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
December
Weather in December
Temperature
December commences with an average high-temperature of a still cool 11.5°C (52.7°F), showing little deviation from November's 12.8°C (55°F). Throughout the month of December, Silleda sees a steady low-temperature average of 5.2°C (41.4°F).Humidity
In December, the average relative humidity in Silleda is 89%.Rainfall
In Silleda, Spain, in December, it is raining for 16.7 days, with typically 95mm (3.74") of accumulated precipitation. Throughout the year, in Silleda, there are 176.6 rainfall days, and 790mm (31.1") of precipitation is accumulated.Snowfall
January, February, November and December are months with snowfall in Silleda, Spain. The months with the most snowfall are January and December, with an average 3mm (0.12") of accumulated snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Silleda.On the first day of December in Silleda, sunrise is at 08:44 and sunset at 18:00. On the last day of the month, sunrise is at 09:03 and sunset at 18:09 CET.
Sunshine
In Silleda, the average sunshine in December is 4.1h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Boost your sun resistance with garments that are densely woven yet spacious. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Silleda?
What is the average humidity in December in Silleda?
How many days does it rain in December in Silleda?
When does it snow the most in Silleda?
How many days does it snow in December in Silleda?
What is the month with the shortest days in Silleda?
What is the average length of the day in December in Silleda?
What time are sunrise and sunset in December in Silleda?
How long on average sun shines in December in Silleda?
What are the months with the lowest UV index in Silleda?
What is the UV index intensity in December in Silleda?
Average temperature in December
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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
Silleda, 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).
