Santiago weather in December (Santiago Metropolitan Region, Chile)
Will it be rainy or sunny in Santiago this December? Find out what kind of weather to expect during this month.
Temperatures
Experience perfect weather in Santiago during December, featuring high temperatures and low rainfall. December is part of the summer season. Anticipate daytime highs near 26°C, and cooler nights with temperatures around 12°C.
Precipitation
Santiago in December usually receives low rainfall, averaging around 18 mm for the month. Historically, the month has about 3 days of rain.
Average sunshine
Expect sunny days throughout the month, with an estimated 347 hours of sunshine. This makes it a pleasant time to visit Santiago.If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Santiago.
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Chile, check out our Santiago's climate page.
Santiago, monthly averages in December
Where to go in Chile in December
Find out more about the weather in Chile and which places have the best travel conditions in this month.





Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Chile, check out our Santiago's climate page.
So, what should you wear in this month?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.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 Santiago.
Our site offers climate and forecast data for every country in the world. Are you going to Chile? On this website you can find historical weather averages for many cities in Chile. 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.