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San Juan Province weather in May

Thinking about venturing to San Juan Province this May 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 May?

San Juan Province is a region in Argentina. May in San Juan Province generally has temperatures that range from moderate to pleasant, with low precipitation.

During the day temperatures vary from moderate in Barreal at 15°C to pleasant in San Juan at 21°C. At night it cools down to 7°C in San Juan and -0°C in Barreal.

In May, precipitation varies across different areas. From low rainfall in San Juan with an average of 16 mm to low rainfall in San Agustín de Valle Fértil with 26 mm. The city San Juan usually sees around 230 hours of sunlight, indicating many sunny days.

For specific regional insights in San Juan Province for May, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our San Juan Province climate page.

Where to go in San Juan Province in May

Find the average weather conditions in May for the most popular destinations in San Juan Province on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in San Juan Province

What is the weather like in May for the 3 most popular destinations in San Juan Province?

Average weather in San Juan

In May San Juan generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 7°C and low monthly rainfall. So on average the conditions are perfect that month.

San Juan
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
25°C 
11°C 
275 hours 
29 mm 
2 days 
21°C 
7°C 
230 hours 
16 mm 
1 day 
June   >> June
>>  
18°C 
3°C 
208 hours 
12 mm 
1 day 
Climate in San Juan

Average weather in Barreal

In May Barreal generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around -0°C and low monthly snow/rainfall. So on average the conditions are pleasant that month.

Barreal
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
20°C 
4°C 
25 mm 
4 days 
15°C 
-0°C 
23 mm 
2 days 
June   >> June
>>  
11°C 
-3°C 
26 mm 
2 days 
Climate in Barreal

Average weather in San Agustín de Valle Fértil

In May San Agustín de Valle Fértil generally has pleasant temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 7°C and low monthly rainfall. So on average the conditions are perfect that month.

San Agustín de Valle Fértil
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
22°C 
12°C 
48 mm 
3 days 
18°C 
7°C 
26 mm 
1 day 
June   >> June
>>  
16°C 
4°C 
11 mm 
1 day 
Climate in San Agustín de Valle Fértil

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

Is May the best time to visit San Juan Province?

We believe that May is one of the best times to visit San Juan Province with overall perfect weather in San Juan. 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 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.

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  • 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.

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