Best time to visit · South America
When to go to Argentina
Reversed seasons. Buenos Aires is best March–May and September–November. Patagonia is a December–March affair; Mendoza wine country peaks in harvest season (March).
Best: October–AprilPeak: January–February (Patagonia), November–December (Buenos Aires)
Month-by-month
Jan
Good
20°–30°C · 120mm rain
Crowds high · Prices high
Crowds high · Prices high
Peak summer; Patagonia season
Feb
Good
19°–29°C · 110mm rain
Crowds high · Prices high
Crowds high · Prices high
Mar
Great
17°–26°C · 110mm rain
Crowds medium · Prices medium
Crowds medium · Prices medium
Mendoza grape harvest
Apr
Great
13°–22°C · 85mm rain
Crowds medium · Prices medium
Crowds medium · Prices medium
May
Good
9°–18°C · 70mm rain
Crowds low · Prices low
Crowds low · Prices low
Autumn; tango season in BA
Jun
Okay
7°–15°C · 55mm rain
Crowds low · Prices low
Crowds low · Prices low
Winter; ski season starts
Jul
Good
6°–14°C · 55mm rain
Crowds medium · Prices medium
Crowds medium · Prices medium
Peak ski season; Iguazú good
Aug
Good
7°–16°C · 60mm rain
Crowds medium · Prices medium
Crowds medium · Prices medium
Sep
Good
10°–19°C · 70mm rain
Crowds low · Prices low
Crowds low · Prices low
Spring begins
Oct
Great
13°–23°C · 110mm rain
Crowds medium · Prices medium
Crowds medium · Prices medium
Jacarandas bloom in BA
Nov
Great
16°–26°C · 100mm rain
Crowds medium · Prices medium
Crowds medium · Prices medium
Dec
Great
18°–28°C · 100mm rain
Crowds high · Prices high
Crowds high · Prices high
Patagonia season opens
Festivals worth timing your trip around
Mar
Vendimia (Grape Harvest)
Mendoza’s wine harvest festival with parades, tastings, and a queen coronation.
Aug
Tango Festival
Buenos Aires hosts the World Tango Championship with milongas across the city.
Jan–Feb
Carnival in Gualeguaychú
Argentina’s answer to Rio Carnival with elaborate parades and samba.
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Common questions about Argentina
- When is the best time to visit Argentina?
- October–April. Reversed seasons. Buenos Aires is best March–May and September–November. Patagonia is a December–March affair; Mendoza wine country peaks in harvest season (March).
- When is the cheapest time to visit Argentina?
- Prices bottom out in May, Jun, Sep — typically 20-40% below peak-season rates on hotels and flights.
- What months should I avoid in Argentina?
- There's no single "avoid" month — every season in Argentina has something to offer.
- When is peak tourist season in Argentina?
- January–February (Patagonia), November–December (Buenos Aires)
See also the full Argentina climate deep-dive with temperature heatmap and daily-rainfall breakdown.