Temperatures in May
It's hot in May in Saint Lucia with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 31°C. At night, you can expect temperatures between 26°C and 26°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Saint Lucia in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Saint Lucia with hot temperatures, averaging around 31°C during the day and nights close to 26°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-May
By mid-May, the average daytime temperature stays the same at 31°C, with nights close to 26°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of May
By the end of May, the average daytime temperature in Saint Lucia will be around 31°C, with nights close to 26°C. A shower might show up, but overall the weather will be dry and sunny. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in May
In May, there is an average of 80 mm of precipitation, spread over 13 days. The wind speed is around 5 Bft, mostly coming from the East.
The average precipitation chance is 41% per day this month. The weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Saint Lucia. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Saint Lucia in May |
UK | ||
|---|---|---|---|
 Average Temperature |
31°C | 18°C | |
 High Temp |
31°C | 21°C | |
| Low Temp |
30°C | 15°C | |
 Total Precipitation |
80 mm | 46 mm | |
| Rainy Days |
13 days | 8 days | |
April
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit Saint Lucia?
May is a great month to be in Saint Lucia for sunny weather. You’ll get high temperatures and not too much rain this month.
The hurricane season in Saint Lucia runs from June to November.
Temperature records for Saint Lucia in May
With 36°C, Saint Lucia hit the highest temperature in the last 10 years in May 2015. The lowest daytime temperature in this month was 27°C in 2014. The extreme night temperatures ranged from a low of 22°C to a high of 28°C.
Check out the climate of Saint Lucia for all months and discover the best travel time
The climate of Saint Lucia is based on weather data from Castries. Other locations might have different weather. You can check out all destinations in Saint Lucia for a full picture of the climate.
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Daily Temperature in May in Saint Lucia
This chart shows the average daily temperatures, both day and night, for each day in May in Saint Lucia, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Saint Lucia
The chart below shows the average daily precipitation in May for Saint Lucia, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 13 days of rain in Saint Lucia.
Daily UV Index in May in Saint Lucia
This chart shows the average daily UV index in May in Saint Lucia, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Saint Lucia Over the Years
This chart shows the average temperature in May in Saint Lucia, measured in degrees Celsius, over the past years.
Total Precipitation in May in Saint Lucia Over the Years
This chart shows the average precipitation in May in Saint Lucia, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Saint Lucia
Click on a specific day in May for detailed info on the typical weather on that day in Saint Lucia. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Saint Lucia
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Average Weather in Saint Lucia by Month
Click on a month below to see detailed weather info for Saint Lucia. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Saint Lucia for all months at once
