May weather forecast
Palauli, Samoa

May ushers in an extended period of the slightly cooler climate, characterized by decreased temperatures and lower rainfall. Minor dips in temperature can be observed from the previous month, matching well into the climatic trend going into June. In May, temperatures reach their lowest average highs for the year, at 27.8°C (82°F), marking a subtle shift in the tropical climate. Relatively less windy conditions add to the feeling of increased heat despite the temperature drops. May in Palauli, Samoa is marked by stable weather conditions ripe for outdoor activities owing to lower rainfall.

Temperature

During May, Palauli records an average high-temperature of a still warm 28.3°C (82.9°F), marking a slight divergence from April's 28.7°C (83.7°F). During the month of May, Palauli identifies an average nighttime low-temperature of 27°C (80.6°F), slightly lower than its daytime counterpart.

Heat index

In May, the average heat index is calculated to be a tropical 32°C (89.6°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

The average relative humidity in May is 77%.

Rainfall

In Palauli, Samoa, during May, the rain falls for 22.5 days and regularly aggregates up to 118mm (4.65") of precipitation. In Palauli, during the entire year, the rain falls for 246.7 days and collects up to 1451mm (57.13") of precipitation.

Daylight

In Palauli, the average length of the day in May is 11h and 29min.
On the first day of the month, sunrise is at 06:38 and sunset at 18:14. On the last day of May, sunrise is at 06:46 and sunset at 18:08 +13.

Sunshine

The average sunshine in May is 8h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 7 during May translates into the following directions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.