Argentina temperatures in December

December in Argentina has maximum daytime temperatures ranging from low in Las Cuevas with 8°C to very high temperatures in Santiago del Estero with 34°C. Nighttime temperatures generally drop to 22°C in Santiago del Estero and -4°C in Las Cuevas. December falls during the summer season.

What is the temperature of the different cities in Argentina in December?

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

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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 December in Argentina?
  • Based on our systematic data collection, Santiago del Estero has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 34°C, while at night is goes down to an approximate temperature of 22°C."

  • What is the coldest city in December in Argentina?
  • When looking through our records, we find that Las Cuevas stands out as the coolest city in Argentina for the month of December. Daytime highs average 8°C and it cools down to about -4°C at night.

  • How much sun does Argentina get in December?
  • Buenos Aires enjoys approximately 273 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

  • What is the water's temperature in December?
  • The water temperature averages approximately 20°C in Bahía Blanca this month, so still a bit cool to swim but some enjoy a chilly dive.

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