Siero weather in December (Asturias, Spain)
Will it be warm or cold in Siero this December? Here's what you need to know about the weather for the month.
Temperatures
The month of December in Siero typically brings moderate temperatures and high rainfall. December is typically considered a winter month. Daytime temperatures generally peak at 13°C, but after sunset, they often decrease to around 5°C.
Precipitation
Siero in December usually receives high rainfall, averaging around 118 mm for the month. Based on our climate data of the past 30 years, about 17 days of rain are anticipated.Average sunshine
The area experiences a moderate amount of sunshine, with approximately 105 hours of sunlight expected. This makes it neither too gloomy nor overly bright.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Siero. July, August and September typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.
For an in-depth look at the yearly conditions, visit our specialized Siero climate page with graphs.
Siero, monthly averages in December
Min Temperature
5°C
Max Temperature
13°C
Chance of Rain
57%
Precipitation
118 mm
Rainy days
17 days
Humidity
77% *
Sunshine
105 hours *
Percentage Sunshine
*
Where to go in Spain in December
Find out more about the weather in Spain and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Siero.
Our site offers climate and forecast data for every country in the world. Are you going to Spain? On this website you can find historical weather averages for many cities in Spain. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
