Marigot Bay
Saint Lucia
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Marigot Bay, Saint Lucia

October, the same as September, in Marigot Bay, Saint Lucia, is a hot autumn month, with temperature in the range of an average high of 30°C (86°F) and an average low of 23°C (73.4°F).

Temperature

The warmest months are May through October, with an average high-temperature of 30°C (86°F).

Rainfall

The month with the most rainfall in Marigot Bay is October when the rain falls for 18 days and typically aggregates up to 303mm (11.9") of precipitation.

Sea temperature

Months with the warmest seawater in Marigot Bay, Saint Lucia, are September and October, with an average sea temperature of 29°C (84.2°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.

Daylight

In Marigot Bay, the average length of the day in October is 11.8h.

Sunshine

October has the least sunshine of the year in Marigot Bay, with an average of 7h of sunshine.

UV index

The average daily maximum UV index in Marigot Bay is 11. A UV Index reading of 11, and higher, represents an extreme threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
In October, the average maximum UV index of 11 translate into the following recommendations:
Practice all essential precautions. Protection against sun damage is crucial. 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. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What are the warmest months in Marigot Bay?

May through October, with an average high-temperature of 30°C (86°F), are warmest months.

What is the temperature in October in Marigot Bay?

In Marigot Bay, Saint Lucia, in October, the average high-temperature is 30°C (86°F), and the average low-temperature is 23°C (73.4°F).

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

In Marigot Bay, Saint Lucia, during October, the rain falls for 18 days and regularly aggregates up to 303mm (11.9") of precipitation.

What is the rainiest month in Marigot Bay?

The month with the most rainfall in Marigot Bay is October when the rain falls for 18 days and typically aggregates up to 303mm (11.9") of precipitation.

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

Months with the warmest seawater in Marigot Bay, Saint Lucia, are September and October, with an average sea temperature of 29°C (84.2°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.

What is the water temperature in October in Marigot Bay?

In Marigot Bay, Saint Lucia, in October, the average water temperature is 29°C (84.2°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 October?

In Marigot Bay, the average length of the day in October is 11.8h.

What is the month with the least sunshine in Marigot Bay?

The month with the least sunshine in Marigot Bay, Saint Lucia, is October, with an average of 7h of sunshine.

How many hours of sunshine does Marigot Bay have in October?

In October, the average sunshine in Marigot Bay is 7h.

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

In October, the average daily maximum UV index is 11. A UV Index value of 11, and more, symbolizes an ultimate hazard to health from unprotected exposure to the UV radiation.
Average temperature in October - Marigot Bay, Saint Lucia
  • Average high temperature in October: 30°C

Warmest months (with the highest average high temperature) are May, June, July, August, September and October (30°C).
Months with the lowest average high temperature are January, February, March and December (28°C).

  • Average low temperature in October: 23°C

Months with the highest average low temperature are May, June, July, August and September (24°C).
Coldest months (with the lowest average low temperature) are January, February, March and December (22°C).

Average rainfall in October - Marigot Bay, Saint Lucia
  • Average rainfall in October: 303mm

The wettest month (with the highest rainfall) is October (303mm).
The driest month (with the lowest rainfall) is March (99mm).

Average rainfall days in October - Marigot Bay, Saint Lucia
  • Average rainfall days in October: 18 days

The month with the highest number of rainy days is September (24 days).
The month with the lowest number of rainy days is April (11 days).

Average sea temperature in October - Marigot Bay, Saint Lucia
  • Average sea temperature in October: 29°C

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

Average daylight in October / Average sunshine in October - Marigot Bay, Saint Lucia
  • Average daylight in October: 11.8h

Months with the longest days are June and July (Average daylight: 12.9h).
The month with shortest days is December (Average daylight: 11.3h).

  • Average sunshine in October: 7h

Months with most sunshine are January, February, March, April, May, June, July, August, September, November and December (Average sunshine: 8h).
The month with least sunshine is October (Average sunshine: 7h).

Average UV index in October - Marigot Bay, Saint Lucia
  • Average UV index in October: 11

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
Months with the lowest UV index are January, November and December (UV index 9).