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October Weather in San Jose, Argentina

Last updated: August 22, 2025

In San Jose, Argentina, the average temperature in October hovers around 22°C (72°F). Expect a range where the minimum dips to 9°C (49°F) and the maximum soars up to 39°C (102°F). During this month, precipitation totals 152 mm (6.0 in) across approximately 12 days, while the average humidity sits at a comfortable 58%.

October Temperature in San Jose

In October in San Jose, the average temperature is 22°C (72°F). The maximum can reach 39°C (102°F) and the minimum can be as low as 9°C (49°F). This temperature range makes San Jose an ideal destination for travelers seeking a mix of warm days and cooler evenings.

October Weather in San Jose: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in San Jose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jose, October typically has an average temperature of 22°C (72°F), with highs reaching up to 39°C (102°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec807875716462606368727578
Data source: Temperature data for San Jose 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 San Jose

In San Jose in October, the total precipitation amount is 152 mm (6.0 in), which falls over the course of 12 days.

October Precipitation Trends in San Jose

The chart displays monthly precipitation patterns in San Jose, 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 San Jose, October typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec16810613512319799968110315214394
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Jose

In San Jose in October, humidity is 58%. With an average temperature of 22°C (72°F), this humidity feels like a warm, slightly muggy embrace, making it ideal for leisurely strolls but a bit uncomfortable for strenuous outdoor activities.

October Average Humidity in San Jose

This chart illustrates the average monthly humidity levels in San Jose, 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 San Jose is approximately 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%71%74%82%82%73%67%49%54%58%69%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in San Jose

In San Jose in October, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Jose.

Maximum UV Index Levels in San Jose for October

The chart shows the monthly maximum UV Index (UVI) for San Jose 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 San Jose typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210656710131414
Data source: San Jose 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 San Jose Compares to Other Months

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

This table compares monthly weather conditions in San Jose, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)168 mm (6.6 inches)77%extreme
February Weather26°C (78°F)106 mm (4.2 inches)71%extreme
March Weather24°C (76°F)135 mm (5.3 inches)74%extreme
April Weather21°C (71°F)123 mm (4.8 inches)82%very high
May Weather18°C (64°F)197 mm (7.8 inches)82%high
June Weather16°C (62°F)99 mm (3.9 inches)73%moderate
July Weather16°C (60°F)96 mm (3.8 inches)67%high
August Weather17°C (63°F)80 mm (3.2 inches)49%high
September Weather20°C (68°F)103 mm (4.1 inches)54%very high
October Weather22°C (72°F)152 mm (6.0 inches)58%extreme
November Weather24°C (75°F)143 mm (5.6 inches)69%extreme
December Weather26°C (79°F)93 mm (3.7 inches)84%extreme

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