Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December begins with an average high-temperature of a still moderate 13.4°C (56.1°F), reflecting close similarity to the preceding month. During December, the nighttime temperatures align closely with the daytime averages, measuring a fresh 10.2°C (50.4°F).Humidity
October and December, with an average relative humidity of 72%, are the least humid months in Santoña.Rainfall
In Santoña, in December, during 10.6 rainfall days, 26mm (1.02") of precipitation is typically accumulated. Throughout the year, there are 133.9 rainfall days, and 336mm (13.23") of precipitation is accumulated.Snowfall
Months with snowfall in Santoña are January, February and December. December is the first month it typically snows in Santoña. Throughout December, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, in Santoña, Spain, there are 1.5 snowfall days, and 9mm (0.35") of snow is accumulated.Sea temperature
In Santoña, in December, the average water temperature is 14.3°C (57.7°F).Note: Swimming in 14.3°C (57.7°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.
Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 08:27 and sunset at 17:38. On the last day of December, sunrise is at 08:46 and sunset at 17:47 CET.
Sunshine
In Santoña, the average sunshine in December is 5.7h.UV index
The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the average maximum UV index of 4 translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in December in Santoña?
What is the least humid month in Santoña?
What is the average humidity in December in Santoña?
How much does it rain in Santoña in December?
When does it start to snow in Santoña?
What is the sea water temperature in December in Santoña?
What is the month with the shortest days in Santoña?
How many hours of daylight does Santoña have in December?
When is the sunrise / sunset in December in Santoña?
How long on average sun shines in December in Santoña?
What is the UV index reading in December in Santoña?
Average temperature in December
Santoña, Spain
- Average high temperature in December: 13.4°C
The warmest month (with the highest average high temperature) is August (21.9°C).
The months with the lowest average high temperature are January and February (11.8°C).
- Average low temperature in December: 10.2°C
The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is February (8.4°C).
Average pressure in December
Santoña, Spain
- Average pressure in December: 1021.5mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).
Average wind speed in December
Santoña, Spain
- Average wind speed in December: 17.8km/h
The windiest month (with the highest average wind speed) is November (19.5km/h).
The calmest month (with the lowest average wind speed) is August (12.3km/h).
Average humidity in December
Santoña, Spain
- Average humidity in December: 72%
The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are October and December (72%).
Average rainfall in December
Santoña, Spain
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is November (53mm).
The driest month (with the least rainfall) is July (14mm).
Average rainfall days in December
Santoña, Spain
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is January (13.8 days).
The month with the least rainy days is September (8.3 days).
Average snowfall in December
Santoña, Spain
- Average snowfall in December: 1mm
The months with the highest snowfall are January and February (4mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Santoña, Spain
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Santoña, Spain
- Average sea temperature in December: 14.3°C
The best month for swimming (with the highest average sea temperature) is August (21.2°C).
The coldest month (with the lowest average sea temperature) is February (12.7°C).
Average daylight in December /
Average sunshine in December
Santoña, Spain
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are June and July (Average sunshine: 9h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 24min).
Average sunshine days in December
Santoña, Spain
- Average sunshine days in December: 18.7 days
The month with the most sunshine days is August (20.1 days).
The month with the least sunshine days is February (14.2 days).
Average UV index in December
Santoña, Spain
- Average UV index in December: 4
The months with the highest UV index are May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, April and November (UV index 3).
Average cloud cover in December
Santoña, Spain
- Average cloud cover in December: 40
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in December
Santoña, Spain
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Santoña, Spain
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