May weather forecast
Les Trois-Îlets, Martinique

Weather in May

The last month of the spring, May, is also a moderately hot month in Les Trois-Îlets, Martinique, with an average temperature fluctuating between 28.3°C (82.9°F) and 26.6°C (79.9°F).

Temperature

In May, the average high-temperature is practically the same as in April - a still warm 28.3°C (82.9°F). In May, in Les Trois-Îlets, the average low-temperature is 26.6°C (79.9°F).

Heat index

The average heat index in May is computed to be a hot 32°C (89.6°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, pregnancy, differences in body mass, height, and shape), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Les Trois-Îlets, the average relative humidity in May is 76%.

Rainfall

In Les Trois-Îlets, Martinique, during May, the rain falls for 21.5 days and regularly aggregates up to 46mm (1.81") of precipitation. Throughout the year, in Les Trois-Îlets, there are 251.6 rainfall days, and 667mm (26.26") of precipitation is accumulated.

Sea temperature

In Les Trois-Îlets, Martinique, the average water temperature is 28.2°C (82.8°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In May, the average length of the day in Les Trois-Îlets, Martinique, is 12h and 49min.
On the first day of the month, sunrise is at 05:41 and sunset at 18:21. On the last day of May, sunrise is at 05:34 and sunset at 18:29 AST.

Sunshine

In May, the average sunshine is 9.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Les Trois-Îlets, Martinique. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 7 in May interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in May in Les Trois-Îlets?

The average high-temperature, in May, in Les Trois-Îlets, is 28.3°C (82.9°F), while the average low-temperature is 26.6°C (79.9°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is computed to be 32°C (89.6°F).

What is the average humidity in May in Les Trois-Îlets?

The average relative humidity in May is 76%.

How much does it rain in Les Trois-Îlets in May?

In May, in Les Trois-Îlets, the rain falls for 21.5 days. Throughout May, 46mm (1.81") of precipitation is accumulated.

What is the water temperature in May in Les Trois-Îlets?

In Les Trois-Îlets, Martinique, in May, the average water temperature is 28.2°C (82.8°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Les Trois-Îlets have in May?

In May, the average day length is 12h and 49min.

When is the sunrise / sunset in May in Les Trois-Îlets?

On the first day of May in Les Trois-Îlets, Martinique, sunrise is at 05:41 and sunset at 18:21. On the last day of the month, sunrise is at 05:34 and sunset at 18:29 AST.

How long on average sun shines in May in Les Trois-Îlets?

The average sunshine duration in May in Les Trois-Îlets is 9.8h.

When is the highest UV index in Les Trois-Îlets?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Les Trois-Îlets.

What are the months with the lowest UV index in Les Trois-Îlets?

The months with the lowest UV index are January through December, with an average maximum UV index of 7.

How high is the UV index in May in Les Trois-Îlets?

In Les Trois-Îlets, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in May
Les Trois-Îlets, Martinique

Average temperature in May - Les Trois-Îlets, Martinique
  • Average high temperature in May: 28.3°C

The warmest month (with the highest average high temperature) is September (29.4°C).
The month with the lowest average high temperature is February (26.8°C).

  • Average low temperature in May: 26.6°C

The months with the highest average low temperature are August, September and October (27.3°C).
The coldest month (with the lowest average low temperature) is March (24.8°C).

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Average pressure in May
Les Trois-Îlets, Martinique

Average pressure in May - Les Trois-Îlets, Martinique
  • Average pressure in May: 1014.6mbar

The month with the highest atmospheric pressure is June (1015.3mbar).
The month with the lowest atmospheric pressure is November (1011.7mbar).

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Average wind speed in May
Les Trois-Îlets, Martinique

Average wind speed in May - Les Trois-Îlets, Martinique
  • Average wind speed in May: 23.4km/h

The windiest month (with the highest average wind speed) is January (26.2km/h).
The calmest month (with the lowest average wind speed) is September (19km/h).

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Average humidity in May
Les Trois-Îlets, Martinique

Average humidity in May - Les Trois-Îlets, Martinique
  • Average humidity in May: 76%

The month with the highest relative humidity is November (77%).
The months with the lowest relative humidity are January, February and March (74%).

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Average rainfall in May
Les Trois-Îlets, Martinique

Average rainfall in May - Les Trois-Îlets, Martinique
  • Average rainfall in May: 46mm

The wettest month (with the highest rainfall) is November (85mm).
The driest months (with the least rainfall) are February and March (25mm).

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Average rainfall days in May
Les Trois-Îlets, Martinique

Average rainfall days in May - Les Trois-Îlets, Martinique
  • Average rainfall days in May: 21.5 days

The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is March (17 days).

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Average sea temperature in May
Les Trois-Îlets, Martinique

Average sea temperature in May - Les Trois-Îlets, Martinique
  • Average sea temperature in May: 28.2°C

The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is February (26.9°C).

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Average daylight in May /
Average sunshine in May
Les Trois-Îlets, Martinique

Average daylight in May / Average sunshine in May - Les Trois-Îlets, Martinique
  • Average daylight in May: 12h and 49min

The month with the longest days is June (Average daylight: 12h and 58min).
The month with the shortest days is December (Average daylight: 11h and 17min).

  • Average sunshine in May: 9h and 48min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in May
Les Trois-Îlets, Martinique

Average sunshine days in May - Les Trois-Îlets, Martinique
  • Average sunshine days in May: 2.6 days

The month with the most sunshine days is March (6.3 days).
The month with the least sunshine days is November (1.6 days).

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Average UV index in May
Les Trois-Îlets, Martinique

Average UV index in May - Les Trois-Îlets, Martinique
  • Average UV index in May: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in May
Les Trois-Îlets, Martinique

Average cloud cover in May - Les Trois-Îlets, Martinique
  • Average cloud cover in May: 44

The month with the most cloud cover is June (Cloud cover 46).
The month with the least cloud cover is February (Cloud cover 36).

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Average visibility in May
Les Trois-Îlets, Martinique

Average visibility in May - Les Trois-Îlets, Martinique
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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