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When to go · Argentina

Argentina in December

Good month. Patagonia summer starts; book flights early; Christmas and New Year fill everything.

Key facts

Verdict
Good
Crowds
High
Argentina
Prices
High
Argentina

Verdict

GoodVoykit month rating for Argentina

Patagonia summer starts; book flights early; Christmas and New Year fill everything.

Is another month better than December?

December is rated good. These months rate higher:

Weather in December

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

    Humid 30 °C (86 °F)+ summers; mild spring and autumn are the city season; winters are grey and around 10 °C (50 °F) but rarely freezing.

  • Northeast (Iguazú, Esteros del Iberá) · Puerto Iguazú, Corrienteshot

    Subtropical and wet all year; summer is sticky at 35 °C (95 °F); the falls carry the most water after heavy rains, which can close walkways.

  • Northwest (Salta and Jujuy) · Salta, Purmamarca, Humahuaca, Cafayatefine

    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 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 (62 mph) in summer; El Chaltén largely shuts from May to September. Whales at Península Valdés June–December.

  • Tierra del Fuego · Ushuaiabest weather

    Cool even in summer (around 10–15 °C (50–59 °F)); Antarctic cruises sail November–March; winter brings skiing at Cerro Castor.

  • Andean Northwest: Quebrada de Humahuaca (Tilcara, Humahuaca) · Jujuy, 2,300-3,000 mrainy

    Dry, sunny days and cold nights year-round; Jun-Aug nights drop below freezing. Jan-Mar brings afternoon storms.

  • Andean Northwest: Salta and the Calchaquí valleys · Salta province, 1,200-2,300 mrainy

    Mild and dry Apr-Nov; summer (Dec-Mar) is hot with heavy rain that can cut gravel roads.

  • Chaco: Chaco plain (Resistencia, Clorinda, Formosa) · northern Argentina, Paraguay and Bolivia bordershot

    Subtropical: dry winter roughly June to mid-August, then heavy summer rain. Best window is June to mid-August; January to February is the worst heat.

  • Cuyo: Mendoza and San Juan · Andean foothills and desert valleyshot

    Dry and sunny most of the year; Zonda wind can push temperatures sharply in spring. Best months are March–May and October–November.

  • Cuyo: San Luis · Sierras and reservoirs east of the Andeshot

    Lake season is December–February, when Argentines fill the sierras; winter is quiet and cold at night.

  • Mesopotamia: Misiones and Corrientes · Subtropical northeasthot

    Warm and humid most of the year; rain is possible in any month, heaviest in summer. Winter (Jun–Aug) is milder and drier — good for walking the falls.

  • Pampas: Pampas · Buenos Aires to Córdoba, Atlantic coast to the westhot

    Humid summers (Dec–Feb) with 30 °C (86 °F)+ days and thunderstorms; winters (Jun–Aug) are mild but damp and grey. Spring and autumn are the comfortable windows.

  • Patagonia (Argentina): Andean west (Bariloche, El Chaltén, El Calafate) · Southern Andes and foothillsbest weather

    Cool and sunnier than the Chilean side; snow above about 1,000 m in winter. Trekking season is roughly Nov–Mar.

  • Patagonia (Argentina): Atlantic east (Puerto Madryn, Trelew, Viedma) · Meseta and coastbest weather

    Temperate, windy, hot summers in the north; whales around Península Valdés roughly Sep–Nov, penguins in the same window.

