May weather forecast
Cul-de-Sac, Saint Martin

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Weather in May

May marks the start of the region's rainiest period. The dry, windier weather of the past few months transitions into a considerably rainier period, with the average monthly rainfall rising to a notable 84mm (3.31"). The humidity, relative to the previous months, experiences a slight increase, adding to the moist environment. Despite this, the UV index remains at seven, providing adequate sun exposure during the drier intervals. The weather in May in Cul-de-Sac defines the beginning of the wet season with increased precipitation and humidity.

Temperature

In Cul-de-Sac, May's average high-temperature stands at a still warm 27.2°C (81°F), closely related to the preceding month. A modest nighttime temperature average of 26°C (78.8°F) characterizes May in Cul-de-Sac.

Heat index

The heat index value for May is estimated at a tropical 30°C (86°F). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially vital to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

The months with the highest humidity in Cul-de-Sac are May through August, with an average relative humidity of 78%.

Rainfall

In May, in Cul-de-Sac, the rain falls for 23.7 days. Throughout May, 84mm (3.31") of precipitation is accumulated. In Cul-de-Sac, during the entire year, the rain falls for 252.8 days and collects up to 771mm (30.35") of precipitation.

Daylight

The average length of the day in May in Cul-de-Sac is 12h and 59min.
On the first day of the month, sunrise is at 05:44 and sunset at 18:33. On the last day of May, sunrise is at 05:35 and sunset at 18:44 AST.

Sunshine

In Cul-de-Sac, Saint Martin, the average sunshine in May is 10.1h.

UV index

January through November, with an average maximum UV index of 7, are months with the highest UV index in Cul-de-Sac. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during May translates into the following guidance:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the average May temperature in Cul-de-Sac?

The high-temperature, in May, in Cul-de-Sac, is 27.2°C (81°F), while the low-temperature averages to 26°C (78.8°F). In May, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 30°C (86°F).

What is the most humid month in Cul-de-Sac?

The months with the highest humidity are May through August, with an average relative humidity of 78%.

What is the average humidity in May in Cul-de-Sac?

In May, the average relative humidity is 78%.

How much does it rain in Cul-de-Sac in May?

In Cul-de-Sac, during May, the rain falls for 23.7 days and regularly aggregates up to 84mm (3.31") of precipitation.

What is the average length of the day in May in Cul-de-Sac?

The average day length in May in Cul-de-Sac, Saint Martin, is 12h and 59min.

When is the sunrise / sunset in May in Cul-de-Sac?

On the first day of May in Cul-de-Sac, sunrise is at 05:44 and sunset at 18:33. On the last day of the month, sunrise is at 05:35 and sunset at 18:44 AST.

How many hours of sunshine does Cul-de-Sac have in May?

The average sunshine duration in May in Cul-de-Sac, Saint Martin, is 10.1h.

When is the highest UV index in Cul-de-Sac?

January through November, with an average maximum UV index of 7, are months with the highest UV index in Cul-de-Sac.

How high is the UV index in May in Cul-de-Sac?

The average daily maximum UV index in May in Cul-de-Sac is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.

Average temperature in May
Cul-de-Sac, Saint Martin

Average temperature in May - Cul-de-Sac, Saint Martin
  • Average high temperature in May: 27.2°C

The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is March (25.8°C).

  • Average low temperature in May: 26°C

The month with the highest average low temperature is September (27.7°C).
The coldest month (with the lowest average low temperature) is March (24.7°C).

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Average pressure in May
Cul-de-Sac, Saint Martin

Average pressure in May - Cul-de-Sac, Saint Martin
  • Average pressure in May: 1015.7mbar

The months with the highest atmospheric pressure are January and June (1016.6mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).

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Average wind speed in May
Cul-de-Sac, Saint Martin

Average wind speed in May - Cul-de-Sac, Saint Martin
  • Average wind speed in May: 22.8km/h

The windiest month (with the highest average wind speed) is July (25.6km/h).
The calmest month (with the lowest average wind speed) is October (18.9km/h).

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Average humidity in May
Cul-de-Sac, Saint Martin

Average humidity in May - Cul-de-Sac, Saint Martin
  • Average humidity in May: 78%

The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are January, February, March and December (75%).

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Average rainfall in May
Cul-de-Sac, Saint Martin

Average rainfall in May - Cul-de-Sac, Saint Martin
  • Average rainfall in May: 84mm

The wettest month (with the highest rainfall) is October (103mm).
The driest month (with the least rainfall) is February (19mm).

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Average rainfall days in May
Cul-de-Sac, Saint Martin

Average rainfall days in May - Cul-de-Sac, Saint Martin
  • Average rainfall days in May: 23.7 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is February (14.8 days).

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Average daylight in May /
Average sunshine in May
Cul-de-Sac, Saint Martin

Average daylight in May / Average sunshine in May - Cul-de-Sac, Saint Martin
  • Average daylight in May: 13h and 0min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).

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Average sunshine days in May
Cul-de-Sac, Saint Martin

Average sunshine days in May - Cul-de-Sac, Saint Martin
  • Average sunshine days in May: 3.8 days

The month with the most sunshine days is March (9.9 days).
The month with the least sunshine days is August (1.7 days).

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Average UV index in May
Cul-de-Sac, Saint Martin

Average UV index in May - Cul-de-Sac, Saint Martin
  • Average UV index in May: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and November (UV index 7).
The month with the lowest UV index is December (UV index 6).

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Average cloud cover in May
Cul-de-Sac, Saint Martin

Average cloud cover in May - Cul-de-Sac, Saint Martin
  • Average cloud cover in May: 42

The months with the most cloud cover are May, June and August (Cloud cover 42).
The months with the least cloud cover are February and March (Cloud cover 34).

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Average visibility in May
Cul-de-Sac, Saint Martin

Average visibility in May - Cul-de-Sac, Saint Martin
  • 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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Cul-de-Sac, Saint Martin

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