April weather forecast
Ngọc Tảo, Vietnam

April in Ngọc Tảo, Vietnam, is a tropical spring month, with an average temperature fluctuating between 30.8°C (87.4°F) and 21.8°C (71.2°F).

Temperature

The arrival of April brings a soft temperature shift, with the average high-temperature nudging from a warm 26.8°C (80.2°F) in March to a hot 30.8°C (87.4°F). The average temperature drops to an agreeable 21.8°C (71.2°F) during the night in the month of April.

Heat index

April's average heat index is estimated at a very hot 39°C (102.2°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In Ngọc Tảo, the average relative humidity in April is 77%.

Rainfall

In Ngọc Tảo, in April, during 14.8 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 181.2 rainfall days, and 595mm (23.43") of precipitation is accumulated.

Daylight

In April, the average length of the day is 12h and 38min.
On the first day of the month, sunrise is at 05:50 and sunset at 18:12. On the last day of April, sunrise is at 05:27 and sunset at 18:22 +07.

Sunshine

In April, the average sunshine is 7.2h.

UV index

The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, the maximum UV index of 6 transforms into these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Opt for tightly woven and loose clothing to enhance protection from the Sun.