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When to go · Buenos Aires

Buenos Aires in May

Good month. Cool and pleasant.

Key facts

Verdict
Good
Temperature
18°C (64°F) / 10°C (50°F)
average high / low
Rain days
8
Crowds
Low
Argentina overall
Prices
Low
Argentina overall

Verdict

GoodVoykit month rating for Buenos Aires

Cool and pleasant.

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

Is another month better than May?

May is rated good. These months rate higher:

Weather in May

Long-term averages
  • Buenos AiresHighs around 18 °C (64 °F), lows around 10 °C (50 °F), rain on about 8 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.

Autumn season

Mild, pleasant weather similar to spring; fewer crowds.

Watch: Days shorten quickly by May; a light layer for evenings.

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.

  • Feria del Libro (Buenos Aires Book Fair) check

    Late April into May (check) · La Rural exhibition centre, Palermo

    One of the largest Spanish-language book fairs in the world; busy with school groups on weekdays.

  • Revolution Day (25 de Mayo)

    25 May (public holiday) · Plaza de Mayo

    Marks the 1810 May Revolution; events and flags around the square.

Crowds and prices

Crowds · Argentina overall
Low
Prices · Argentina overall
Low

Argentina overall: Patagonia closing down for winter; Buenos Aires, Iguazú and the Northwest still good.

Compare two months

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

  • Verdict

    May: Good

    Mar: Great (better)

  • Daytime high

    May: 18 °C (64 °F)

    Mar: 26 °C (79 °F)

  • Night low

    May: 10 °C (50 °F)

    Mar: 17 °C (63 °F)

  • Rain days

    May: 8 (better)

    Mar: 9

  • Crowds

    May: Low

    Mar: Medium

  • Prices

    May: Low

    Mar: Medium

  • Festivals listed

    May: 2

    Mar: 4

May: Cool and pleasant.

March: Warm; a good month.

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

What to pack

  • A warm layer for the evenings

Build the full packing list for your trip →

Across Argentina in May →