Yearly weather and climate in Buenos Aires, Argentina

The yearly weather in Buenos Aires runs from around 7°C in July to 29°C in January. May is the driest month at 4 rainy days; March the wettest at 9. Here is the annual climate data, so you know what you are packing for.

Best time to visit

The best weather is typically in Jan, Feb, Apr, Oct, Nov, Dec, with mild temperatures and lower rainfall.

Sunshine

Expect up to 12.6 hours of clear skies in Dec, but only 7.5 hours in Jun. Pack sunglasses and SPF accordingly.

Rainfall

It rains the most in Mar (167mm over 9 days). A reliable rain jacket is a must-have if visiting then.

Day-to-night swings

Temperatures typically drop by 7°C from day to night. Make sure to pack layers for the evenings.

Average temperatures and rainfall

Daily highs and lows in Buenos Aires, averaged over 10 years of recorded weather, with the number of days it typically rains.

  1. 2983°2170°8Jan
  2. 2882°2067°7Feb
  3. 2678°1967°9Mar
  4. 2170°1559°8Apr
  5. 1763°1050°4May
  6. 1559°847°7Jun
  7. 1457°745°6Jul
  8. 1660°947°6Aug
  9. 1865°1151°6Sep
  10. 2271°1356°7Oct
  11. 2577°1763°8Nov
  12. 2780°1966°7Dec

Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. May is typically driest at 4 days (48mm); Mar the wettest at 9 days (167mm).

Average monthly temperature and rainfall in Buenos Aires
MonthAverage highAverage lowRainy daysTotal rainfall
Jan29°C21°C875mm
Feb28°C20°C779mm
Mar26°C19°C9167mm
Apr21°C15°C899mm
May17°C10°C448mm
Jun15°C8°C736mm
Jul14°C7°C643mm
Aug16°C9°C659mm
Sep18°C11°C663mm
Oct22°C13°C766mm
Nov25°C17°C892mm
Dec27°C19°C767mm

Weather data by Open-Meteo.com

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