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When to go · Mar del Plata

Mar del Plata in December

Great month. Inside Mar del Plata's best window: Dec–Mar (summer, beach season).

Key facts

Verdict
Great
Temperature
25°C (77°F) / 13°C (55°F)
average high / low
Rain days
85
Crowds
High
Argentina overall
Prices
High
Argentina overall

Verdict

GreatBest and avoid months for Mar del Plata

Inside Mar del Plata's best window: Dec–Mar (summer, beach season).

Is another month better than December?

No other month rates higher than December for Mar del Plata in this guide.

Weather in December

Long-term averages
  • Mar del PlataHighs around 25.2 °C (77 °F), lows around 12.8 °C (55 °F), rain on about 85 days
  • Buenos Aires and the Pampas, Argentina · 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.

Crowds and prices

Crowds · Argentina overall
High
Prices · Argentina overall
High

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

High-price month: see what to book ahead.

Compare two months

Weather, crowds and prices for any two months in Mar del Plata, side by side.

  • Verdict

    Dec: Great

    Jan: Great

  • Daytime high

    Dec: 25.2 °C (77 °F)

    Jan: 26.4 °C (80 °F)

  • Night low

    Dec: 12.8 °C (55 °F)

    Jan: 14.5 °C (58 °F)

  • Rain days

    Dec: 85 (better)

    Jan: 91

  • Crowds

    Dec: High

    Jan: High

  • Prices

    Dec: High

    Jan: High

  • Festivals listed

    Dec: 0

    Jan: 0

December: Inside Mar del Plata's best window: Dec–Mar (summer, beach season).

January: Inside Mar del Plata's best window: Dec–Mar (summer, beach season).

Mar del Plata: 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 December →