Weather in December in San Juan Province
Thinking about venturing to San Juan Province this December and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:
What is the weather like in San Juan Province in December?
San Juan Province is a region in Argentina. December in San Juan Province generally has temperatures that range from warm to very warm, with precipitation levels ranging from moderate to high. December falls during the summer season.
Temperatures
During the day the temperature is warm in Barreal at 25°C and very warm in San Juan at 32°C. As night falls, temperatures generally drop to 17°C in San Juan and 9°C in Barreal. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.
Precipitation
In December, precipitation varies across different areas. From moderate rainfall in Barreal with an average of 32 mm to high rainfall in San Agustín de Valle Fértil with 102 mm. Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in San Juan.Average sunshine
Meanwhile, San Juan enjoys close to 350 hours of sunlight. This means it's a great month if you prefer bright and sunny days.For a closer look at December's conditions in San Juan Province, see the map below. For a more detailed look at San Juan Province's yearly weather, check out our San Juan Province climate page.
Where to go in San Juan Province in December
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Popular destinations
What is the weather like in December for the 3 most popular destinations in San Juan Province?
San Juan
In December San Juan generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 17°C and moderate monthly rainfall. So on average the conditions are pleasant that month.
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Barreal
In December Barreal generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are perfect that month.
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San Agustín de Valle Fértil
In December San Agustín de Valle Fértil generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 17°C and high monthly rainfall. So on average the conditions are tolerable that month.
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Is your destination not in the list? Have a look at other destinations in San Juan Province, in Argentina.
Is December the best time to visit San Juan Province?
In our view, December might not be the best time to travel to San Juan Province with often pleasant weather in San Juan.
On average, the best time to visit San Juan Province is in March, April, May, June, July, August, September and October with generally perfect weather in San Juan.
Interested in more climate information?
We have much more information about the climate in San Juan Province.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to Argentina? Get detailed 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.