December weather forecastBoharan, Indonesia

Weather in December

The first month of the summer, December, is still a hot month in Boharan, Indonesia, with an average temperature ranging between min 26.3°C (79.3°F) and max 31.2°C (88.2°F).

Temperature

In December, the average high-temperature registers at a still hot 31.2°C (88.2°F), nearly identical to November's 32.4°C (90.3°F). Boharan records a negligible downturn from daytime temperatures, averaging a low of 26.3°C (79.3°F) in the month of December.

Heat index

Throughout December, the heat index is evaluated at a very hot 39°C (102.2°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in December is 74%.

Rainfall

In Boharan, in December, during 24.7 rainfall days, 102mm (4.02") of precipitation is typically accumulated. Throughout the year, there are 187.8 rainfall days, and 839mm (33.03") 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 05:02 and sunset at 17:34. On the last day of the month, sunrise is at 05:16 and sunset at 17:48 WIB.

Sunshine

The average sunshine in December in Boharan is 8.6h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 7 suggests this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.