December weather forecastPalmas Altas, Cuba

Weather in December

The first month of the winter, December, is still a warm month in Palmas Altas, Cuba, with temperature in the range of an average high of 29°C (84.2°F) and an average low of 20.8°C (69.4°F).

Temperature

December's presence records an average high-temperature of a still moderately hot 29°C (84.2°F), closely mirroring November's climate. Throughout December, Palmas Altas experiences a low-temperature average of 20.8°C (69.4°F).

Heat index

The heat index for December is appraised at a fiery hot 35°C (95°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. 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. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The average relative humidity in December is 79%.

Rainfall

In Palmas Altas, during December, the rain falls for 10.5 days and regularly aggregates up to 16mm (0.63") of precipitation. Throughout the year, in Palmas Altas, Cuba, there are 216.6 rainfall days, and 605mm (23.82") of precipitation is accumulated.

Daylight

The month with the shortest days in Palmas Altas is December, with an average of 10h and 54min of daylight.
On the first day of the month, sunrise is at 06:27 and sunset at 17:27. On the last day of December, sunrise is at 06:43 and sunset at 17:39 CST.

Sunshine

In Palmas Altas, the average sunshine in December is 7.2h.

UV index

January, February, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Palmas Altas. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 6 translates into these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.