December weather forecast
Sruni, Indonesia

The first month of the summer, December, is still a tropical month in Sruni, Indonesia, with temperature in the range of an average high of 31.5°C (88.7°F) and an average low of 24.1°C (75.4°F).

Temperature

During December, the average high-temperature is a still tropical 31.5°C (88.7°F), maintaining a close resemblance to that of the preceding month. Sruni, in the month of December, anticipates a consistent average low-temperature of 24.1°C (75.4°F).

Heat index

In December, the heat index is estimated at a blisteringly hot 41°C (105.8°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Sruni, the average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 28.5 days. Throughout December, 193mm (7.6") of precipitation is accumulated. Throughout the year, in Sruni, there are 218.3 rainfall days, and 1409mm (55.47") 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 December in Sruni, sunrise is at 05:02 and sunset at 17:33. On the last day of the month, sunrise is at 05:15 and sunset at 17:48 WIB.

Sunshine

In December, the average sunshine is 7.9h.

UV index

The months with the highest UV index are February, April through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 7 in December converts into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.