December weather forecast
Tanahmerah, Indonesia

The first month of the summer, December, is also a hot month in Tanahmerah, Indonesia, with an average temperature fluctuating between 23.1°C (73.6°F) and 31.6°C (88.9°F).

Temperature

The advent of December brings an average high-temperature of a still tropical 31.6°C (88.9°F), almost identical to the preceding month. In December, the average low-temperature is a warm 23.1°C (73.6°F).

Heat index

For December, the heat index is estimated at a life-threatening hot 45°C (113°F). Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.
In reference to the heat index, it's for places in shade and with a slight wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. 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 extremely significant for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In Tanahmerah, the average relative humidity in December is 86%.

Rainfall

In Tanahmerah, in December, it is raining for 29.5 days, with typically 283mm (11.14") of accumulated precipitation. In Tanahmerah, during the entire year, the rain falls for 299.1 days and collects up to 2723mm (107.2") of precipitation.

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 Tanahmerah, sunrise is at 05:14 and sunset at 17:41. On the last day of the month, sunrise is at 05:27 and sunset at 17:56 WIT.

Sunshine

The average sunshine in December is 6.3h.

UV index

The month with the highest UV index is December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, an average UV index of 7 transforms into the following instructions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.