March weather forecast
Port-au-Prince, Haiti

March, the first month of the spring in Port-au-Prince, is still a warm month, with an average temperature fluctuating between 28.1°C (82.6°F) and 19°C (66.2°F).

Temperature

In Port-au-Prince, the average high-temperature in March is almost the same as in February - a still moderately hot 28.1°C (82.6°F). In Port-au-Prince, in March, the average low-temperature is 19°C (66.2°F).

Heat index

In March, the average heat index is appraised at a tropical 31°C (87.8°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, clothing, differences in body mass, height, and shape). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Port-au-Prince, the average relative humidity in March is 73%.

Rainfall

In Port-au-Prince, it is raining for 19.9 days, with typically 52mm (2.05") of accumulated precipitation. Throughout the year, in Port-au-Prince, there are 227.4 rainfall days, and 904mm (35.59") of precipitation is accumulated.

Sea temperature

In Port-au-Prince, the average seawater temperature in March is 26.9°C (80.4°F).
Note: 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 March in Port-au-Prince, Haiti, is 12h and 3min.
On the first day of March, sunrise is at 06:08 and sunset at 17:55 EST. On the last day of the month, sunrise is at 06:44 and sunset at 19:02 EDT.
Note: On Sunday, 12. March 2023, at 02:00, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, 05. November 2023, at 02:00; consequently, the time zone reverts from EDT to EST.

Sunshine

In March, the average sunshine is 8.7h.

UV index

The months with the lowest UV index are January through May, July through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 6 in March transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.