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October Weather in Buenos Aires, Mexico

Last updated: August 27, 2025

In Buenos Aires, Mexico, the average temperature in October is a warm 27°C (81°F). You can expect a minimum of 23°C (74°F) and a maximum of 33°C (91°F). During this month, the region experiences an average precipitation amount of 266 mm (10.5 inches) spread over 23 days, accompanied by a humidity level of around 75%. Stay prepared for both warmth and the occasional rain!

October Temperature in Buenos Aires

In October in Buenos Aires, the average temperature is 27°C (81°F), with maximums reaching 33°C (91°F) and minimums dropping to 23°C (74°F). This mild climate makes it a perfect time for outdoor adventures and exploration.

October Weather in Buenos Aires: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Buenos Aires, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buenos Aires, October typically has an average temperature of 27°C (81°F), with highs reaching up to 33°C (91°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777777981828181808078
Data source: Temperature data for Buenos Aires generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Buenos Aires

In Buenos Aires in October, the precipitation amount is 266 mm (10.5 in) spread over 23 days.

October Precipitation Trends in Buenos Aires

The chart displays monthly precipitation patterns in Buenos Aires, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Buenos Aires, October typically receives around 266 mm (10.5 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec54218213143312319266567
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Buenos Aires

In Buenos Aires in October, humidity is 75%. With an average temperature of 27°C (81°F), this humidity feels like a blanket of warmth enveloping you, making outdoor activities sticky and potentially uncomfortable for traveling.

October Average Humidity in Buenos Aires

This chart illustrates the average monthly humidity levels in Buenos Aires, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Buenos Aires is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%64%63%69%73%76%78%79%78%75%72%70%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Buenos Aires

In Buenos Aires in October, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Buenos Aires.

Maximum UV Index Levels in Buenos Aires for October

The chart shows the monthly maximum UV Index (UVI) for Buenos Aires in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Buenos Aires typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313141312131198
Data source: Buenos Aires October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Buenos Aires Compares to Other Months

Weather in Buenos Aires varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Buenos Aires, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Buenos Aires, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)5 mm (0.2 inches)66%very high
February Weather25°C (77°F)4 mm (0.2 inches)64%extreme
March Weather25°C (78°F)2 mm (0.1 inches)63%extreme
April Weather25°C (78°F)1 mm (0.1 inches)69%extreme
May Weather26°C (80°F)8 mm (0.3 inches)73%extreme
June Weather27°C (81°F)213 mm (8.4 inches)76%extreme
July Weather28°C (82°F)143 mm (5.6 inches)78%extreme
August Weather27°C (81°F)312 mm (12.3 inches)79%extreme
September Weather27°C (81°F)319 mm (12.5 inches)78%extreme
October Weather27°C (81°F)266 mm (10.5 inches)75%extreme
November Weather26°C (80°F)56 mm (2.2 inches)72%very high
December Weather26°C (78°F)7 mm (0.3 inches)70%very high

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