San Carlos de Bariloche weather in December

December in San Carlos de Bariloche: nice, dry, with clean air — not the best time to visit.

#10 of 12 months in San Carlos de Bariloche · #581 of 604 destinations to visit in December · comfort 29/100 (tier F)

Updated June 2026 · climate normals from ERA5 reanalysis

San Carlos de Bariloche climate normals — December

Daytime high19°C / 66°F😎 nice
Nighttime low8°C / 46°F
Feels like (high)18°C / 64°F
Rainfall29 mm / 1.1 in☀️ dry
Rainy days5 days
Humidity63%💧 humid
Dew point6°C / 42°F
Sunshine13.3 h/day
Daylight15.1 h
Wind17 km/h / 10 mph
Snowfall1.6 cm / 0.6 in
Air quality (US AQI)20🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is San Carlos de Bariloche?

Loading map…

San Carlos de Bariloche in December — FAQ

Is December a good time to visit San Carlos de Bariloche?
December in San Carlos de Bariloche: nice, dry, with clean air — not the best time to visit. It ranks #10 of 12 months for San Carlos de Bariloche on SeasonMap's comfort score (29/100).
What is the weather like in San Carlos de Bariloche in December?
In December, San Carlos de Bariloche averages a daily high of 19°C and a low of 7.9°C, with about 28.5 mm of rain over roughly 4.8 rainy days.
What is the air quality in San Carlos de Bariloche in December?
San Carlos de Bariloche has a mean US Air Quality Index of about 20 in December.
Does it snow in San Carlos de Bariloche in December?
San Carlos de Bariloche sees roughly 1.6 cm of snowfall in December.

Other months in San Carlos de Bariloche

Compare San Carlos de Bariloche in December

Warmer or cooler than San Carlos de Bariloche in December

Similar destinations in South AmericaDecember