ClimateForecastDecemberJanuary >>

Saint Lucia weather in December

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

What is the weather like in Saint Lucia in December?

December in Saint Lucia generally has warm temperatures, with moderate precipitation.

You can expect warm maximum daytime temperatures of around 29°C and nighttime temperatures around 25°C in Gros Islet.

In December, precipitation varies across different areas. From moderate rainfall in Soufrière with an average of 53 mm to moderate rainfall in Micoud with 65 mm. The days are mostly sunny, with an average total of around 247 hours of sunshine in Gros Islet. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For a closer look at December's conditions in Saint Lucia, see the map below. For a more detailed look at Saint Lucia's yearly weather, check out our Saint Lucia climate page.

Where to go in Saint Lucia in December

Find the average weather conditions in December for the most popular destinations in Saint Lucia on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Saint Lucia

What is the weather like in December for the 5 most popular destinations in Saint Lucia?

Average weather in Gros Islet

In December Gros Islet generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 25°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Gros Islet
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
30°C 
25°C 
241 hours 
133 mm 
19 days 
29°C 
25°C 
247 hours 
63 mm 
18 days 
January   >> January
>>  
28°C 
24°C 
245 hours 
51 mm 
17 days 
Climate in Gros Islet

Average weather in Soufrière

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

Soufrière
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
30°C 
25°C 
241 hours 
119 mm 
19 days 
29°C 
25°C 
247 hours 
53 mm 
18 days 
January   >> January
>>  
29°C 
24°C 
245 hours 
43 mm 
17 days 
Climate in Soufrière

Average weather in Castries

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

Castries
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
30°C 
25°C 
241 hours 
117 mm 
19 days 
30°C 
25°C 
247 hours 
56 mm 
18 days 
January   >> January
>>  
29°C 
24°C 
245 hours 
45 mm 
17 days 
Climate in Castries

Average weather in Cap Estate

In December Cap Estate generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 25°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Cap Estate
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
25°C 
241 hours 
134 mm 
19 days 
29°C 
25°C 
247 hours 
63 mm 
18 days 
January   >> January
>>  
28°C 
24°C 
245 hours 
51 mm 
17 days 
Climate in Cap Estate

Average weather in Vieux Fort

In December Vieux Fort generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 25°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Vieux Fort
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
26°C 
241 hours 
134 mm 
19 days 
29°C 
25°C 
247 hours 
61 mm 
18 days 
January   >> January
>>  
28°C 
24°C 
245 hours 
49 mm 
17 days 
Climate in Vieux Fort

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

Is December the best time to visit Saint Lucia?

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

Generally speaking, January, February, March, April and December provide perfect weather in Gros Islet. On the other hand, the months of July, August, September, October and November tend to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Saint Lucia. Interested in the weather conditions in a specific month? Select the month below.

  • January      
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  • November      
  • December      
  • 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 climate conditions. Find out where to go with our weather planner.