December weather forecast
Hóc Môn, Vietnam

The first month of the winter, December, is also a hot month in Hóc Môn, Vietnam, with temperature in the range of an average low of 23.2°C (73.8°F) and an average high of 31.2°C (88.2°F).

Temperature

At the onset of December, Hóc Môn records an average high-temperature of a still hot 31.2°C (88.2°F), showing little deviation from the preceding month. In Hóc Môn, the December nights cool down to an average low of 23.2°C (73.8°F).

Heat index

For December, the heat index is appraised at a fiery hot 39°C (102.2°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In December, the average relative humidity in Hóc Môn, Vietnam, is 74%.

Rainfall

In December, the rain falls for 14 days. Throughout December, 32mm (1.26") of precipitation is accumulated. Throughout the year, there are 241.8 rainfall days, and 1283mm (50.51") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 11h and 30min of daylight.
On the first day of December, sunrise is at 05:56 and sunset at 17:28. On the last day of the month, sunrise is at 06:11 and sunset at 17:41 +07.

Sunshine

The average sunshine in December is 7.1h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, the UV index of 7 transforms into the following advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.