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 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
Santiago de Compostela observes an average high-temperature of a still cool 11.5°C (52.7°F) in December, barely different from 12.8°C (55°F) in November. Santiago de Compostela, during the month of December, experiences an average low-temperature of 5.2°C (41.4°F).Humidity
The average relative humidity in December is 89%.Rainfall
In Santiago de Compostela, during December, the rain falls for 16.7 days and regularly aggregates up to 95mm (3.74") of precipitation. In Santiago de Compostela, during the entire year, the rain falls for 176.6 days and collects up to 790mm (31.1") of precipitation.Snowfall
January, February, November and December are months with snowfall in Santiago de Compostela. The months with the most snowfall are January and December, with an average 3mm (0.12") of accumulated snow.Daylight
The month with the shortest days in Santiago de Compostela is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 08:45 and sunset at 18:01. On the last day of December, in Santiago de Compostela, sunrise is at 09:04 and sunset at 18:09 CET.
Sunshine
The average sunshine in December in Santiago de Compostela is 4.1h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Stay sun-safe with clothing that is both closely woven and worn loosely. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Santiago de Compostela?
What is the average humidity in December in Santiago de Compostela?
How much does it rain in Santiago de Compostela in December?
When does it snow the most in Santiago de Compostela?
How many days does it snow in December in Santiago de Compostela?
What is the month with the shortest days in Santiago de Compostela?
How many hours of daylight does Santiago de Compostela have in December?
When is the sunrise / sunset in December in Santiago de Compostela?
How many hours of sunshine does Santiago de Compostela have in December?
When is the lowest UV index in Santiago de Compostela?
How high is the UV index in December in Santiago de Compostela?
Average temperature in December
Santiago de Compostela, Spain
- Average high temperature in December: 11.5°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (10.6°C).
- Average low temperature in December: 5.2°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure in December
Santiago de Compostela, Spain
- Average pressure in December: 1021.7mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Santiago de Compostela, Spain
- Average wind speed in December: 9.9km/h
The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.2km/h).
Average humidity in December
Santiago de Compostela, Spain
- Average humidity in December: 89%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in December
Santiago de Compostela, Spain
- Average rainfall in December: 95mm
The wettest month (with the highest rainfall) is November (126mm).
The driest month (with the least rainfall) is July (21mm).
Average rainfall days in December
Santiago de Compostela, Spain
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is November (19.2 days).
The month with the least rainy days is August (9.8 days).
Average snowfall in December
Santiago de Compostela, Spain
- Average snowfall in December: 3mm
The months with the highest snowfall are January and December (3mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Santiago de Compostela, Spain
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Santiago de Compostela, Spain
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Santiago de Compostela, Spain
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is August (17.1 days).
The month with the least sunshine days is November (8.3 days).
Average UV index in December
Santiago de Compostela, Spain
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Santiago de Compostela, Spain
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is September (Cloud cover 45).
Average visibility in December
Santiago de Compostela, Spain
- Average visibility in December: 7km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (7km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (7km).
Santiago de Compostela, Spain
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