Weather in December
Closing the year,
December's weather in
Mostaganem brings a considerable drop in sea temperatures to an average of 16.9°C (62.4°F). With the shortest daylight span of the year, the city is well into its winter season. The season's cooler temperatures strikingly contrast with the preceding hot summer months. Despite the onset of winter, Mostaganem's climate remains consistently mild. The month of December brings the year's cycle to a close, prompting plans for the forthcoming year's weather.
Sea temperature
In Mostaganem, the average seawater temperature in December is 16.9°C (62.4°F).
Note: Swimming in 16.9°C (62.4°F) is not a pleasurable activity for the majority of people. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
The month with the shortest days in Mostaganem is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 07:51 and sunset at 17:45. On the last day of December, in Mostaganem, sunrise is at 08:09 and sunset at 17:55 CET.