December weather forecast
Sfax, Tunisia

December marks the arrival of winter in Sfax, with temperatures dipping from 6.7°C (44.1°F) to 17.6°C (63.7°F). Rainfall swells slightly to 29mm (1.14"), distributed over four days, contributing to the damp chill in the air. The changing weather ushers in the hustle and bustle of the festive season against a cooler backdrop. Despite shorter days, residents still enjoy about 6.3 hours of precious sunshine. Thus, winter in Sfax wraps up the year on a pleasantly chilly note.

Temperature

The onset of December results in a small decrease in the average high-temperature, moderately receding from an agreeable 21.4°C (70.5°F) in November to an enjoyable 17.6°C (63.7°F). Throughout December nights, Sfax experiences a consistent temperature average of 6.7°C (44.1°F).

Humidity

October and December, with an average relative humidity of 66%, are the most humid months in Sfax.

Rainfall

In Sfax, in December, during 4 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 32 rainfall days, and 237mm (9.33") of precipitation is accumulated.

Sea temperature

In Sfax, the average seawater temperature in December is 18.4°C (65.1°F).
Note: The majority find it unenjoyable to swim in 18.4°C (65.1°F). Breathing becomes tougher as the water temperature descends under 21°C (69.8°F).

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:06 and sunset at 17:05. On the last day of December, in Sfax, sunrise is at 07:24 and sunset at 17:16 CET.

Sunshine

With an average of 6.3h of sunshine, December has the least sunshine of the year in Sfax.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.