May weather forecast
Phượng Trì, Vietnam

May, the last month of the spring in Phượng Trì, is another tropical month, with temperature in the range of an average high of 34°C (93.2°F) and an average low of 24.8°C (76.6°F).

Temperature

As April transitions into May, Phượng Trì notices a gentle rise in the average high-temperature, transitioning from a tropical 30.8°C (87.4°F) to a still hot 34°C (93.2°F). During the May nights, an average temperature of 24.8°C (76.6°F) is observed in Phượng Trì.

Heat index

In May, the heat index is calculated to be a blazing hot 49°C (120.2°F). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Phượng Trì, Vietnam, the average relative humidity in May is 74%.

Rainfall

In Phượng Trì, in May, during 18.7 rainfall days, 74mm (2.91") of precipitation is typically accumulated. Throughout the year, in Phượng Trì, there are 182.2 rainfall days, and 615mm (24.21") of precipitation is accumulated.

Daylight

In Phượng Trì, Vietnam, the average length of the day in May is 13h and 8min.
On the first day of the month, sunrise is at 05:26 and sunset at 18:22. On the last day of May, sunrise is at 05:15 and sunset at 18:34 +07.

Sunshine

In Phượng Trì, Vietnam, the average sunshine in May is 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 average person.
Note: In May, the UV index of 7 transforms into the following advice:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.