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Río Negro weather in May

Planning a getaway to Río Negro this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Río Negro in May?

Río Negro is a region in Argentina. Río Negro offers a broad spectrum of weather patterns. In May, one might encounter temperatures that range from cold to pleasant, and precipitation levels ranging from low to heavy.

During the day the temperature is cold in San Carlos de Bariloche at 8°C and pleasant in Río Colorado at 18°C. As night falls, temperatures generally drop to 6°C in Río Colorado and 0°C in San Carlos de Bariloche.

In May, precipitation varies across different areas. From low rainfall in Las Grutas with an average of 27 mm to heavy rainfall in El Bolsón with 173 mm. Most cities enjoy a balanced amount of sunshine, with around 131 hours of sunlight anticipated in San Carlos de Bariloche. This ensures the days are neither too dim nor excessively sunny.

To learn more about the conditions in specific areas of Río Negro in May, check out the map below. For more details on the yearly weather, visit our Río Negro climate page.

Where to go in Río Negro in May

Find the average weather conditions in May for the most popular destinations in Río Negro 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 Río Negro

What is the weather like in May for the 5 most popular destinations in Río Negro?

Average weather in San Carlos de Bariloche

In May San Carlos de Bariloche generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around 0°C and high monthly rainfall. So on average the conditions are poor that month.

San Carlos de Bariloche
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
<<  
13°C 
2°C 
182 hours 
89 mm 
8 days 
8°C 
0°C 
131 hours 
137 mm 
14 days 
poor 
June   >> June
>>  
5°C 
-2°C 
98 hours 
205 mm 
14 days 
poor 
Climate in San Carlos de Bariloche

Average weather in El Bolsón

In May El Bolsón generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around -0°C and heavy monthly snow/rainfall. So on average the conditions are poor that month.

El Bolsón
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
<<  
13°C 
2°C 
128 mm 
7 days 
poor 
9°C 
-0°C 
173 mm 
12 days 
poor 
June   >> June
>>  
5°C 
-3°C 
242 mm 
13 days 
poor 
Climate in El Bolsón

Average weather in Las Grutas

In May Las Grutas generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 7°C and low monthly rainfall. So on average the conditions are pleasant that month.

Las Grutas
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 
11°C 
31 mm 
4 days 
17°C 
7°C 
27 mm 
4 days 
June   >> June
>>  
14°C 
5°C 
27 mm 
4 days 
Climate in Las Grutas

Average weather in Cipolletti

In May Cipolletti generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 6°C and low monthly rainfall. So on average the conditions are pleasant that month.

Cipolletti
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
<<  
22°C 
9°C 
215 hours 
26 mm 
3 days 
17°C 
6°C 
149 hours 
28 mm 
4 days 
June   >> June
>>  
14°C 
3°C 
120 hours 
24 mm 
4 days 
Climate in Cipolletti

Average weather in Viedma

In May Viedma generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Viedma
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
<<  
20°C 
13°C 
202 hours 
39 mm 
5 days 
16°C 
10°C 
150 hours 
34 mm 
6 days 
June   >> June
>>  
14°C 
7°C 
128 hours 
34 mm 
5 days 
Climate in Viedma

Is your destination not in the list? Have a look at other destinations in Río Negro, in Argentina.

Is May the best time to visit Río Negro?

In our opinion, May may not be the ideal time to visit Río Negro due to the typically poor weather in San Carlos de Bariloche.

On average, the best time to visit Río Negro is in January and February with generally perfect weather in San Carlos de Bariloche. On the other hand, the months of May, June, July, August and September tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Río Negro. 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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