December weather forecastCilangkara, Indonesia

Weather in December

The first month of the summer, December, is still a tropical month in Cilangkara, Indonesia, with temperature in the range of an average low of 26°C (78.8°F) and an average high of 30.8°C (87.4°F).

Temperature

In December, the average high-temperature registers at a still hot 30.8°C (87.4°F), nearly identical to November's 31.5°C (88.7°F). A consistent nighttime average temperature of 26°C (78.8°F) is maintained during December.

Heat index

The average heat index in December is calculated to be a torrid 38°C (100.4°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly relevant to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In December, the average relative humidity in Cilangkara is 72%.

Rainfall

In Cilangkara, in December, during 26.7 rainfall days, 179mm (7.05") of precipitation is typically accumulated. Throughout the year, in Cilangkara, Indonesia, there are 269.9 rainfall days, and 1520mm (59.84") of precipitation is accumulated.

Daylight

With an average of 12h and 30min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:26 and sunset at 17:54. On the last day of December, in Cilangkara, sunrise is at 05:39 and sunset at 18:09 WIB.

Sunshine

In December, the average sunshine in Cilangkara is 9.2h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Cilangkara. The months with the lowest UV index in Cilangkara are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum daily UV index of 7 during December morphs into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.