April weather forecast
Hoà Hội, Vietnam

April, with a shift towards warmer temperatures, marks the arrival of summer in Hoà Hội. There is a perceptible rise in the UV index, suggesting a stronger sun and a subsequent need for sun protection. Evenings stay warm due to raised minimum temperatures, providing residents with amiable weather throughout the day. The month witnesses a slight escalation in rainfall, however, it remains relatively low. Especially noticeable is the daylight period extending to 12.5 hours a day, offering longer days.

Temperature

April experiences an average high-temperature of a still warm 29.9°C (85.8°F), barely different from March's 28.1°C (82.6°F). Throughout April nights, Hoà Hội registers an average low-temperature of 24.3°C (75.7°F).

Heat index

The heat index value during April is evaluated at a fiery hot 37°C (98.6°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. 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 particularly relevant to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

The average relative humidity in April is 80%.

Rainfall

In Hoà Hội, in April, it is raining for 14.8 days, with typically 64mm (2.52") of accumulated precipitation. Throughout the year, in Hoà Hội, Vietnam, there are 260 rainfall days, and 1343mm (52.87") of precipitation is accumulated.

Daylight

In April, the average length of the day in Hoà Hội is 12h and 28min.
On the first day of April in Hoà Hội, sunrise is at 05:38 and sunset at 17:55. On the last day of the month, sunrise is at 05:21 and sunset at 17:59 +07.

Sunshine

In Hoà Hội, the average sunshine in April is 8.6h.

UV index

The months with the highest UV index in Hoà Hội are March through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, the average maximum UV index of 7 translates into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.