San Carlos de Bariloche

Río Negro Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in Río Negro, Argentina in July.

Considering a trip to Río Negro, Argentina this July and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Río Negro in July

Río Negro, Argentina is a region in Argentina. Río Negro, Argentina offers a broad spectrum of weather patterns. In July, one might encounter temperatures that range from cold to mild, and precipitation levels ranging from low to heavy. It's the height of winter.

Temperatures

During the day the temperature is cold in Villa Mascardi at 4°C (39°F) and mild in Río Colorado at 14°C (57°F). As night falls, temperatures generally drop to 2°C (36°F) in Río Colorado and -3°C (27°F) in Villa Mascardi. On average, July is the coldest month of the year in Río Negro, Argentina. So be prepared and make sure to pack winter cloths.

To explore the conditions in Río Negro, Argentina in more detail, check the map below.

Precipitation

In July, precipitation varies across different areas. From low rainfall in Allen with an average of 20 mm (0.8 in) to heavy rainfall in Villa Mascardi with 221 mm (8.7 in).

Average sunshine

Sunshine levels are moderate in most locations. San Carlos de Bariloche typically sees 126 hours of sunlight, creating comfortable conditions that aren't too bright or too dim. Looking for something sunnier? Our weather planner helps you discover destinations with more reliable sunshine.

Explore Río Negro by month

Best Places to Visit in Río Negro in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Río Negro.

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 Río Negro

What is the weather like in July for some of the most popular destinations in Río Negro, Argentina?

Temperature range in Río Negro (July)

Precipitation variation in Río Negro (July)

San Carlos de Bariloche

In July San Carlos de Bariloche generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -3°C (27°F) and heavy monthly snow/rainfall. So on average the conditions are poor that month.

June
July
August
Max temperature
5°C (41°F)
4°C (39°F)
6°C (43°F)
Min temperature
-2°C (28°F)
-3°C (27°F)
-2°C (28°F)
Monthly sun hours
98 hours
126 hours
147 hours
Monthly snow/rainfall
205 mm (8.1 in)
166 mm (6.5 in)
154 mm (6.1 in)
Monthly rainy days
14 days
14 days
13 days
Weather conditions

El Bolsón

In July El Bolsón generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -3°C (27°F) and heavy monthly snow/rainfall. So on average the conditions are poor that month.

June
July
August
Max temperature
5°C (41°F)
5°C (41°F)
6°C (43°F)
Min temperature
-3°C (27°F)
-3°C (27°F)
-2°C (28°F)
Monthly snow/rainfall
242 mm (9.5 in)
206 mm (8.1 in)
198 mm (7.8 in)
Monthly rainy days
13 days
13 days
12 days
Weather conditions

Las Grutas

In July Las Grutas generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 4°C (39°F) and low monthly rainfall. So on average the conditions are pleasant that month.

June
July
August
Max temperature
14°C (57°F)
14°C (57°F)
16°C (61°F)
Min temperature
5°C (41°F)
4°C (39°F)
5°C (41°F)
Monthly rainfall
27 mm (1.1 in)
22 mm (0.9 in)
19 mm (0.7 in)
Monthly rainy days
4 days
4 days
3 days
Weather conditions

Cipolletti

In July Cipolletti generally has moderate temperatures with maximum daytime temperatures around 13°C (55°F), minimum nighttime temperatures around 2°C (36°F) and low monthly rainfall. So on average the conditions are tolerable that month.

June
July
August
Max temperature
14°C (57°F)
13°C (55°F)
16°C (61°F)
Min temperature
3°C (37°F)
2°C (36°F)
4°C (39°F)
Monthly sun hours
120 hours
133 hours
186 hours
Monthly rainfall
24 mm (0.9 in)
20 mm (0.8 in)
15 mm (0.6 in)
Monthly rainy days
4 days
5 days
3 days
Weather conditions

Viedma

In July Viedma generally has moderate temperatures with maximum daytime temperatures around 13°C (55°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

June
July
August
Max temperature
14°C (57°F)
13°C (55°F)
14°C (57°F)
Min temperature
7°C (45°F)
6°C (43°F)
7°C (45°F)
Monthly sun hours
128 hours
135 hours
180 hours
Monthly rainfall
34 mm (1.3 in)
33 mm (1.3 in)
30 mm (1.2 in)
Monthly rainy days
5 days
5 days
4 days
Weather conditions

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

In our records: Argentina July extremes

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

  • Based on our data, the coldest July night in Argentina dropped to -22°C (-8°F) in Esquel on July 30, 2006.

Popular cities in July

Day & night temperatures, rainfall and average weather in Río Negro in July.

City Weather Day temp Night temp Rainfall
San Carlos de Bariloche 4°C (39°F) -3°C (27°F) 166 mm (6.5 in)
El Bolsón 5°C (41°F) -3°C (27°F) 206 mm (8.1 in)
Las Grutas 14°C (57°F) 4°C (39°F) 22 mm (0.9 in)
Cipolletti 13°C (55°F) 2°C (36°F) 20 mm (0.8 in)
Viedma 13°C (55°F) 6°C (43°F) 33 mm (1.3 in)
Allen 13°C (55°F) 2°C (36°F) 20 mm (0.8 in)

Río Negro weather in July: frequently asked questions

What is the weather like in Río Negro, Argentina in July?

July in Río Negro, Argentina brings poor weather. In San Carlos de Bariloche, daytime temperatures are typically around 4°C (39°F) and nighttime lows hover near -3°C (27°F).

What is the average temperature in Río Negro, Argentina in July?

Average temperatures in Río Negro, Argentina during July range from a nighttime low near -3°C (27°F) to a daytime high around 4°C (39°F) in San Carlos de Bariloche.

Does Río Negro, Argentina get a lot of snow/rain in July?

Yes. July brings heavy snow/rainfall to Río Negro, Argentina, with San Carlos de Bariloche averaging around 166 mm (6.5 in). Expect frequent showers and pack accordingly.

Is July a Good Time to Visit Río Negro, Argentina?

In our view, July might not be the best time to travel to Río Negro, Argentina with often poor weather in San Carlos de Bariloche.

Generally speaking, the best visiting conditions can be found in January and February offering mostly perfect weather in San Carlos de Bariloche. The weather in May, June, July, August and September, on the other hand, tends to be poor.

Interested in more climate information?

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

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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