March weather forecast
Marigot Bay, Saint Lucia

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Weather in March

March displays similar weather conditions to February with relatively stable temperature and humidity levels. The most notable change is the average number of daylight hours, which increases from February’s 11.7 hours to 12.1 hours. This implies longer bright days and extended time for tourism activities. Compared to the preceding months, the weather parameters evidently show the transition into Saint Lucia's longer days. The month of March in Marigot Bay provides an excellent opportunity to witness Saint Lucia's vibrant local life under the extended daylight.

Temperature

Marigot Bay marks the start of March with an average high-temperature of a still warm 27.7°C (81.9°F), hinting at a slight fluctuation from February's 27.5°C (81.5°F). Marigot Bay registers a steady nighttime temperature averaging a still warm 25°C (77°F) throughout March.

Heat index

The heat index value for March is calculated to be a hot 30°C (86°F). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The months with the lowest humidity are January through March and September, with an average relative humidity of 73%.

Rainfall

In Marigot Bay, in March, it is raining for 18.8 days, with typically 21mm (0.83") of accumulated precipitation. In Marigot Bay, during the entire year, the rain falls for 255.2 days and collects up to 560mm (22.05") of precipitation.

Sea temperature

The months with the coldest seawater in Marigot Bay are January through April, with an average sea temperature of 27°C (80.6°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In March, the average length of the day is 12h and 4min.
On the first day of the month, sunrise is at 06:19 and sunset at 18:12. On the last day of March, sunrise is at 06:00 and sunset at 18:16 AST.

Sunshine

In Marigot Bay, the average sunshine in March is 8.3h.

UV index

The months with the highest UV index in Marigot Bay are January through May, July through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during March leads to these advisories:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

Frequently asked questions

What are the temperatures in Marigot Bay in March?

Marigot Bay in March has an average high-temperature of 27.7°C (81.9°F) and an average low-temperature of 25°C (77°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in March is calculated to be 30°C (86°F).

What are the least humid months in Marigot Bay?

The months with the lowest humidity are January through March and September, with an average relative humidity of 73%.

What is the average humidity in March in Marigot Bay?

In Marigot Bay, the average relative humidity in March is 73%.

How many days does it rain in March in Marigot Bay?

In Marigot Bay, Saint Lucia, in March, it is raining for 18.8 days, with typically 21mm (0.83") of accumulated precipitation.

What are the months with the coldest sea water in Marigot Bay?

The months with the coldest seawater are January through April, with an average sea temperature of 27°C (80.6°F).

How warm is the water in March in Marigot Bay?

In March, the average sea temperature in Marigot Bay is 27°C (80.6°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Marigot Bay have in March?

The average day length in March is 12h and 4min.

When are sunrise and sunset in March in Marigot Bay?

In March, on the first day of the month, sunrise is at 06:19 and sunset at 18:12. On the last day of the month, in Marigot Bay, sunrise is at 06:00 and sunset at 18:16 AST.

How long on average sun shines in March in Marigot Bay?

The average sunshine duration in March is 8.3h.

What are the months with the highest UV index in Marigot Bay?

January through May, July through December, with an average maximum UV index of 7, are months with the highest UV index in Marigot Bay, Saint Lucia.

What is the UV index intensity in March in Marigot Bay?

In Marigot Bay, the average daily maximum UV index in March is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.

Average temperature in March
Marigot Bay, Saint Lucia

Average temperature in March - Marigot Bay, Saint Lucia
  • Average high temperature in March: 27.7°C

The warmest month (with the highest average high temperature) is September (30.3°C).
The months with the lowest average high temperature are January and February (27.5°C).

  • Average low temperature in March: 25°C

The month with the highest average low temperature is October (27.2°C).
The coldest month (with the lowest average low temperature) is March (25°C).

Average pressure in March
Marigot Bay, Saint Lucia

Average pressure in March - Marigot Bay, Saint Lucia
  • Average pressure in March: 1014.5mbar

The month with the highest atmospheric pressure is June (1015mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).

Average wind speed in March
Marigot Bay, Saint Lucia

Average wind speed in March - Marigot Bay, Saint Lucia
  • Average wind speed in March: 22.7km/h

The windiest month (with the highest average wind speed) is February (24.7km/h).
The calmest month (with the lowest average wind speed) is September (16.7km/h).

Average humidity in March
Marigot Bay, Saint Lucia

Average humidity in March - Marigot Bay, Saint Lucia
  • Average humidity in March: 73%

The months with the highest relative humidity are May, June, July, August and November (75%).
The months with the lowest relative humidity are January, February, March and September (73%).

Average rainfall in March
Marigot Bay, Saint Lucia

Average rainfall in March - Marigot Bay, Saint Lucia
  • Average rainfall in March: 21mm

The wettest month (with the highest rainfall) is August (82mm).
The driest month (with the least rainfall) is February (19mm).

Average rainfall days in March
Marigot Bay, Saint Lucia

Average rainfall days in March - Marigot Bay, Saint Lucia
  • Average rainfall days in March: 18.8 days

The month with the highest number of rainy days is July (26.5 days).
The month with the least rainy days is February (16.4 days).

Average sea temperature in March
Marigot Bay, Saint Lucia

Average sea temperature in March - Marigot Bay, Saint Lucia
  • Average sea temperature in March: 27°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (27°C).

Average daylight in March /
Average sunshine in March
Marigot Bay, Saint Lucia

Average daylight in March / Average sunshine in March - Marigot Bay, Saint Lucia
  • Average daylight in March: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in March: 8h and 2min

The month with the most sunshine is April (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in March
Marigot Bay, Saint Lucia

Average sunshine days in March - Marigot Bay, Saint Lucia
  • Average sunshine days in March: 7.4 days

The month with the most sunshine days is January (7.8 days).
The month with the least sunshine days is July (0.8 days).

Average UV index in March
Marigot Bay, Saint Lucia

Average UV index in March - Marigot Bay, Saint Lucia
  • Average UV index in March: 7

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

Average cloud cover in March
Marigot Bay, Saint Lucia

Average cloud cover in March - Marigot Bay, Saint Lucia
  • Average cloud cover in March: 40

The months with the most cloud cover are June and July (Cloud cover 48).
The month with the least cloud cover is February (Cloud cover 38).

Average visibility in March
Marigot Bay, Saint Lucia

Average visibility in March - Marigot Bay, Saint Lucia
  • Average visibility in March: 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).

Marigot Bay, Saint Lucia

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