December weather forecast
Giồng Riềng, Vietnam

The first month of the winter, December, is still a warm month in Giồng Riềng, Vietnam, with an average temperature fluctuating between 29.8°C (85.6°F) and 23.9°C (75°F).

Temperature

The coldest time of the year is December, with temperatures averaging a high of 29.8°C (85.6°F) and a low of 23.9°C (75°F).

Heat index

In December, the heat index is calculated to be a very hot 36°C (96.8°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', offers an insight into how hot it feels when we factor in moisture content. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In Giồng Riềng, the average relative humidity in December is 75%.

Rainfall

In Giồng Riềng, Vietnam, during December, the rain falls for 15.9 days and regularly aggregates up to 83mm (3.27") of precipitation. In Giồng Riềng, during the entire year, the rain falls for 220.7 days and collects up to 1169mm (46.02") of precipitation.

Daylight

With an average of 11h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 05:59 and sunset at 17:35. On the last day of December, sunrise is at 06:14 and sunset at 17:48 +07.

Sunshine

December has the least sunshine of the year, with an average of 6.2h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 7 in December suggests the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.