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When to go · El Chaltén

El Chaltén in October

Good month. Outside the best window (Nov–Mar). Across Argentina: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.

Key facts

Verdict
Good
Temperature
13°C (55°F) / 2°C (36°F)
average high / low
Rain days
8
Crowds
Medium
Argentina overall
Prices
Medium
Argentina overall

Verdict

GoodArgentina month rating

Outside the best window (Nov–Mar). Across Argentina: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.

Is another month better than October?

October is rated good. These months rate higher:

Weather in October

Long-term averages
  • El ChalténHighs around 13 °C (55 °F), lows around 2 °C (36 °F), rain on about 8 days
  • Southern Patagonia, Argentina · El Calafate, El Chaltén, Puerto Madrynfine

    Wind up to 100 km/h (62 mph) in summer; El Chaltén largely shuts from May to September. Whales at Península Valdés June–December.

Crowds and prices

Crowds · Argentina overall
Medium
Prices · Argentina overall
Medium

Argentina overall: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.

Compare two months

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

  • Verdict

    Oct: Good

    Jan: Great (better)

  • Daytime high

    Oct: 13 °C (55 °F)

    Jan: 19 °C (66 °F)

  • Night low

    Oct: 2 °C (36 °F)

    Jan: 8 °C (46 °F)

  • Rain days

    Oct: 8

    Jan: 8

  • Crowds

    Oct: Medium

    Jan: High

  • Prices

    Oct: Medium

    Jan: High

  • Festivals listed

    Oct: 0

    Jan: 0

October: Outside the best window (Nov–Mar). Across Argentina: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.

January: Inside El Chaltén's best window: Nov–Mar.

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

What to pack

  • A warm coat, hat and gloves for mornings and evenings

Build the full packing list for your trip →

Across Argentina in October →