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

January weather forecast and climate
Marigot Bay, Saint Lucia

January, the same as December, is another warm winter month in Marigot Bay, Saint Lucia, with temperature in the range of an average high of 28°C (82.4°F) and an average low of 22°C (71.6°F).

Temperature

January through March and December, with an average high-temperature of 28°C (82.4°F), are the coldest months.

Rainfall

In January, in Marigot Bay, the rain falls for 17 days. Throughout January, 137mm (5.4") of precipitation is accumulated. In Marigot Bay, during the entire year, the rain falls for 208 days and collects up to 2377mm (93.6") of precipitation.

Sea temperature

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

Daylight

The average length of the day in Marigot Bay is 11.4h.

Sunshine

January through September, November and December, with an average of 8h of sunshine, are months with the most sunshine in Marigot Bay.

UV index

Months with the lowest UV index in Marigot Bay are January, November and December, with an average maximum UV index of 9. A UV Index reading of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 9 transform into the following instructions:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the coldest month in Marigot Bay?

January through March and December, with an average high-temperature of 28°C (82.4°F), are the coldest months in Marigot Bay.

What is the temperature in January in Marigot Bay?

In Marigot Bay, Saint Lucia, in January, the average high-temperature is 28°C (82.4°F), and the average low-temperature is 22°C (71.6°F).

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

In Marigot Bay, Saint Lucia, in January, it is raining for 17 days, with typically 137mm (5.4") of accumulated precipitation.

When is the sea coldest in Marigot Bay?

January through April, with an average sea temperature of 27°C (80.6°F), are months with the coldest seawater in Marigot Bay. 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 water temperature in January in Marigot Bay?

In Marigot Bay, Saint Lucia, the average seawater temperature in January is 27°C (80.6°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 January in Marigot Bay?

In Marigot Bay, the average length of the day in January is 11.4h.

What are the months with the most sunshine in Marigot Bay?

January through September, November and December, with an average of 8h of sunshine, are months with the most sunshine in Marigot Bay, Saint Lucia.

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

The average sunshine in January in Marigot Bay, Saint Lucia, is 8h.

What is the month with the lowest UV index in Marigot Bay?

Months with the lowest UV index in Marigot Bay are January, November and December, with an average maximum UV index of 9.

How high is the UV index in January in Marigot Bay?

In January, the average daily maximum UV index in Marigot Bay, Saint Lucia, is 9. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in January - Marigot Bay, Saint Lucia
  • Average high temperature in January: 28°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 January: 22°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 January - Marigot Bay, Saint Lucia
  • Average rainfall in January: 137mm

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

Average rainfall days in January - Marigot Bay, Saint Lucia
  • Average rainfall days in January: 17 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 January - Marigot Bay, Saint Lucia
  • Average sea temperature in January: 27°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 January / Average sunshine in January - Marigot Bay, Saint Lucia
  • Average daylight in January: 11.4h

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 January: 8h

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 January - Marigot Bay, Saint Lucia
  • Average UV index in January: 9

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).