Argentina in March

Good all round: Mendoza harvest festival, Patagonia calmer, Buenos Aires cooling down.

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

  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, Corrientesfine

  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, Cafayaterainy

  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, Aconcaguabest weather

  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 Angosturabest weather

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

• Southern Patagonia · El Calafate, El Chaltén, Puerto Madrynbest weather

  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 · Ushuaiafine

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

• Buenos Aires26° / 17°, 9 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.

• Day of Remembrance for Truth and Justice

  24 Mar

  Large marches in Buenos Aires; offices closed.

• Semana Santa big impact

  Easter (Thu–Fri; 25–26 Mar 2027)

  Domestic travel peak; buses and flights full.

• Día Nacional de la Memoria por la Verdad y la Justicia check

  24 March (public holiday) · Buenos Aires

  A large annual march remembering the 1976-1983 dictatorship; expect road closures around the square.

• Día de la Memoria (dictatorship remembrance)

  24 March · Buenos Aires

  A large march to Plaza de Mayo; road closures around the square.

Crowds · Argentina

Medium

Prices · Argentina

Medium

• A rain jacket or umbrella and shoes that dry fast

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Rated best or good this month

• Buenos Aires and the Pampas

  Best weather of the year (Buenos Aires, La Plata, Mar del Plata)

• Cuyo (Mendoza and the high Andes)

  Best weather of the year (Mendoza, San Juan, Aconcagua)

• Lakes District

  Best weather of the year (Bariloche, San Martín de los Andes, Villa La Angostura)

• Southern Patagonia

  Best weather of the year (El Calafate, El Chaltén, Puerto Madryn)

• Buenos Aires

  Warm; a good month.