  • Buenos Aires28 °C (82 °F) / 18 °C (64 °F), 9 rain days
  • Adrogué28 °C (82 °F) / 18 °C (64 °F), 8 rain days
  • Amaicha del Valle28 °C (82 °F) / 14 °C (57 °F), 12 rain days
  • Arrecifes29 °C (84 °F) / 16 °C (61 °F), 8 rain days
  • Ayacucho28 °C (82 °F) / 14 °C (57 °F), 9 rain days
  • Bahía Blanca30 °C (86 °F) / 15 °C (59 °F), 6 rain days
  • Balneario El Cóndor29 °C (84 °F) / 21 °C (70 °F), 5 rain days
  • Barreal27 °C (81 °F) / 13 °C (55 °F), 3 rain days
  • Berisso27 °C (81 °F) / 17 °C (63 °F), 8 rain days
  • Cachi25 °C (77 °F) / 12 °C (54 °F), 7 rain days
  • Cafayate29 °C (84 °F) / 16 °C (61 °F), 11 rain days
  • Capilla del Monte29 °C (84 °F) / 13 °C (55 °F), 8 rain days
  • Capilla del Señor28 °C (82 °F) / 16 °C (61 °F), 7 rain days
  • Cariló26 °C (79 °F) / 15 °C (59 °F), 8 rain days
  • Catedral Alta Patagonia20 °C (68 °F) / 6 °C (43 °F), 5 rain days
  • Chajari29 °C (84 °F) / 14 °C (57 °F), 6 rain days
  • Chapelco14 °C (57 °F) / 4 °C (39 °F), 9 rain days
  • Chascomús27 °C (81 °F) / 15 °C (59 °F), 8 rain days
  • Clorinda34 °C (93 °F) / 22 °C (72 °F), 5 rain days
  • Colón30 °C (86 °F) / 19 °C (66 °F), 8 rain days
  • Colonia Carlos Pellegrini30 °C (86 °F) / 17 °C (63 °F), 13 rain days
  • Colonia Suiza22 °C (72 °F) / 11 °C (52 °F), 7 rain days
  • Comodoro Rivadavia17 °C (63 °F) / 9 °C (48 °F), 8 rain days
  • Concordia31 °C (88 °F) / 19 °C (66 °F), 8 rain days
  • Córdoba31 °C (88 °F) / 18.1 °C (65 °F), 11 rain days
  • Corrientes31.9 °C (89 °F) / 20.5 °C (69 °F), 172.9 rain days
  • El Bolsón21 °C (70 °F) / 10 °C (50 °F), 5 rain days
  • El Calafate17.9 °C (64 °F) / 6.2 °C (43 °F), 10 rain days
  • El Chaltén18 °C (64 °F) / 7 °C (45 °F), 8 rain days
  • Esquel21 °C (70 °F) / 8 °C (46 °F), 9 rain days
  • Esquina32 °C (90 °F) / 21 °C (70 °F), 11 rain days
  • Federación31 °C (88 °F) / 19 °C (66 °F), 8 rain days
  • Formosa29 °C (84 °F) / 15 °C (59 °F), 11 rain days
  • Gualeguaychu29 °C (84 °F) / 18 °C (64 °F), 8 rain days
  • Humahuaca24 °C (75 °F) / 10 °C (50 °F), 12 rain days
  • La Plata28 °C (82 °F) / 16 °C (61 °F), 8 rain days
  • La Punta32 °C (90 °F) / 17 °C (63 °F), 8 rain days
  • La Rioja26 °C (79 °F) / 12 °C (54 °F), 6 rain days
  • Lago Puelo21 °C (70 °F) / 9 °C (48 °F), 5 rain days
  • Las Leñas21 °C (70 °F) / 7 °C (45 °F), 5 rain days
  • Luján29 °C (84 °F) / 17 °C (63 °F), 9 rain days
  • Magdalena27 °C (81 °F) / 14 °C (57 °F), 8 rain days
  • Malargüe27 °C (81 °F) / 12 °C (54 °F), 3 rain days
  • Mar del Plata25.2 °C (77 °F) / 12.8 °C (55 °F), 85 rain days
  • Martínez27 °C (81 °F) / 17 °C (63 °F), 9 rain days
  • Medanos29 °C (84 °F) / 15 °C (59 °F), 6 rain days
  • Mendoza32 °C (90 °F) / 18 °C (64 °F), 2 rain days
  • Mercedes32 °C (90 °F) / 20 °C (68 °F), 8 rain days
  • Necochea26 °C (79 °F) / 14 °C (57 °F), 8 rain days
  • Neuquén30.3 °C (87 °F) / 14.6 °C (58 °F), 4 rain days
  • Paraná29 °C (84 °F) / 20 °C (68 °F), 7 rain days
  • Paso de los Libres30 °C (86 °F) / 17 °C (63 °F), 9 rain days
  • Pergamino30 °C (86 °F) / 17 °C (63 °F), 8 rain days
  • Posadas32.3 °C (90 °F) / 21.1 °C (70 °F), 204 rain days
  • Puerto Iguazú31 °C (88 °F) / 20 °C (68 °F), 10 rain days
  • Puerto Madryn27 °C (81 °F) / 13 °C (55 °F), 3 rain days
  • Puerto San Julián19 °C (66 °F) / 8 °C (46 °F), 6 rain days
  • Purmamarca29 °C (84 °F) / 16 °C (61 °F), 5 rain days
  • Rawson24 °C (75 °F) / 10 °C (50 °F), 5 rain days
  • Resistencia32.2 °C (90 °F) / 20.1 °C (68 °F), 157 rain days
  • Rio Gallegos20 °C (68 °F) / 9 °C (48 °F), 9 rain days
  • Rosario30 °C (86 °F) / 17 °C (63 °F), 8 rain days
  • Salta28 °C (82 °F) / 16 °C (61 °F), 12 rain days
  • San Agustín de Valle Fértil34 °C (93 °F) / 18 °C (64 °F), 5 rain days
  • San Antonio de Areco29 °C (84 °F) / 17 °C (63 °F), 7 rain days
  • San Antonio de los Cobres22 °C (72 °F) / 9 °C (48 °F), 9 rain days
  • San Antonio Oeste23 °C (73 °F) / 15 °C (59 °F), 5 rain days
  • San Carlos de Bariloche21 °C (70 °F) / 6 °C (43 °F), 4 rain days
  • San José de Jáchal21 °C (70 °F) / 6 °C (43 °F), 13 rain days
  • San Juan34 °C (93 °F) / 18 °C (64 °F), 3 rain days
  • San Lorenzo27 °C (81 °F) / 11 °C (52 °F), 5 rain days
  • San Luis31 °C (88 °F) / 17 °C (63 °F), 8 rain days
  • San Martín de los Andes14 °C (57 °F) / 2 °C (36 °F), 7 rain days
  • San Miguel de Tucumán30 °C (86 °F) / 18 °C (64 °F), 18 rain days
  • San Rafael31 °C (88 °F) / 16 °C (61 °F), 4 rain days
  • San Salvador de Jujuy27 °C (81 °F) / 14 °C (57 °F), 9 rain days
  • Santa Fe30.2 °C (86 °F) / 18.7 °C (66 °F), 9 rain days
  • Santa Maria, Catamarca30 °C (86 °F) / 17 °C (63 °F), 7 rain days
  • Santa Rosa28 °C (82 °F) / 13 °C (55 °F), 5 rain days
  • Santiago del Estero34 °C (93 °F) / 20 °C (68 °F), 7 rain days
  • Sierra de la Ventana27 °C (81 °F) / 12 °C (54 °F), 8 rain days
  • Tafi Viejo31 °C (88 °F) / 19 °C (66 °F), 11 rain days
  • Tandil27 °C (81 °F) / 14 °C (57 °F), 8 rain days
  • Tigre29 °C (84 °F) / 17 °C (63 °F), 8 rain days
  • Tilcara25 °C (77 °F) / 12 °C (54 °F), 13 rain days
  • Trelew22 °C (72 °F) / 12 °C (54 °F), 6 rain days
  • Trevelin21 °C (70 °F) / 9 °C (48 °F), 5 rain days
  • Tunuyán22 °C (72 °F) / 8 °C (46 °F), 5 rain days
  • Uquía31 °C (88 °F) / 16 °C (61 °F), 2 rain days
  • Viedma28 °C (82 °F) / 13 °C (55 °F), 3 rain days
  • Villa Carlos Paz29 °C (84 °F) / 17 °C (63 °F), 9 rain days
  • Villa El Chocón22 °C (72 °F) / 9 °C (48 °F), 5 rain days
  • Villa Gesell26 °C (79 °F) / 14 °C (57 °F), 8 rain days
  • Villa la Angostura21.4 °C (71 °F) / 5.6 °C (42 °F), 7 rain days
  • Villa Unión34 °C (93 °F) / 18 °C (64 °F), 6 rain days

