Viedma Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Viedma.
Climate overview of Viedma
Temperatures in Viedma, Río Negro, Argentina, vary greatly throughout the year. January is the hottest month at 25°C (77°F), while July is the coldest at 13°C (55°F).
The city tends toward dry conditions, with around 394 mm (16 in) of rainfall per year. It does, however, have a distinct dry season from April to January, with warm summers and mild winters. December is the sunniest month, averaging 9.8 hours of sunshine per day.
Viedma Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Viedma - and find the best time to visit.
Monthly Temperature in Viedma
The climate in Viedma is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in January to a moderate 13°C (55°F) in the coolest month, July.
Nights vary from 17°C (63°F) in January to around 6°C (43°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Viedma
Viedma has a relatively dry climate with low precipitation, averaging 394 mm (16 in) of rainfall annually. Viedma offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month March (44 mm (1.7 in)) and the driest month December (24 mm (0.9 in)) is not too significant. For more details, please visit our Viedma Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Viedma
For those who appreciate different seasons, Viedma serves as an ideal destination. Expect longer, more sun-filled days in December with an average of 9.8 hours of sunshine daily, and embrace the darker days in June, offering only 4.3 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Viedma by Month
The relative humidity is high throughout the year in Viedma.
The city experiences its highest humidity in June, reaching 75%. In December, the humidity drops to its lowest level at 49%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Viedma
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, April, October, November and December
- Warmest weather: January and February
- Most sunshine: January and December
- Seasonal pattern: A distinct dry season from April to January, with warm summers and mild winters
Frequently asked questions about the climate in Viedma
What is the best time to visit Viedma?
January, February, March, April, October, November and December typically offer the most optimal weather in Viedma. In contrast, July tends to have less optimal conditions. Viedma has a distinct dry season from April to January, with warm summers and mild winters.
What temperatures can I expect in Viedma?
Daytime highs range from 13°C (55°F) in July to 25°C (77°F) in January. Nighttime lows range from 6°C (43°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Viedma get?
Annual rainfall is around 394 mm (16 in). March is the wettest month with 44 mm (1.7 in), while December is the driest with 24 mm (0.9 in).
How sunny is Viedma?
Viedma receives around 2,634 hours of sunshine per year. December is the sunniest month with 295 hours, while June is the cloudiest with just 128 hours. Overall, Viedma enjoys abundant sunshine.
Viedma 3-Day Forecast
Viedma on the map
Viedma is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Córdoba
21°C (70°F) Salta20°C (68°F) Villa Carlos Paz19°C (66°F) Mendoza17°C (63°F) Buenos Aires
18°C (64°F) Mar del Plata15°C (59°F) San Carlos de Bariloche
6°C (43°F) San Martín de los Andes6°C (43°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
Be amazed by Buenos Aires
The city of beautiful museums, cute streets, green parks, lots of good food, interesting local neighborhoods and impressive historical buildings.
Explore Patagonia
A tour through Patagonia brings you to the end of the world. That’s why Patagonia is a bucket list destination for many. We recommend to visit Patagonia from November to early March.
Glacier walk on The Perito Moreno glacier
The Perito Moreno glacier and the rupture of this glacier is considered one of the most impressive natural spectacles in the world. You can wait here until a large piece of ice crumbles and plunges into the water with a lot of noise.