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 ushers in an average high-temperature of a frosty 8.3°C (46.9°F), aligning closely with the preceding month. In the month of December, San Millán de los Caballeros's average low-temperature falls to a wintry 0.9°C (33.6°F).Humidity
In San Millán de los Caballeros, the average relative humidity in December is 81%.Rainfall
In San Millán de los Caballeros, in December, during 7.7 rainfall days, 18mm (0.71") of precipitation is typically accumulated. Throughout the year, there are 101.1 rainfall days, and 211mm (8.31") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In San Millán de los Caballeros, in December, during 1.5 snowfall days, 11mm (0.43") of snow is typically accumulated. Throughout the year, there are 13.6 snowfall days, and 98mm (3.86") of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:31 and sunset at 17:50. On the last day of December, sunrise is at 08:51 and sunset at 17:59 CET.
Sunshine
The month with the least sunshine is December, with an average of 5.8h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in San Millán de los Caballeros, Spain. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does San Millán de los Caballeros have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does San Millán de los Caballeros have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
San Millán de los Caballeros, Spain
- Average high temperature in December: 8.3°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (7.5°C).
- Average low temperature in December: 0.9°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).
Average pressure in December
San Millán de los Caballeros, Spain
- Average pressure in December: 1022.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
San Millán de los Caballeros, Spain
- Average wind speed in December: 9.9km/h
The windiest month (with the highest average wind speed) is February (12.7km/h).
The calmest month (with the lowest average wind speed) is September (9km/h).
Average humidity in December
San Millán de los Caballeros, Spain
- Average humidity in December: 81%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (57%).
Average rainfall in December
San Millán de los Caballeros, Spain
- Average rainfall in December: 18mm
The wettest month (with the highest rainfall) is November (27mm).
The driest month (with the least rainfall) is August (7mm).
Average rainfall days in December
San Millán de los Caballeros, Spain
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is April (11.8 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in December
San Millán de los Caballeros, Spain
- Average snowfall in December: 11mm
The month with the highest snowfall is January (25mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
San Millán de los Caballeros, Spain
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
San Millán de los Caballeros, Spain
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
San Millán de los Caballeros, Spain
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is August (26 days).
The month with the least sunshine days is April (14.8 days).
Average UV index in December
San Millán de los Caballeros, Spain
- Average UV index in December: 2
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
San Millán de los Caballeros, Spain
- Average cloud cover in December: 39
The months with the most cloud cover are January and November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
San Millán de los Caballeros, Spain
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
