March weather forecast
Vieux Fort, Saint Lucia

While the rest of the world starts experiencing Spring in March, Vieux Fort maintains its standard tropical climate. The difference between the high and low temperatures has increased by 0.1°C (32.2°F) since February. The increased hours of daylight contribute to more time for sun-bathing while beach-goers are welcomed by slightly warmed sea waters. Rain showers continue to play a role in the overall climate, but they remain infrequent, not significantly affecting the daily life of residents and tourists. As the trade winds cool it down, March weather maintains a comfortable atmosphere for everyone in the city.

Temperature

The average high-temperature during March registers at a still moderately hot 27.1°C (80.8°F), closely corresponding to the preceding month. The temperature during March sees a subtle transition from day to night, averaging a low of 25.4°C (77.7°F).

Heat index

The heat index for March is computed to be 29°C (84.2°F). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
One should consider that heat index numbers are for shaded settings and light wind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

In March, the average relative humidity in Vieux Fort is 75%.

Rainfall

In Vieux Fort, during March, the rain falls for 16.1 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, there are 232.4 rainfall days, and 542mm (21.34") of precipitation is accumulated.

Sea temperature

February and March, with an average sea temperature of 27.2°C (81°F), are months with the coldest seawater in Vieux Fort.
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are excellent for swimming, diving, and other water activities, providing comfort and enjoyment for extended periods without discomfort.

Daylight

The average length of the day in March in Vieux Fort, Saint Lucia, 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, in Vieux Fort, sunrise is at 05:59 and sunset at 18:15 AST.

Sunshine

In Vieux Fort, the average sunshine in March is 8.7h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In March, a daily maximum UV index of 7 leads to the following instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Notice! The reflection of water and sand increases the UV radiation significantly.