September weather forecast
Sainte-Luce, Martinique

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Weather in September

September brings about a dip in rainfall to 81mm (3.19") from August in Sainte-Luce, yet maintaining balanced climatic conditions. Pleasant weather settings provide opportunities for hiking trips. A variety of birds and wildlife contribute to the overall holiday experience. As the month unfolds, fisherman cast their nets, a sight worth capturing. Vibrant hues of twilight make for spectacular photography capturing the transition from day to night.

Temperature

In Sainte-Luce, Martinique, the peak temperatures are generally noted in September, averaging a high of 29.4°C (84.9°F) and a low of 27.3°C (81.1°F).

Heat index

September's average heat index is calculated to be a very hot 35°C (95°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In Sainte-Luce, Martinique, the average relative humidity in September is 75%.

Rainfall

In Sainte-Luce, in September, during 21.1 rainfall days, 81mm (3.19") of precipitation is typically accumulated. In Sainte-Luce, during the entire year, the rain falls for 251.6 days and collects up to 667mm (26.26") of precipitation.

Sea temperature

September is the month with the warmest seawater, with an average sea temperature of 29.4°C (84.9°F).
Note: Engaging in water activities, such as swimming or diving, in temperatures from 25°C (77°F) to 29°C (84.2°F) is very pleasurable for extended periods, without any discomfort.

Daylight

In September, the average length of the day in Sainte-Luce is 12h and 13min.
On the first day of September, sunrise is at 05:51 and sunset at 18:15. On the last day of the month, sunrise is at 05:53 and sunset at 17:53 AST.

Sunshine

The average sunshine in September in Sainte-Luce is 10.1h.

UV index

The months with the highest UV index in Sainte-Luce are January through December, with an average maximum UV index of 7. 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 vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be wary! Reflections from sand and water make UV radiation more intense.

Frequently asked questions

What part of the year is the hottest in Sainte-Luce?

Temperature records mark September as the warmest month, with highs averaging 29.4°C (84.9°F) and lows at 27.3°C (81.1°F).

Is it hot in Sainte-Luce during September?

During September, Sainte-Luce experiences an average high-temperature of 29.4°C (84.9°F) and a low-temperature of 27.3°C (81.1°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in September is calculated to be 35°C (95°F).

What is the average humidity in September in Sainte-Luce?

In Sainte-Luce, the average relative humidity in September is 75%.

How much does it rain in Sainte-Luce in September?

In September, the rain falls for 21.1 days. Throughout September, 81mm (3.19") of precipitation is accumulated.

What is the month with the warmest sea water in Sainte-Luce?

September is the month with the warmest seawater, with an average sea temperature of 29.4°C (84.9°F).

How warm is the water in September in Sainte-Luce?

In Sainte-Luce, the average seawater temperature in September is 29.4°C (84.9°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in September in Sainte-Luce?

In Sainte-Luce, Martinique, the average day length in September is 12h and 13min.

When is the sunrise / sunset in September in Sainte-Luce?

In September, on the first day of the month, sunrise is at 05:51 and sunset at 18:15. On the last day of the month, in Sainte-Luce, sunrise is at 05:53 and sunset at 17:53 AST.

How many hours of sunshine does Sainte-Luce have in September?

The average sunshine duration in September in Sainte-Luce, Martinique, is 10.1h.

What are the months with the highest UV index in Sainte-Luce?

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

What are the months with the lowest UV index in Sainte-Luce?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Sainte-Luce.

How high is the UV index in September in Sainte-Luce?

In September, the average daily maximum UV index in Sainte-Luce is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in September
Sainte-Luce, Martinique

Average temperature in September - Sainte-Luce, Martinique
  • Average high temperature in September: 29.4°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 September: 27.3°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).

Average pressure in September
Sainte-Luce, Martinique

Average pressure in September - Sainte-Luce, Martinique
  • Average pressure in September: 1012.7mbar

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

Average wind speed in September
Sainte-Luce, Martinique

Average wind speed in September - Sainte-Luce, Martinique
  • Average wind speed in September: 19km/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).

Average humidity in September
Sainte-Luce, Martinique

Average humidity in September - Sainte-Luce, Martinique
  • Average humidity in September: 75%

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

Average rainfall in September
Sainte-Luce, Martinique

Average rainfall in September - Sainte-Luce, Martinique
  • Average rainfall in September: 81mm

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

Average rainfall days in September
Sainte-Luce, Martinique

Average rainfall days in September - Sainte-Luce, Martinique
  • Average rainfall days in September: 21.1 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).

Average sea temperature in September
Sainte-Luce, Martinique

Average sea temperature in September - Sainte-Luce, Martinique
  • Average sea temperature in September: 29.4°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 March (27°C).

Average daylight in September /
Average sunshine in September
Sainte-Luce, Martinique

Average daylight in September / Average sunshine in September - Sainte-Luce, Martinique
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in September: 10h and 1min

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).

Average sunshine days in September
Sainte-Luce, Martinique

Average sunshine days in September - Sainte-Luce, Martinique
  • Average sunshine days in September: 4.7 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).

Average UV index in September
Sainte-Luce, Martinique

Average UV index in September - Sainte-Luce, Martinique
  • Average UV index in September: 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).

Average cloud cover in September
Sainte-Luce, Martinique

Average cloud cover in September - Sainte-Luce, Martinique
  • Average cloud cover in September: 37

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

Average visibility in September
Sainte-Luce, Martinique

Average visibility in September - Sainte-Luce, Martinique
  • Average visibility in September: 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).

Sainte-Luce, Martinique

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