May weather forecast
Vọng Hải, Vietnam

The last month of the spring, May, is a tropical month in Vọng Hải, Vietnam, with temperature in the range of an average low of 25.8°C (78.4°F) and an average high of 32°C (89.6°F).

Temperature

May signals a minor shift in the average high-temperature, moving from April's moderately hot 28.3°C (82.9°F) to a hot 32°C (89.6°F). In May, Vọng Hải encounters an average low-temperature of 25.8°C (78.4°F) during the night.

Heat index

May's average heat index is appraised at an extremely hot 43°C (109.4°F). Be cautious: Heat exhaustion along with heat cramps are predicted. Heatstroke is a possible consequence of continuous physical effort.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The average relative humidity in May in Vọng Hải is 77%.

Rainfall

In Vọng Hải, during May, the rain falls for 18.2 days and regularly aggregates up to 85mm (3.35") of precipitation. Throughout the year, there are 218.7 rainfall days, and 1028mm (40.47") of precipitation is accumulated.

Daylight

In May, the average length of the day is 13h and 8min.
On the first day of the month, sunrise is at 05:22 and sunset at 18:17. On the last day of May, sunrise is at 05:11 and sunset at 18:30 +07.

Sunshine

The average sunshine in May is 9.9h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 7 in May, converts into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.