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
The onset of December brings an average high-temperature of a chilly 9.2°C (48.6°F), nearly matching the November temperature. Val de San Martín's average low-temperature for the month of December records at a wintry 1.6°C (34.9°F).Humidity
The average relative humidity in December in Val de San Martín is 73%.Rainfall
In Val de San Martín, in December, during 6.8 rainfall days, 13mm (0.51") of precipitation is typically accumulated. Throughout the year, in Val de San Martín, there are 109.1 rainfall days, and 289mm (11.38") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.1 days. Throughout December, 5mm (0.2") of snow is accumulated. In Val de San Martín, during the entire year, snow falls for 12.6 days and aggregates up to 165mm (6.5") of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:11 and sunset at 17:38. On the last day of the month, sunrise is at 08:30 and sunset at 17:47 CET.
Sunshine
In Val de San Martín, the average sunshine in December is 6.6h.UV index
January 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 low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What are the temperatures in Val de San Martín in December?
What is the average humidity in December in Val de San Martín?
How much does it rain in Val de San Martín in December?
How much does it snow in Val de San Martín in December?
What is the month with the shortest days in Val de San Martín?
How many hours of daylight does Val de San Martín have in December?
What time are sunrise and sunset in December in Val de San Martín?
How long on average sun shines in December in Val de San Martín?
When is the lowest UV index in Val de San Martín?
What is the UV index intensity in December in Val de San Martín?
Average temperature in December
Val de San Martín, Spain
- Average high temperature in December: 9.2°C
The warmest months (with the highest average high temperature) are July and August (29.3°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in December: 1.6°C
The month with the highest average low temperature is August (16.5°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in December
Val de San Martín, Spain
- Average pressure in December: 1022.6mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in December
Val de San Martín, Spain
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).
Average humidity in December
Val de San Martín, Spain
- Average humidity in December: 73%
The month with the highest relative humidity is January (74%).
The months with the lowest relative humidity are July and August (47%).
Average rainfall in December
Val de San Martín, Spain
- Average rainfall in December: 13mm
The wettest month (with the highest rainfall) is April (45mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in December
Val de San Martín, Spain
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is April (14.1 days).
The month with the least rainy days is August (5.5 days).
Average snowfall in December
Val de San Martín, Spain
- Average snowfall in December: 5mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Val de San Martín, Spain
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (3.5 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
Val de San Martín, Spain
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 18min).
Average sunshine days in December
Val de San Martín, Spain
- Average sunshine days in December: 22.1 days
The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in December
Val de San Martín, Spain
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Val de San Martín, Spain
- Average cloud cover in December: 28
The months with the most cloud cover are January, April and November (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in December
Val de San Martín, Spain
- Average visibility in December: 10km
The months with the highest visibility are February, March, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, April and November (9km).
Val de San Martín, Spain
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