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October Weather in San Justo, Argentina

Last updated: August 22, 2025

The average temperature in San Justo, Argentina during October hovers around 20°C (67°F), but be prepared for a wide range—minimums can dip to 4°C (39°F) and maximums can soar to 39°C (102°F). Expect about 111 mm (4.4 in) of precipitation over the course of 7 days, accompanied by an average humidity level of 50%. Enjoy the diverse climate!

October Temperature in San Justo

In October, in San Justo, the average temperature is 20°C (67°F). The maximum can reach 39°C (102°F) and the minimum can be as low as 4°C (39°F). This diverse temperature range makes San Justo a great destination for travelers looking to experience both warm days and cooler evenings.

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

The chart illustrates October temperature patterns in San Justo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Justo, October typically has an average temperature of 20°C (67°F), with highs reaching up to 39°C (102°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec797672686055545762677376
Data source: Temperature data for San Justo 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 Justo

In San Justo in October, the precipitation amount is 111 mm (4.4 in) over the course of 7 days.

October Precipitation Trends in San Justo

The chart displays monthly precipitation patterns in San Justo, 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 Justo, October typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec13012310597117604462591118682
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Justo

In San Justo in October humidity is 50%. With an average temperature of 20°C (67°F), this humidity feels like a comfortable blanket enveloping you, making it pleasant for traveling as you can enjoy outdoor activities without feeling too sticky or overwhelmed by heat.

October Average Humidity in San Justo

This chart illustrates the average monthly humidity levels in San Justo, 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 Justo is approximately 50%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%57%65%76%83%78%58%54%59%50%53%57%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in San Justo

In San Justo 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 San Justo.

Maximum UV Index Levels in San Justo for October

The chart shows the monthly maximum UV Index (UVI) for San Justo 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 Justo typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312964569111414
Data source: San Justo 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 Justo Compares to Other Months

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

This table compares monthly weather conditions in San Justo, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)130 mm (5.1 inches)51%extreme
February Weather24°C (76°F)123 mm (4.8 inches)57%extreme
March Weather22°C (72°F)105 mm (4.1 inches)65%extreme
April Weather20°C (68°F)97 mm (3.8 inches)76%very high
May Weather16°C (60°F)117 mm (4.6 inches)83%high
June Weather13°C (55°F)60 mm (2.4 inches)78%moderate
July Weather12°C (54°F)44 mm (1.7 inches)58%moderate
August Weather14°C (57°F)62 mm (2.5 inches)54%high
September Weather17°C (63°F)59 mm (2.3 inches)59%very high
October Weather20°C (67°F)111 mm (4.4 inches)50%extreme
November Weather23°C (73°F)86 mm (3.4 inches)53%extreme
December Weather25°C (77°F)82 mm (3.2 inches)57%extreme

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