Less good
Argentina in December: Weather, Crowds & What's On
What December is actually like in Argentina — average highs and lows, how much rain to expect, public holidays that fill trains and hotels, and verified places to go.
- Average high
- 27°C
- Average low
- 20°C
- Rainfall
- 84mm
Where this month sits in the year
The 3rd warmest month of Argentina's year. The 4th wettest month, at 9% of the year's rain.
Public holidays in December
Domestic travel peaks around these dates — book earlier and expect busier sights.
- December 7, 2026 Feriado con fines turísticos · Bridge Public Holiday
- December 8, 2026 Inmaculada Concepción de María · Immaculate Conception
- December 25, 2026 Navidad · Christmas Day
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Climate figures are 10-year averages for Buenos Aires, from NASA POWER; holidays from public calendars. Updated monthly.