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When to go · Puerto Iguazú

Puerto Iguazú in October

Good month. Outside the best window (Apr–May, Aug–Sep). Across Argentina: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.

Key facts

Verdict
Good
Temperature
29°C (84°F) / 17°C (63°F)
average high / low
Rain days
10
Crowds
Medium
Argentina overall
Prices
Medium
Argentina overall

Verdict

GoodArgentina month rating

Outside the best window (Apr–May, Aug–Sep). 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
  • Puerto IguazúHighs around 29 °C (84 °F), lows around 17 °C (63 °F), rain on about 10 days
  • Northeast (Iguazú, Esteros del Iberá), Argentina · Puerto Iguazú, Corrientesfine

    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.

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 Puerto Iguazú, side by side.

  • Verdict

    Oct: Good

    Apr: Great (better)

  • Daytime high

    Oct: 29 °C (84 °F)

    Apr: 28 °C (82 °F)

  • Night low

    Oct: 17 °C (63 °F)

    Apr: 17 °C (63 °F)

  • Rain days

    Oct: 10

    Apr: 8 (better)

  • Crowds

    Oct: Medium

    Apr: Medium

  • Prices

    Oct: Medium

    Apr: Medium

  • Festivals listed

    Oct: 0

    Apr: 1

October: Outside the best window (Apr–May, Aug–Sep). Across Argentina: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.

April: Inside Puerto Iguazú's best window: Apr–May, Aug–Sep.

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

What to pack

  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Argentina in October →