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
With the onset of December, a modest change to a chilly 8.7°C (47.7°F) from November's 10.9°C (51.6°F) is noted in high-temperature. In December, the nighttime temperature lowers to an average of 1.3°C (34.3°F).Humidity
The average relative humidity in December in San Martín de Boniches is 75%.Rainfall
In San Martín de Boniches, in December, during 7.6 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, there are 116.2 rainfall days, and 340mm (13.39") of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in San Martín de Boniches, Spain. In San Martín de Boniches, in December, snow falls for 2.1 days, with typically accumulated 18mm (0.71") of snow. Throughout the year, in San Martín de Boniches, Spain, there are 18.1 snowfall days, and 173mm (6.81") of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year in San Martín de Boniches.On the first day of the month, sunrise is at 08:09 and sunset at 17:41. On the last day of December, sunrise is at 08:27 and sunset at 17:51 CET.
Sunshine
November and December, with an average of 6h of sunshine, are months with the least sunshine in San Martín de Boniches.UV index
The months with the lowest UV index in San Martín de Boniches are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in San Martín de Boniches?
What is the average humidity in December in San Martín de Boniches?
How many days does it rain in December in San Martín de Boniches?
How many days does it snow in December in San Martín de Boniches?
What is the month with the shortest days in San Martín de Boniches?
What is the average length of the day in December in San Martín de Boniches?
What time are sunrise and sunset in December in San Martín de Boniches?
What is the month with the least sunshine in San Martín de Boniches?
How many hours of sunshine does San Martín de Boniches have in December?
What are the months with the lowest UV index in San Martín de Boniches?
What is the UV index intensity in December in San Martín de Boniches?
Average temperature in December
San Martín de Boniches, Spain
- Average high temperature in December: 8.7°C
The warmest month (with the highest average high temperature) is July (30.2°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in December: 1.3°C
The month with the highest average low temperature is July (16.6°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).
Average pressure in December
San Martín de Boniches, Spain
- Average pressure in December: 1023mbar
The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in December
San Martín de Boniches, Spain
- Average wind speed in December: 11.6km/h
The windiest month (with the highest average wind speed) is February (15km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).
Average humidity in December
San Martín de Boniches, Spain
- Average humidity in December: 75%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (42%).
Average rainfall in December
San Martín de Boniches, Spain
- Average rainfall in December: 28mm
The wettest month (with the highest rainfall) is April (52mm).
The driest month (with the least rainfall) is July (14mm).
Average rainfall days in December
San Martín de Boniches, Spain
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is April (16 days).
The month with the least rainy days is July (4.8 days).
Average snowfall in December
San Martín de Boniches, Spain
- Average snowfall in December: 18mm
The month with the highest snowfall is March (58mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
San Martín de Boniches, Spain
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is January (5.7 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 Martín de Boniches, Spain
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 0min).
Average sunshine days in December
San Martín de Boniches, Spain
- Average sunshine days in December: 21.3 days
The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in December
San Martín de Boniches, Spain
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
San Martín de Boniches, Spain
- Average cloud cover in December: 36
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in December
San Martín de Boniches, Spain
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
