San Juan Province Weather in June

Average temperatures, rainfall, sunshine and the best places to visit in San Juan Province, Argentina in June.

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San Juan Barreal San Agustín de Valle Fértil

Planning a journey to San Juan Province, Argentina this June and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in San Juan Province in June

San Juan Province, Argentina is a region in Argentina. June in San Juan Province generally has temperatures that range from cold to pleasant, with low precipitation. During June, winter is in full swing.

Temperatures

The average highest temperatures fluctuate between cold in Barreal at 11°C (52°F) to pleasant in San Juan at 18°C (64°F). Nighttime temperatures generally drop to 3°C (37°F) in San Juan and -3°C (27°F) in Barreal.

For specific regional insights in San Juan Province, Argentina, refer to the map provided below.

Precipitation

In June, precipitation varies across different areas. From low rainfall in San Agustín de Valle Fértil with an average of 11 mm (0.4 in) to low rainfall in Barreal with 26 mm (1 in). Going by our weather data, this month in San Juan usually has the least rain, making it the driest month of the year.

Average sunshine

Most destinations offer generous amounts of sunshine this June. For example, San Juan gets approximately 208 hours of sunlight, perfect for anyone wanting bright, sunny days.

Explore San Juan Province by month

Pick a month to see the average temperature, rainfall and sunshine in San Juan Province — and find the best time to visit. (based on San Juan)

January33°C (91°F) February32°C (90°F) March29°C (84°F) April25°C (77°F) May21°C (70°F) June18°C (64°F) This monthJuly18°C (64°F) August21°C (70°F) September23°C (73°F) October27°C (81°F) November30°C (86°F) December32°C (90°F)
Best Time to Visit San Juan Province →

Best Places to Visit in San Juan Province in June

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across San Juan Province.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in San Juan Province

What is the weather like in June for some of the most popular destinations in San Juan Province, Argentina?

Temperature range in San Juan Province (June)

Precipitation variation in San Juan Province (June)

San Juan

In June San Juan generally has pleasant temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 3°C (37°F) and low monthly rainfall. So on average the conditions are perfect that month.

« May
June
July »
May
June
July
Max temperature
21°C (70°F)
18°C (64°F)
18°C (64°F)
Min temperature
7°C (45°F)
3°C (37°F)
2°C (36°F)
Monthly sun hours
230 hours
208 hours
239 hours
Monthly rainfall
16 mm (0.6 in)
12 mm (0.5 in)
12 mm (0.5 in)
Monthly rainy days
a single day
a single day
2 days
Weather conditions
perfect
perfect
perfect
Climate in San Juan →

Barreal

In June Barreal generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around -3°C (27°F) and low monthly snow/rainfall. So on average the conditions are tolerable that month.

« May
June
July »
May
June
July
Max temperature
15°C (59°F)
11°C (52°F)
10°C (50°F)
Min temperature
0°C (32°F)
-3°C (27°F)
-4°C (25°F)
Monthly snow/rainfall
23 mm (0.9 in)
26 mm (1 in)
24 mm (0.9 in)
Monthly rainy days
2 days
2 days
3 days
Weather conditions
pleasant
tolerable
unpleasant
Climate in Barreal →

San Agustín de Valle Fértil

In June San Agustín de Valle Fértil generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 4°C (39°F) and low monthly rainfall. So on average the conditions are pleasant that month.

« May
June
July »
May
June
July
Max temperature
18°C (64°F)
16°C (61°F)
16°C (61°F)
Min temperature
7°C (45°F)
4°C (39°F)
3°C (37°F)
Monthly rainfall
26 mm (1 in)
11 mm (0.4 in)
11 mm (0.4 in)
Monthly rainy days
a single day
a single day
a single day
Weather conditions
perfect
pleasant
pleasant
Climate in San Agustín de Valle Fértil →

Is your destination not in the list? Have a look at all destinations in San Juan Province, in Argentina.

In our records: Argentina June extremes

Notable June records observed across cities in Argentina in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest June daytime high in Argentina was -11°C (12°F) in El Chaltén on June 28, 2025.

Popular cities in June

Day & night temperatures, rainfall and average weather in San Juan Province in June.

City Weather Day temp Night temp Rainfall
San Juan 18°C (64°F) 3°C (37°F) 12 mm (0.5 in)
Barreal 11°C (52°F) -3°C (27°F) 26 mm (1 in)
San Agustín de Valle Fértil 16°C (61°F) 4°C (39°F) 11 mm (0.4 in)

San Juan Province weather in June: frequently asked questions

What is the weather like in San Juan Province, Argentina in June?

June in San Juan Province, Argentina brings perfect weather. In San Juan, daytime temperatures are typically around 18°C (64°F) and nighttime lows hover near 3°C (37°F).

What is the average temperature in San Juan Province, Argentina in June?

Daytime temperatures in San Juan peak at roughly 18°C (64°F) in June, dropping to about 3°C (37°F) overnight.

Does San Juan Province, Argentina get a lot of rain in June?

Not particularly. San Juan averages just 12 mm (0.5 in) of rain in June, making it a mostly dry month for San Juan Province, Argentina.

Is June a Good Time to Visit San Juan Province, Argentina?

We consider June to be one of the best times to travel to San Juan Province, Argentina. Typically, the climate in San Juan is perfect. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit San Juan Province, Argentina is in March, April, May, June, July, August, September and October with generally perfect weather in San Juan. The weather in January, on the other hand, tends to be unpleasant.

Interested in more climate information?

We have much more information about the climate in San Juan Province.

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.

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