Weather in December
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
What is the temperature in December in Cala Bona?
How many days does it rain in December in Cala Bona?
How cold is the water in December in Cala Bona?
What is the month with the shortest days in Cala Bona?
How many hours of daylight does Cala Bona have in December?
What time are sunrise and sunset in December in Cala Bona?
What is the month with the least sunshine in Cala Bona?
How many hours of sunshine does Cala Bona have in December?
What is the month with the lowest UV index in Cala Bona?
What is the UV index reading in December in Cala Bona?
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 2min
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).
Cala Bona, Spain
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