March weather forecast
Grand Anse Beach, Saint Lucia

March sees a further steep decrease in the volume of rainfall, with a total of 76mm (2.99") making it the year's driest month. However, the temperature rises slightly, making afternoons a bit warmer. A higher UV index of 12 implies a stronger sun, hence protection from harmful ultraviolet rays becomes increasingly crucial. The days grow longer, providing additional daylight hours for outdoor activities. The sea temperature, meanwhile, remains consistently pleasant for water sports.

Temperature

March begins with an average high-temperature of a still warm 29°C (84.2°F), reflecting close similarity to the preceding month. March sees the temperature falling to a mean low of 22°C (71.6°F).

Rainfall

The month with the least rainfall is March, when the rain falls for 13 days and typically collects 76mm (2.99") of precipitation.

Sea temperature

February and March, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater in Grand Anse Beach, Saint Lucia.
Note: Water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are pleasurable, without feeling uncomfortable even during extended periods.

Daylight

In March, the average length of the day in Grand Anse Beach is 12h and 4min.
On the first day of March, sunrise is at 06:19 and sunset at 18:12. On the last day of the month, sunrise is at 05:59 and sunset at 18:15 AST.

Sunshine

The months with the most sunshine in Grand Anse Beach are January through September, November and December, with an average of 8h of sunshine.

UV index

The months with the highest UV index are March through September, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV rays for the average person.
Note: In March, the average maximum UV index of 12 translates into the following recommendations:
Implement all necessary safeguards, unprotected skin might suffer burns rapidly. 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. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Despite the cloud cover, sunscreen with an SPF of at least 30 should be generously applied and reapplied, particularly after a swim or an outdoor workout. Be on guard! The reflective nature of sand and water boosts UV exposure.