December weather forecast
Cala Mayor, Spain

December, the first month of the winter in Cala Mayor, is also a moderate month, with an average temperature varying between 14°C (57.2°F) and 6°C (42.8°F).

Temperature

Cala Mayor's progression into December involves a minor drop in the average high-temperature, slightly receding from a comfortable 17°C (62.6°F) in November to a moderate 14°C (57.2°F). Cala Mayor anticipates an average minimum temperature of 6°C (42.8°F) in the month of December.

Rainfall

In December, in Cala Mayor, the rain falls for 14 days. Throughout December, 58mm (2.28") of precipitation is accumulated. Throughout the year, there are 118 rainfall days, and 525mm (20.67") of precipitation is accumulated.

Sea temperature

In Cala Mayor, in December, the average water temperature is 16°C (60.8°F).
Note: For most people, a water temperature of 16°C (60.8°F) is not conducive to enjoyable swimming. Breathing control becomes harder as the water temperature dips below 21°C (69.8°F).

Daylight

The month with the shortest days in Cala Mayor is December, with an average of 9h and 24min of daylight.
On the first day of December in Cala Mayor, sunrise is at 07:51 and sunset at 17:26. On the last day of the month, sunrise is at 08:09 and sunset at 17:35 CET.

Sunshine

The months with the least sunshine are January, November and December, with an average of 5h of sunshine.

UV index

The months with the lowest UV index in Cala Mayor are January, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.