Festivals and holidays

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.

  • Immaculate Conception / Christmas

    8 Dec / 25 Dec

    Families gather on the night of 24 Dec; many businesses close 25 Dec.

  • Christmas, New Year and summer holidays

    24-25 December, 31 December-1 January · Buenos Aires

    Fireworks (largely unofficial and widespread) on Christmas Eve and New Year's Eve; many restaurants close for part of January as locals holiday at the coast.

  • Christmas and New Year

    Late Dec-early Jan · Buenos Aires

    Widespread informal fireworks on the two eves; many restaurants close for part of January as locals holiday at the coast.

Crowds and prices

Crowds · Argentina
High
Prices · Argentina
High

High-price month: see what to book ahead.

Compare two months

Weather, crowds and prices for any two months in Argentina, side by side.

  • Verdict

    Dec: Good

    Mar: Great (better)

  • Crowds

    Dec: High

    Mar: Medium

  • Prices

    Dec: High

    Mar: Medium

  • Festivals listed

    Dec: 3

    Mar: 4

December: Patagonia summer starts; book flights early; Christmas and New Year fill everything.

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

Argentina: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen

Build the full packing list for your trip →

Where to go in December

Rated best or good this month

  • 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)

  • Tierra del Fuego

    Best weather of the year (Ushuaia)

  • Balneario El Cóndor

    Best months: Dec–Feb, Mar–May (warm, low wind)

  • Barreal

    Best months: Oct–Apr

  • Cariló

    Best months: Dec–Feb (summer, full services), Oct–Nov and Mar–Apr (shoulder, quieter)

  • Catedral Alta Patagonia

    Best months: Jul–Aug for snow; Dec–Mar for hiking

  • Chajari

    Best months: Oct–Mar (warm, low rain)

  • Chascomús

    Best months: Oct–Apr

  • Colón

    Best months: Oct–Apr

  • Colonia Carlos Pellegrini

    Best months: Oct–Mar (check)

  • Colonia Suiza

    Best months: Nov–Mar (warm, dry)