Argentina year-round guide

South America · December

Best time to visit Argentina in December 🇦🇷

December in Argentina is peak season — ideal weather. an outstanding time — peak conditions, headline experiences and the scenery the country is famous for.

Last updated June 2026

Is December a good time to visit Argentina? Quick answer

Yes — peak season.

Verdict for DecemberPeak season — ideal weather
Peak months overallJanuary, February, March, April, October, November, December
Insider tipTorres del Paine W/O treks book up Aug–Oct for the upcoming summer.

Argentina year at a glance

best
good
shoulder
off-season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The absolute peak months for Argentina are January, February, March, April, October, November, December. December is one of them — book stays and trains early.

What Argentina is like in December

Patagonia: Nov–Mar only (Dec–Feb peak). Buenos Aires: Sep–Nov & Mar–May. Wine country (Mendoza): harvest in Mar–Apr.

Insider tip

Torres del Paine W/O treks book up Aug–Oct for the upcoming summer.

December by region in Argentina

Patagonia (El Calafate, Bariloche, Ushuaia)

best

Most accessible Nov–Mar. Outside that, many trails close.

Buenos Aires

shoulder

Spring & autumn ideal. Hot, humid Jan–Feb.

Iguazu Falls

best

Year-round; biggest flows Dec–Mar.

FAQs: Argentina in December

Is December a good time to visit Argentina?

Yes — it's one of the best months. December in Argentina is peak season — ideal weather. Weather varies by region — check the regional breakdown on this page.

What is the weather like in Argentina in December?

December weather in Argentina varies by region. Patagonia: Nov–Mar only (Dec–Feb peak). Buenos Aires: Sep–Nov & Mar–May. Wine country (Mendoza): harvest in Mar–Apr.

What events or festivals happen in Argentina in December?

December is a quieter month for major nationwide festivals in Argentina — focus on regional events and seasonal food.

Are flights and hotels cheaper in Argentina in December?

Outside the peak months (January, February, March, April, October, November, December), prices generally drop and crowds thin out.

Should I book Argentina in advance for December?

Yes. December is peak season — book flights and well-rated stays 2–3 months ahead, especially for popular regions.