December weather forecast
Bentleys, Barbados

Bentleys ushers in December with cooler climes, lower humidity, and reduced rainfall. The year draws to a close with shorter days and lesser precipitation, signifying the onset of winter. Bentleys witnesses December's most conspicuous weather shift in the significant plunge in rainfall volume to 30mm (1.18"). Sunshine hours dwindle further, soon to be replenished with the New Year. The reliability of the Bentleys' climate prevails, with the UV index, visibility, and atmospheric pressure remaining consistent throughout December.

Temperature

Transitioning into December, Bentleys experiences an average high-temperature of a still moderately hot 27.6°C (81.7°F), marking a minor shift from the preceding month. In the month of December, Bentleys experiences a minor discrepancy from peak daytime temperatures, settling at an average low-temperature of 26.5°C (79.7°F).

Heat index

For most parts of December, the heat index is estimated at a hot 31°C (87.8°F). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

The average relative humidity in December in Bentleys, Barbados, is 76%.

Rainfall

In Bentleys, during December, the rain falls for 16.2 days and regularly aggregates up to 30mm (1.18") of precipitation. In Bentleys, Barbados, during the entire year, the rain falls for 233.8 days and collects up to 706mm (27.8") of precipitation.

Daylight

December has the shortest days of the year in Bentleys, with an average of 11h and 24min of daylight.
On the first day of the month, sunrise is at 06:05 and sunset at 17:29. On the last day of December, sunrise is at 06:20 and sunset at 17:42 AST.

Sunshine

With an average of 6.5h of sunshine, December has the least sunshine of the year in Bentleys, Barbados.

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 in Bentleys, Barbados. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 7 in December transforms into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.