May weather forecast
Hữu Lũng, Vietnam

May, the last month of the spring in Hữu Lũng, is a hot month, with temperature in the range of an average high of 32.6°C (90.7°F) and an average low of 24.2°C (75.6°F).

Temperature

The shift from April to May sees a slight increase in the average high-temperature, transitioning from a warm 29.3°C (84.7°F) to a tropical 32.6°C (90.7°F). Hữu Lũng's average low-temperature during May nights is observed to be a warm 24.2°C (75.6°F).

Heat index

The heat index value during May is computed to be a burning hot 45°C (113°F). Stay watchful: Heat exhaustion along with heat cramps are likely. Ongoing effort may cause heatstroke.
Given the heat index, its values are aligned with shaded sites and gentle winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In May, the average relative humidity in Hữu Lũng, Vietnam, is 76%.

Rainfall

In Hữu Lũng, in May, it is raining for 17.7 days, with typically 51mm (2.01") of accumulated precipitation. Throughout the year, in Hữu Lũng, there are 166.7 rainfall days, and 454mm (17.87") of precipitation is accumulated.

Daylight

In Hữu Lũng, the average length of the day in May is 13h and 10min.
On the first day of May in Hữu Lũng, sunrise is at 05:23 and sunset at 18:20. On the last day of the month, sunrise is at 05:11 and sunset at 18:32 +07.

Sunshine

In May, the average sunshine is 9.2h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Hữu Lũng. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.