March weather forecast and climate
Apia, Samoa

The first month of the autumn, March, is still a warm month in Apia, Samoa, with average temperature varying between 27.3°C (81.1°F) and 28.7°C (83.7°F).

Temperature

The warmest months are March and April, with an average high-temperature of 28.7°C (83.7°F).

Heat index

The average heat index is appraised at a hot 33°C (91.4°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the 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 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, differences in body mass, height, and shape, clothing). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, 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

The least humid month in Apia is March, with an average relative humidity of 75%.

Rainfall

In March, in Apia, the rain falls for 21 days. Throughout March, 73mm (2.87") of precipitation is accumulated. In Apia, during the entire year, the rain falls for 246.7 days and collects up to 1451mm (57.13") of precipitation.

Sea temperature

March is the month with the warmest seawater in Apia, with an average sea temperature of 29.7°C (85.5°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In Apia, Samoa, the average length of the day is 12.2h.

Sunshine

The month with the most sunshine is March, with an average of 8.7h of sunshine.

UV index

Months with the highest UV index in Apia are January through December, with an average maximum UV index of 7. Months with the lowest UV index in Apia are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 7 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.