Río Negro weather in September
Planning a getaway to Río Negro this September 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 September?
Río Negro is a region in Argentina. Río Negro offers a broad spectrum of weather patterns. In September, one might encounter temperatures that range from cold to pleasant, and precipitation levels ranging from low to high.
The average maximum daytime temperatures vary from cold in San Carlos de Bariloche at 8°C to pleasant in Río Colorado at 20°C. Nighttime temperatures generally drop to 6°C in Río Colorado and -2°C in San Carlos de Bariloche.
In September, precipitation varies across different areas. From low rainfall in Cipolletti with an average of 21 mm to high rainfall in El Bolsón with 117 mm. Meanwhile, San Carlos de Bariloche enjoys close to 191 hours of sunlight. This means it's a great month if you prefer bright and sunny days.
For specific regional insights in Río Negro for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Río Negro climate page.
Where to go in Río Negro in September
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations in Río Negro
What is the weather like in September for the 5 most popular destinations in Río Negro?
Average weather in San Carlos de Bariloche
In September San Carlos de Bariloche generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around -2°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in El Bolsón
In September El Bolsón generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around -2°C and high monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Las Grutas
In September Las Grutas 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.
Max temperature
Max temp
Min temperature
Min temp
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Cipolletti
In September Cipolletti generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 6°C and low monthly rainfall. So on average the conditions are perfect that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Viedma
In September Viedma generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 8°C and low monthly rainfall. So on average the conditions are pleasant that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Is your destination not in the list? Have a look at other destinations in Río Negro, in Argentina.
Is September the best time to visit Río Negro?
In our view, September might not be the best time to travel to Río Negro 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. In contrast, 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.
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 climate conditions. Find out where to go with our weather planner.