San Juan weather in December (San Juan Province, Argentina)
What is the weather forecast for San Juan in December? Want to know if it's a good time to visit? This page has all the weather details for the month.
Temperatures
The month of December in San Juan typically brings very high temperatures and moderate rainfall. The summer season takes place during December. During the daylight hours, temperatures often reach 32°C. After dark they usually decrease to around 17°C. Although these are the average temperatures, expect warmer days occasionally. Wear cool clothing and stay hydrated to manage the heat.
Precipitation
San Juan in December usually receives moderate rainfall, averaging around 40 mm for the month. It is the wettest month of the year, so an umbrella might come in handy. Rain is expected on roughly 4 days.Average sunshine
The city usually sees around 350 hours of sunlight, indicating many sunny days.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit San Juan. March, April, May, June, July, August, September and October typically offer the most optimal weather. In contrast, January, February, November and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized San Juan climate page with graphs.
San Juan, monthly averages in December
Min Temperature
17°C
Max Temperature
32°C
Chance of Rain
13%
Precipitation
40 mm
Rainy days
4 days
Humidity
40%
Sunshine
350 hours
Percentage Sunshine
80%
Where to go in Argentina in December
Find out more about the weather in Argentina 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?
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 San Juan.
Our site offers climate and forecast data for every country in the world. Are you going to Argentina? On this website you can find historical weather averages for many cities in Argentina. 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.
