April weather forecast
Bồng Sơn, Vietnam

April in Bồng Sơn, Vietnam, signifies the arrival of the hot dry season with temperatures ranging from 23.6°C (74.5°F) to 29.6°C (85.3°F). The days grow longer with daylight stretching to 12.5 hours, and sunshine further intensifies, touching 9.3 hours. The relative humidity drops to 81%, making the heat more tolerable than in the preceding months. As a typical dry season trait, rainfall decreases marginally to 49mm (1.93"), providing some respite from the heat. The southeast winds continue their reign, albeit at a slowed pace of 11.1km/h (6.9mph).

Temperature

Bồng Sơn records an average high-temperature of a still warm 29.6°C (85.3°F) in April, maintaining a close correlation with March's 27°C (80.6°F). An average low-temperature of 23.6°C (74.5°F) marks the month of April in Bồng Sơn.

Heat index

April's heat index is estimated at a sweltering 37°C (98.6°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gives a temperature feeling by integrating air temperature and humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in April is 81%.

Rainfall

In Bồng Sơn, during April, the rain falls for 15.6 days and regularly aggregates up to 49mm (1.93") of precipitation. Throughout the year, there are 245.1 rainfall days, and 1507mm (59.33") of precipitation is accumulated.

Daylight

In April, the average length of the day is 12h and 28min.
On the first day of the month, sunrise is at 05:39 and sunset at 17:56. On the last day of April, sunrise is at 05:21 and sunset at 18:00 +07.

Sunshine

In April, the average sunshine is 9.3h.

UV index

The months with the highest UV index are April through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 7 during April leads to these advisories:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. 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. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.