December weather forecast
Jatibening, Indonesia

The first month of the summer, December, is still a hot month in Jatibening, Indonesia, with an average temperature fluctuating between 30.5°C (86.9°F) and 26.3°C (79.3°F).

Temperature

The transition into December is marked with an average high-temperature of a still hot 30.5°C (86.9°F), showing an insignificant shift from November's 31.3°C (88.3°F). Jatibening's nighttime temperature in December shows a minor descent, with a steady average of 26.3°C (79.3°F).

Heat index

December's average heat index is appraised at a sweltering 37°C (98.6°F). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

In Jatibening, the average relative humidity in December is 71%.

Rainfall

In Jatibening, in December, it is raining for 27.3 days, with typically 195mm (7.68") of accumulated precipitation. Throughout the year, in Jatibening, there are 264.8 rainfall days, and 1580mm (62.2") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 12h and 30min of daylight.
On the first day of the month, sunrise is at 05:27 and sunset at 17:55. On the last day of December, sunrise is at 05:40 and sunset at 18:09 WIB.

Sunshine

The average sunshine in December in Jatibening, Indonesia, is 9.1h.

UV index

The months with the highest UV index in Jatibening are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Jatibening 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 unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 7 in December leads to these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.