March weather forecast
Saint Louis, Senegal

March in Saint Louis marks the arrival of slightly warmer days, with the highest known temperature reaching 32.7°C (90.9°F). This month showcases clear skies with virtually no rainfall, marking it a perfect window for outdoor activities and city explorations. Many people prefer to visit during this period due to the rising sea temperatures, which reach 19.6°C (67.3°F), and increasing daylight hours. The humidity level elevates to 56.5%, bringing a palpable change in the air. March opens new possibilities for beach lovers and sun chasers to enjoy Saint Louis's unique coastal allure.

Temperature

March brings a marginal elevation to a still tropical 32.7°C (90.9°F) from February's 32.2°C (90°F) in Saint Louis's average high-temperatures. Saint Louis's average low-temperature for the month of March denotes a significant decline from the daily high, recording at a refreshing 17.4°C (63.3°F).

Heat index

March's average heat index is computed to be a torrid 38°C (100.4°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In Saint Louis, the average relative humidity in March is 56.5%.

Rainfall

March is the last month it rains. Throughout March, Saint Louis collects 0mm (0") of precipitation. Throughout the year, 261mm (10.28") of rain is accumulated.

Sea temperature

March is the month with the coldest seawater in Saint Louis, with an average sea temperature of 19.6°C (67.3°F).
Note: Most people do not find swimming enjoyable in water of 19.6°C (67.3°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in March is 12h and 4min.
On the first day of the month, sunrise is at 07:22 and sunset at 19:13. On the last day of March, in Saint Louis, sunrise is at 07:01 and sunset at 19:18 GMT.

Sunshine

In March, the average sunshine is 8.9h.

UV index

The months with the highest UV index in Saint Louis, Senegal, are March through September, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 12 in March transforms into the following instructions:
Adopt all essential precautions. Preventing sun harm is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Even when the sky is cloudy, apply generously and frequently reapply a sunscreen with SPF 30 or more, especially post every swim or outdoor exercise.