April weather forecast
Khúc Thủy, Vietnam

April is a hot spring month in Khúc Thủy, Vietnam, with temperature in the range of an average low of 21.8°C (71.2°F) and an average high of 30.8°C (87.4°F).

Temperature

The shift from March to April introduces a subtle increase in the average high-temperature, moving from a warm 26.8°C (80.2°F) to a hot 30.8°C (87.4°F). In the month of April, the average low-temperature usually rests at an agreeable 21.8°C (71.2°F).

Heat index

For April, the heat index is evaluated at a fiery hot 39°C (102.2°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly meaningful for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

In Khúc Thủy, the average relative humidity in April is 77%.

Rainfall

In April, in Khúc Thủy, the rain falls for 14.8 days. Throughout April, 32mm (1.26") of precipitation is accumulated. In Khúc Thủy, during the entire year, the rain falls for 181.2 days and collects up to 595mm (23.43") of precipitation.

Daylight

The average length of the day in April is 12h and 38min.
On the first day of the month, sunrise is at 05:49 and sunset at 18:11. On the last day of April, in Khúc Thủy, sunrise is at 05:26 and sunset at 18:21 +07.

Sunshine

In April, the average sunshine is 7.2h.

UV index

The average daily maximum UV index in April in Khúc Thủy is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 during April translates into the following guidance:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.