December weather forecastCala Bona, Spain

December

Weather in December

The first month of the winter, December, is still a refreshing month in Cala Bona, Spain, with an average temperature fluctuating between 8°C (46.4°F) and 15°C (59°F).

Temperature

Cala Bona's progression into December involves a minor drop in the average high-temperature, slightly receding from a refreshing 18°C (64.4°F) in November to a moderate 15°C (59°F). Throughout December, a steady low-temperature average of 8°C (46.4°F) is noted.

Rainfall

In Cala Bona, in December, during 15 rainfall days, 82mm (3.23") of precipitation is typically accumulated. Throughout the year, in Cala Bona, Spain, there are 122 rainfall days, and 672mm (26.46") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 16°C (60.8°F).
Note: For most, swimming in 16°C (60.8°F) is not a pleasant activity. 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 is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 07:48 and sunset at 17:22. On the last day of the month, sunrise is at 08:06 and sunset at 17:32 CET.

Sunshine

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

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

In December, the average high-temperature and low-temperature in Cala Bona are 15°C (59°F) and 8°C (46.4°F) respectively.

In December, the rain falls for 15 days. Throughout December, 82mm (3.23") of precipitation is accumulated.

In December, the average sea temperature in Cala Bona, Spain, is 16°C (60.8°F). For swimming, a surface water temperature of 16°C (60.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

The month with the shortest days in Cala Bona, Spain, is December, with an average of 9h and 24min of daylight.

The average day length in December in Cala Bona is 9h and 26min.

On the first day of December in Cala Bona, sunrise is at 07:48 and sunset at 17:22. On the last day of the month, sunrise is at 08:06 and sunset at 17:32 CET.

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

In Cala Bona, the average sunshine duration in December is 5h.

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2.

In December, the average daily maximum UV index in Cala Bona is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index

Average temperature in December
Cala Bona, Spain

  • Average high temperature in December: 15°C

The warmest months (with the highest average high temperature) are July and August (29°C).
The month with the lowest average high temperature is January (14°C).

  • Average low temperature in December: 8°C

The month with the highest average low temperature is August (20°C).
The coldest months (with the lowest average low temperature) are January and February (6°C).

Average rainfall in December
Cala Bona, Spain

  • Average rainfall in December: 82mm

The wettest month (with the highest rainfall) is October (102mm).
The driest month (with the least rainfall) is July (10mm).

Average rainfall days in December
Cala Bona, Spain

  • Average rainfall days in December: 15 days

The months with the highest number of rainy days are January and December (15 days).
The month with the least rainy days is July (3 days).

Average sea temperature in December
Cala Bona, Spain

  • Average sea temperature in December: 16°C

The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are February and March (14°C).

Average daylight in December /
Average sunshine in December
Cala Bona, Spain

  • Average daylight in December: 9h and 24min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 5h

The month with the most sunshine is July (Average sunshine: 11h).
The months with the least sunshine are January, November and December (Average sunshine: 5h).

Average UV index in December
Cala Bona, Spain

  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January, November and December (UV index 2).