May weather forecast
Sha Tau Kok, Hong Kong

May, the last month of the spring in Sha Tau Kok, is another warm month, with an average temperature varying between 24.5°C (76.1°F) and 28.8°C (83.8°F).

Temperature

The shift from April to May is marked by a slight increase in the average high-temperature, moving from a moderately hot 25.6°C (78.1°F) to a still warm 28.8°C (83.8°F). Sha Tau Kok's nighttime temperature in May consistently rests at a still warm 24.5°C (76.1°F).

Heat index

The heat index in May is appraised at a very hot 35°C (95°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. 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.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. 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

With an average relative humidity of 82%, May is the most humid month.

Rainfall

In May, the rain falls for 15.8 days. Throughout May, 80mm (3.15") of precipitation is accumulated. Throughout the year, there are 164.9 rainfall days, and 548mm (21.57") of precipitation is accumulated.

Daylight

In Sha Tau Kok, the average length of the day in May is 13h and 13min.
On the first day of the month, sunrise is at 05:50 and sunset at 18:50. On the last day of May, in Sha Tau Kok, Hong Kong, sunrise is at 05:38 and sunset at 19:03 HKT.

Sunshine

The average sunshine in May in Sha Tau Kok is 8.1h.

UV index

The months with the highest UV index in Sha Tau Kok are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.