries weather in December 2023
Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Castries in December. Check more long-term weather averages for Castries in December before you book your next holiday to St Lucia in 2023/2024.
- 29°C max day temperature
29
- 8 hours of sunshine per day
- 18 days with some rainfall
18
- 23°C min night temperature
23
- 11 hours of daylight per day
11
- Moderate heat & humidity
M
- 149 mm of monthly rainfall
149
- 8 (Very High) UV index
8
- 28°C sea temperature
28
The December weather guide for St Lucia (Castries) 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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Metric (°C / mm) | Imperial (°F / inches)
More about St Lucia
How hot is it in Castries in December?
Daytime temperatures usually reach 29°C in Castries in December with moderate heat and humidity, falling to 23°C at night.
How sunny is it in Castries in December?
There are normally 8 hours of bright sunshine each day in Castries in December - that's 68% of daylight hours.
How warm is the sea around Castries in December?
The average sea temperature around Castries in December is 28°C.
Does it rain in Castries in December?
There are usually 18 days with some rain in Castries in December and the average monthly rainfall is 149mm.
Castries December sunrise & sunset times
Browse the sunrise and sunset times for Castries in December 2023. Select a month to view Castries sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st December 2023 | 06:12 | 17:34 |
Saturday, 16th December 2023 | 06:20 | 17:39 |
Sunday, 31st December 2023 | 06:27 | 17:47 |
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