April weather forecast
Phục Thiện, Vietnam

April, the same as March, is a moderately hot spring month in Phục Thiện, Vietnam, with an average temperature varying between 29.3°C (84.7°F) and 21.3°C (70.3°F).

Temperature

A minor escalation in the average high-temperature is seen with the onset of April, moving from a warm 25.5°C (77.9°F) in March to a still moderately hot 29.3°C (84.7°F). During April, Phục Thiện's temperature averages to an agreeable 21.3°C (70.3°F) at night.

Heat index

For April, the heat index is estimated at a fiery hot 35°C (95°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In April, the average relative humidity is 78%.

Rainfall

In Phục Thiện, during April, the rain falls for 14.8 days and regularly aggregates up to 21mm (0.83") of precipitation. Throughout the year, there are 165.7 rainfall days, and 431mm (16.97") of precipitation is accumulated.

Daylight

The average length of the day in April in Phục Thiện is 12h and 38min.
On the first day of the month, sunrise is at 05:46 and sunset at 18:08. On the last day of April, sunrise is at 05:23 and sunset at 18:18 +07.

Sunshine

In Phục Thiện, the average sunshine in April is 6.9h.

UV index

The average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In April, a daily UV index of 6 turns into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.