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
The commencement of December brings an average high-temperature of a cool 10.4°C (50.7°F), marking an inconsequential divergence from November. Siétamo experiences a consistent average temperature of 2.9°C (37.2°F) throughout the nights in December.Humidity
The most humid month is December, with an average relative humidity of 73%.Rainfall
In Siétamo, Spain, during December, the rain falls for 5.6 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, there are 109.3 rainfall days, and 371mm (14.61") of precipitation is accumulated.Snowfall
Months with snowfall in Siétamo are January through March, November and December. In Siétamo, during December, snow falls for 0.5 days and regularly aggregates up to 4mm (0.16") of snow. In Siétamo, during the entire year, snow falls for 2.9 days and aggregates up to 18mm (0.71") of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Siétamo, Spain.On the first day of the month, sunrise is at 08:10 and sunset at 17:30. On the last day of December, sunrise is at 08:29 and sunset at 17:39 CET.
Sunshine
In Siétamo, the average sunshine in December is 6.7h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Siétamo. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Siétamo in December?
What is the most humid month in Siétamo?
What is the average humidity in December in Siétamo?
How much does it rain in Siétamo in December?
How much does it snow in Siétamo in December?
What is the month with the shortest days in Siétamo?
How many hours of daylight does Siétamo have in December?
When is the sunrise / sunset in December in Siétamo?
How many hours of sunshine does Siétamo have in December?
When is the lowest UV index in Siétamo?
How high is the UV index in December in Siétamo?
Average temperature in December
Siétamo, Spain
- Average high temperature in December: 10.4°C
The warmest month (with the highest average high temperature) is July (31.3°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (18.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.2°C).
Average pressure in December
Siétamo, Spain
- Average pressure in December: 1022mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in December
Siétamo, Spain
- Average wind speed in December: 10km/h
The windiest month (with the highest average wind speed) is February (12.8km/h).
The calmest month (with the lowest average wind speed) is September (9.4km/h).
Average humidity in December
Siétamo, Spain
- Average humidity in December: 73%
The month with the highest relative humidity is December (73%).
The month with the lowest relative humidity is July (48%).
Average rainfall in December
Siétamo, Spain
- Average rainfall in December: 15mm
The wettest month (with the highest rainfall) is October (59mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in December
Siétamo, Spain
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is December (5.6 days).
Average snowfall in December
Siétamo, Spain
- Average snowfall in December: 4mm
The month with the highest snowfall is January (5mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Siétamo, Spain
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Siétamo, 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: 6h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 30min).
Average sunshine days in December
Siétamo, Spain
- Average sunshine days in December: 23.5 days
The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in December
Siétamo, Spain
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Siétamo, Spain
- Average cloud cover in December: 24
The month with the most cloud cover is April (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in December
Siétamo, Spain
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
