December weather forecast
Fort-de-France Bay, Martinique

With December, a calmer and relaxed weather mood descends on Fort-de-France Bay. The transition from humid to dry season reaches its completion, with the weather becoming visibly cooler and drier. The downward shift in temperature combined with a significant drop in rainfall to 135mm (5.31"), marks the arrival of winter. However, the sea temperature still remains considerably warm, enticing visitors to enjoy beach activities. As Martinique embraces the holiday season, the climate in December perfectly complements the city's festive spirit.

Temperature

Fort-de-France Bay's weather, upon December's arrival, documents an average high-temperature of a still moderately hot 28.1°C (82.6°F), nearly identical to the prior month. Fort-de-France Bay cools down to an average low-temperature of 22.6°C (72.7°F) throughout the month of December.

Rainfall

In Fort-de-France Bay, Martinique, during December, the rain falls for 17.6 days and regularly aggregates up to 135mm (5.31") of precipitation. In Fort-de-France Bay, during the entire year, the rain falls for 198.2 days and collects up to 2021mm (79.57") of precipitation.

Sea temperature

In Fort-de-France Bay, the average seawater temperature in December 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

December has the shortest days of the year, with an average of 11h and 18min of daylight.
On the first day of the month, sunrise is at 06:13 and sunset at 17:33. On the last day of December, in Fort-de-France Bay, Martinique, sunrise is at 06:29 and sunset at 17:45 AST.

Sunshine

In Fort-de-France Bay, the average sunshine in December is 6.5h.

UV index

With an average maximum UV index of 8, December is the month with the lowest UV index. A UV Index value of 8 to 10 symbolizes a very high health hazard from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 8 in December transforms into this advice:
Always stay safe. Unprotected skin and eyes can get damaged rapidly. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.