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
During December, Siresa observes a subtle ascent to a still frosty 6.5°C (43.7°F) from November's 8.5°C (47.3°F) in the average high-temperature. During December, Siresa experiences a consistent low-temperature average of -0.3°C (31.5°F).Humidity
In Siresa, the average relative humidity in December is 79%.Rainfall
In December, the rain falls for 7.8 days. Throughout December, 79mm (3.11") of precipitation is accumulated. Throughout the year, there are 147.8 rainfall days, and 943mm (37.13") of precipitation is accumulated.Snowfall
January through June, October through December are months with snowfall. In Siresa, in December, during 10.1 snowfall days, 405mm (15.94") of snow is typically accumulated. Throughout the year, in Siresa, there are 70.3 snowfall days, and 2833mm (111.54") of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Siresa.On the first day of December in Siresa, sunrise is at 08:14 and sunset at 17:30. On the last day of the month, sunrise is at 08:33 and sunset at 17:39 CET.
Sunshine
In Siresa, the average sunshine in December is 6.2h.UV index
The months with the lowest UV index are January through March, 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 unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
Is it cold in Siresa during December?
What is the average humidity in December in Siresa?
How much does it rain in Siresa in December?
How many days does it snow in December in Siresa?
What is the month with the shortest days in Siresa?
What is the average length of the day in December in Siresa?
When is the sunrise / sunset in December in Siresa?
How long on average sun shines in December in Siresa?
What is the month with the lowest UV index in Siresa?
How high is the UV index in December in Siresa?
Average temperature in December
Siresa, Spain
- Average high temperature in December: 6.5°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in December: -0.3°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is February (-2.4°C).
Average pressure in December
Siresa, Spain
- Average pressure in December: 1022.1mbar
The month with the highest atmospheric pressure is December (1022.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in December
Siresa, Spain
- Average wind speed in December: 9km/h
The windiest month (with the highest average wind speed) is February (9.7km/h).
The calmest month (with the lowest average wind speed) is September (6.8km/h).
Average humidity in December
Siresa, Spain
- Average humidity in December: 79%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Siresa, Spain
- Average rainfall in December: 79mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (39mm).
Average rainfall days in December
Siresa, Spain
- Average rainfall days in December: 7.8 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in December
Siresa, Spain
- Average snowfall in December: 405mm
The month with the highest snowfall is January (709mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in December
Siresa, Spain
- Average snowfall days in December: 10.1 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Siresa, 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: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 54min).
Average sunshine days in December
Siresa, Spain
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is April (9.1 days).
Average UV index in December
Siresa, 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, March, November and December (UV index 2).
Average cloud cover in December
Siresa, Spain
- Average cloud cover in December: 35
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in December
Siresa, Spain
- Average visibility in December: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and November (8km).
Siresa, Spain
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