December weather forecastBidor, Malaysia

Weather in December

December, the first month of the winter in Bidor, is still a warm month, with an average temperature ranging between max 29.2°C (84.6°F) and min 21°C (69.8°F).

Temperature

December notes an average high-temperature of a still warm 29.2°C (84.6°F), subtly differing from November's 29.3°C (84.7°F). In Bidor, the December nights cool down to an average low of 21°C (69.8°F).

Heat index

The average heat index in December is estimated at a torrid 36°C (96.8°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity in December is 85%.

Rainfall

In Bidor, in December, it is raining for 29.7 days, with typically 228mm (8.98") of accumulated precipitation. Throughout the year, in Bidor, there are 342.1 rainfall days, and 2712mm (106.77") of precipitation is accumulated.

Daylight

With an average of 11h and 54min of daylight, December has the shortest days of the year.
On the first day of December in Bidor, sunrise is at 7:06 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:14 pm +08.

Sunshine

The average sunshine in December in Bidor is 7.2h.

UV index

January through May, August, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, an average UV index of 6 transforms into the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.