Soufrière

Castries Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Castries, Saint Lucia in December.

Considering a trip to Castries, Saint Lucia this December and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Castries in December

Castries, Saint Lucia is a region in Saint Lucia. December in Castries generally has warm temperatures, with moderate precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 29°C (84°F) and nighttime temperatures around 25°C (77°F) in Soufrière. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

To learn more about the conditions in specific areas of Castries, Saint Lucia, check out the map below.

Precipitation

In December, precipitation varies across different areas. From moderate rainfall in Soufrière with an average of 53 mm (2.1 in) to moderate rainfall in Mon Repos with 66 mm (2.6 in).

Average sunshine

December brings good sunshine to many areas. Soufrière sees around 247 hours of sunlight, great for visitors looking for bright days.

Explore Castries by month

Best Places to Visit in Castries in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Castries.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Castries

What is the weather like in December for some of the most popular destinations in Castries, Saint Lucia?

Temperature range in Castries (December)

Precipitation variation in Castries (December)

Soufrière

In December Soufrière generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 25°C (77°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

November
December
January
Max temperature
30°C (86°F)
29°C (84°F)
29°C (84°F)
Min temperature
25°C (77°F)
25°C (77°F)
24°C (75°F)
Monthly sun hours
241 hours
247 hours
245 hours
Monthly rainfall
119 mm (4.7 in)
53 mm (2.1 in)
43 mm (1.7 in)
Monthly rainy days
19 days
18 days
17 days
Weather conditions

Castries

In December Castries generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

November
December
January
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
25°C (77°F)
25°C (77°F)
24°C (75°F)
Monthly sun hours
241 hours
247 hours
245 hours
Monthly rainfall
117 mm (4.6 in)
56 mm (2.2 in)
45 mm (1.8 in)
Monthly rainy days
19 days
18 days
17 days
Weather conditions

Marigot Bay

In December Marigot Bay generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

November
December
January
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
25°C (77°F)
25°C (77°F)
24°C (75°F)
Monthly sun hours
241 hours
247 hours
245 hours
Monthly rainfall
118 mm (4.6 in)
55 mm (2.2 in)
44 mm (1.7 in)
Monthly rainy days
19 days
18 days
17 days
Weather conditions

Mon Repos

In December Mon Repos generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 25°C (77°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

November
December
January
Max temperature
29°C (84°F)
29°C (84°F)
28°C (82°F)
Min temperature
26°C (79°F)
25°C (77°F)
24°C (75°F)
Monthly sun hours
241 hours
247 hours
245 hours
Monthly rainfall
141 mm (5.6 in)
66 mm (2.6 in)
54 mm (2.1 in)
Monthly rainy days
19 days
18 days
17 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Castries, in Saint Lucia.

Popular cities in December

Day & night temperatures, rainfall and average weather in Castries in December.

City Weather Day temp Night temp Rainfall
Soufrière 29°C (84°F) 25°C (77°F) 53 mm (2.1 in)
Castries 30°C (86°F) 25°C (77°F) 56 mm (2.2 in)
Marigot Bay 30°C (86°F) 25°C (77°F) 55 mm (2.2 in)
Mon Repos 29°C (84°F) 25°C (77°F) 66 mm (2.6 in)

Castries weather in December: frequently asked questions

What is the weather like in Castries, Saint Lucia in December?

In December, Castries, Saint Lucia generally has perfect weather conditions. Soufrière sees daytime temperatures near 29°C (84°F), with nights cooling to roughly 25°C (77°F).

What is the average temperature in Castries, Saint Lucia in December?

Daytime temperatures in Soufrière peak at roughly 29°C (84°F) in December, dropping to about 25°C (77°F) overnight.

Does Castries, Saint Lucia get a lot of rain in December?

Not particularly. Soufrière averages just 53 mm (2.1 in) of rain in December, making it a mostly dry month for Castries, Saint Lucia.

Is December a Good Time to Visit Castries, Saint Lucia?

We consider December to be one of the best times to travel to Castries, Saint Lucia. Typically, the climate in Soufrière is perfect. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit Castries, Saint Lucia is in January, February, March and December with generally perfect weather in Soufrière. On the other hand, the months of July, August, September, October and November tend to have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Castries.

Weather and climate has detailed information for every country in the world. Are you going to Saint Lucia? Get detailed historical weather averages for many cities in Saint Lucia.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.