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When to go · Montevideo

Montevideo in December

Mixed month. Summer starts; busy with holidays.

Key facts

Verdict
Mixed
Temperature
27°C (81°F) / 18°C (64°F)
average high / low
Rain days
7
Crowds
High
Uruguay overall
Prices
High
Uruguay overall

Verdict

MixedVoykit month rating for Montevideo

Summer starts; busy with holidays.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than December?

December is rated mixed. These months rate higher:

Weather in December

Long-term averages
  • MontevideoHighs around 27 °C (81 °F), lows around 18 °C (64 °F), rain on about 7 days
  • Montevideo and the Río de la Plata, Uruguay · Montevideo, Coloniabest weather

    Mild and humid; summer 28–30 °C (82–86 °F) with sea breezes; winter around 10–15 °C (50–59 °F) with cold southerly winds.

Summer season

Beaches, long evenings and Carnival.

Watch: Heat, high prices and crowds.

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.

  • Christmas and New Year

    24–31 December · Rambla and squares

    Fireworks on the shore; hotels full.

  • Summer holidays

    December to February · Beaches

    Busy beaches and high prices on the coast.

  • Family Day (Christmas) big impact

    25 Dec · Uruguay

    Most businesses closed.

Crowds and prices

Crowds · Uruguay overall
High
Prices · Uruguay overall
High

Uruguay overall: Summer begins; Christmas and New Year fill the coast.

High-price month: see what to book ahead.

Compare two months

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

  • Verdict

    Dec: Mixed

    Mar: Great (better)

  • Daytime high

    Dec: 27 °C (81 °F)

    Mar: 26 °C (79 °F)

  • Night low

    Dec: 18 °C (64 °F)

    Mar: 17 °C (63 °F)

  • Rain days

    Dec: 7 (better)

    Mar: 8

  • Crowds

    Dec: High

    Mar: Medium

  • Prices

    Dec: High

    Mar: Medium

  • Festivals listed

    Dec: 3

    Mar: 2

December: Summer starts; busy with holidays.

March: Warm and easier; good month.

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

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Across Uruguay in December →