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Río Negro Argentina
Temperatures in September
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Río Negro temperatures in September

Río Negro is a region in Argentina. September in has maximum daytime temperatures ranging from low in San Carlos de Bariloche with 8°C to pleasant temperatures in Río Colorado with 20°C. Nighttime temperatures generally drop to 6°C in Río Colorado and -2°C in San Carlos de Bariloche.

What is the temperature of the different cities in Río Negro in September?

To get a sense of September's typical temperatures in the key spots of Río Negro, explore the map below. Click on a point for an in-depth look.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in September in Río Negro?
    • From a thorough analysis of our records, Río Colorado clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 20°C, and evenings that remain near 6°C.

  • What is the coldest city in September in Río Negro?
    • When looking through our records, we find that San Carlos de Bariloche stands out as the coolest city in Río Negro for the month of September. Daytime highs average 8°C and it cools down to about -2°C at night.

  • How much sun does Río Negro get in September?
    • The weather is predominantly sunny, with an estimated total of around 191 hours of sunshine in San Carlos de Bariloche. This means many sunny days, which creates a cheerful atmosphere during this month.

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