Weather in Buenos Aires

• All Year
• Winter
• Spring
• Summer
• Autumn

Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

• In Buenos Aires, the temperature ranges significantly throughout the year, with the hottest month being January (min 70.8°F, max 83.7°F) and the coldest in July (min 47.8°F, max 56.6°F)

• Notably, temperatures drop sharply between May and July, demonstrating a clear winter season, while spring (September to November) and summer months maintain warmer averages.

Conditions

• In Buenos Aires, the total sun hours generally decline from January (10.0 hours) to June (4.8 hours), indicating a seasonal decrease in sunlight during the winter months.

• Interestingly, precipitation levels remain relatively low throughout the year, with the highest recorded in March (0.14 inches) and consistent measurements around 0.09 inches for most other months, suggesting that while sun exposure decreases, rain levels do not see significant spikes.

Astronomy

• In Buenos Aires, the sunrise times vary significantly throughout the year, with the earliest occurring at 05:36 in December and the latest at 07:57 in June.

• Sunset times also show considerable fluctuation, peaking at 20:07 in January and falling to 17:50 in June.

• The day length experiences drastic changes as well, with the shortest day lasting only 9 hours and 52 minutes in June, while the longest day extends to 14 hours and 26 minutes in December.