South America weather in December 2019

Check South America weather in December before you book your next holiday. Long-term weather averages give the best indication of the weather in December 2019 and include figures for temperature, sunshine and rainfall for South America.

Where's hot in South America in December?

Below are average maximum temperatures at popular destinations in South America in December. Select a destination to see more weather parameters.

More South America regions

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The December weather guide for South America shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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