December weather forecast
The Valley, Anguilla

December closes the year with a decrease in rainfall to 90mm (3.54"), embracing a calmer, more serene side of nature. The Valley includes a slight chill in the air, complemented by the comfortably warm temperatures prevalent throughout the month. As December progresses, daylight hours reduce further, leading to longer, cooler nights. Activities align with the festive season that engulfs Anguilla, supplemented by the comfortable climatic conditions. As the winter solstice arrives, The Valley witnesses the shortest day of the year, marking a fitting end to the cycle of shifting weather patterns that has spanned the year.

Temperature

The coldest months in The Valley are January through April and December, with an average high-temperature of 28°C (82.4°F).

Heat index

In December, the average heat index is calculated to be a hot 32°C (89.6°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In The Valley, Anguilla, the average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 20 days. Throughout December, 90mm (3.54") of precipitation is accumulated. In The Valley, during the entire year, the rain falls for 200 days and collects up to 970mm (38.19") of precipitation.

Sea temperature

In The Valley, in December, the average water temperature is 27°C (80.6°F).
Note: Ideal surface water temperatures for any water activity fall between 25°C (77°F) and 29°C (84.2°F), offering maximum enjoyment for lengthened periods.

Daylight

The month with the shortest days in The Valley is December, with an average of 11h and 6min of daylight.
On the first day of the month, sunrise is at 06:28 and sunset at 17:34. On the last day of December, sunrise is at 06:43 and sunset at 17:47 AST.

Sunshine

January, February, May through July, September through December, with an average of 8h of sunshine, are months with the least sunshine in The Valley.

UV index

With an average maximum UV index of 7, December is the month with the lowest UV index in The Valley. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 7 in December suggests the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Beware! Reflections from sand and water can intensify the Sun's UV radiation.