Argentina in September

Spring: whales at Valdés, Iguazú and the Northwest at their best, jacaranda starting in Buenos Aires.

• Buenos Aires and the Pampas · Buenos Aires, La Plata, Mar del Platafine

  Humid 30 °C+ summers; mild spring and autumn are the city season; winters are grey and around 10 °C but rarely freezing.

• Northeast (Iguazú, Esteros del Iberá) · Puerto Iguazú, Corrientesbest weather

  Subtropical and wet all year; summer is sticky at 35 °C; the falls carry the most water after heavy rains, which can close walkways.

• Northwest (Salta and Jujuy) · Salta, Purmamarca, Humahuaca, Cafayatebest weather

  Summer rains can cut mountain roads in January–March; the dry winter is clear but cold at night above 3,000 m.

• Cuyo (Mendoza and the high Andes) · Mendoza, San Juan, Aconcaguafine

  Dry and sunny; harvest (vendimia) in March; the pass to Chile can close with snow in June–September.

• Lakes District · Bariloche, San Martín de los Andes, Villa La Angosturafine

  Summer for lakes and hiking; July–August for skiing at Cerro Catedral; autumn colours in April.

• Southern Patagonia · El Calafate, El Chaltén, Puerto Madryncool

  Wind up to 100 km/h in summer; El Chaltén largely shuts from May to September. Whales at Península Valdés June–December.

• Tierra del Fuego · Ushuaiacool

  Cool even in summer (around 10–15 °C); Antarctic cruises sail November–March; winter brings skiing at Cerro Castor.

• Buenos Aires18° / 10°, 8 rain days

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

• Jacaranda bloom

  Spring, peaking around October-November (weather dependent) · Buenos Aires

  Purple-flowering trees line many streets; a favourite season for photography and walking.

Crowds · Argentina

Low

Prices · Argentina

Medium

• Layers: a fleece or light jacket

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Rated best or good this month

• Northeast (Iguazú, Esteros del Iberá)

  Best weather of the year (Puerto Iguazú, Corrientes)

• Northwest (Salta and Jujuy)

  Best weather of the year (Salta, Purmamarca, Humahuaca, Cafayate)

• Buenos Aires

  Spring; jacaranda and mild weather.