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Saint Lucia weather in May

Planning a journey to Saint Lucia this May and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Saint Lucia in May?

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

You can expect warm maximum daytime temperatures of around 30°C and nighttime temperatures around 26°C in Gros Islet. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

In May, precipitation varies across different areas. From moderate rainfall in Soufrière with an average of 56 mm to moderate rainfall in Micoud with 65 mm. The city Gros Islet usually sees around 249 hours of sunlight, indicating many sunny days.

For a closer look at May'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 May

Find the average weather conditions in May 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 May for the 5 most popular destinations in Saint Lucia?

Average weather in Gros Islet

In May Gros Islet generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are pleasant 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
<<   April April
<<  
29°C 
25°C 
239 hours 
53 mm 
11 days 
30°C 
26°C 
249 hours 
64 mm 
15 days 
June   >> June
>>  
30°C 
26°C 
239 hours 
91 mm 
19 days 
Climate in Gros Islet

Average weather in Soufrière

In May Soufrière generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are pleasant 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
<<   April April
<<  
30°C 
25°C 
239 hours 
47 mm 
11 days 
30°C 
26°C 
249 hours 
56 mm 
15 days 
June   >> June
>>  
30°C 
26°C 
239 hours 
82 mm 
19 days 
Climate in Soufrière

Average weather in Castries

In May Castries generally has very high temperatures with maximum daytime temperatures around 31°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
<<   April April
<<  
30°C 
25°C 
239 hours 
50 mm 
11 days 
31°C 
25°C 
249 hours 
59 mm 
15 days 
June   >> June
>>  
31°C 
26°C 
239 hours 
81 mm 
19 days 
Climate in Castries

Average weather in Cap Estate

In May Cap Estate generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are pleasant 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
<<   April April
<<  
29°C 
25°C 
239 hours 
53 mm 
11 days 
30°C 
26°C 
249 hours 
65 mm 
15 days 
June   >> June
>>  
30°C 
26°C 
239 hours 
92 mm 
19 days 
Climate in Cap Estate

Average weather in Vieux Fort

In May Vieux Fort generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are pleasant 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
<<   April April
<<  
29°C 
25°C 
239 hours 
51 mm 
10 days 
30°C 
26°C 
249 hours 
62 mm 
15 days 
June   >> June
>>  
30°C 
26°C 
239 hours 
95 mm 
18 days 
Climate in Vieux Fort

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

Is May the best time to visit Saint Lucia?

In our opinion, May is a good time to visit Saint Lucia with overall pleasant weather in Gros Islet. However, the weather conditions may vary depending on your destination.

Generally speaking, the best visiting conditions can be found in January, February, March, April and December offering mostly perfect weather in Gros Islet. The weather in July, August, September, October and November, on the other hand, tends to be tolerable.

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.

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  • 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.