December weather forecast
Jatiseeng Kidul, Indonesia

December, the first month of the summer in Jatiseeng Kidul, is still a hot month, with an average temperature fluctuating between 25.2°C (77.4°F) and 30.2°C (86.4°F).

Temperature

At the onset of December, Jatiseeng Kidul records an average high-temperature of a still hot 30.2°C (86.4°F), showing little deviation from the preceding month. Jatiseeng Kidul sustains a near constant temperature throughout December, with nighttime averages of 25.2°C (77.4°F).

Heat index

For most parts of December, the heat index is estimated at a sweltering 37°C (98.6°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in December is 76%.

Rainfall

In Jatiseeng Kidul, in December, it is raining for 27.5 days, with typically 173mm (6.81") of accumulated precipitation. Throughout the year, there are 244.1 rainfall days, and 1216mm (47.87") 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 December, sunrise is at 05:19 and sunset at 17:49. On the last day of the month, sunrise is at 05:32 and sunset at 18:03 WIB.

Sunshine

The month with the least sunshine is December, with an average of 8.3h of sunshine.

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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, a regular UV index of 7 translates into these guidelines:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.