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July Weather in San Justo, Argentina

Last updated: August 22, 2025

In July, the average temperature in San Justo, Argentina is a comfortable 11°C (53°F). However, temperatures can vary significantly, dipping as low as -3°C (26°F) and soaring up to 29°C (84°F). Expect 59 mm (2.3 in) of precipitation over about 7 days, with an average humidity of 69% creating a refreshing, if occasionally damp, atmosphere. Enjoy your time in this dynamic climate!

July Temperature in San Justo

In July in San Justo, the average temperature is 11°C (53°F), with maximums reaching 29°C (84°F) and minimums dipping as low as -3°C (26°F). Travelers should be prepared for a wide range of temperatures during this month.

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

The chart illustrates July 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, July typically has an average temperature of 11°C (53°F), with highs reaching up to 29°C (84°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec777571675954535660657275
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.

July Precipitation in San Justo

In San Justo in July, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.

July Precipitation Trends in San Justo

The chart displays monthly precipitation patterns in San Justo, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In San Justo, July typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec1251049594977259819011272128
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Justo

In San Justo in July, humidity is 69%. With an average temperature of 11°C (53°F), this humidity feels like a damp embrace, making it essential for travelers to dress in layers and stay hydrated as they explore the sights.

July Average Humidity in San Justo

This chart illustrates the average monthly humidity levels in San Justo, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in San Justo is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec54%61%69%79%85%82%69%65%70%63%61%63%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Justo

In San Justo in July, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in San Justo for better planning.

Maximum UV Index Levels in San Justo for July

The chart shows the monthly maximum UV Index (UVI) for San Justo in July, 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 July, the maximum UV index in San Justo typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151311854468111314
Data source: San Justo July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)125 mm (4.9 inches)54%extreme
February Weather24°C (75°F)103 mm (4.1 inches)61%extreme
March Weather22°C (71°F)95 mm (3.7 inches)69%extreme
April Weather19°C (67°F)94 mm (3.7 inches)79%very high
May Weather15°C (59°F)97 mm (3.8 inches)85%moderate
June Weather12°C (55°F)72 mm (2.9 inches)82%moderate
July Weather11°C (53°F)59 mm (2.3 inches)69%moderate
August Weather13°C (56°F)81 mm (3.2 inches)65%high
September Weather16°C (61°F)90 mm (3.5 inches)70%very high
October Weather18°C (65°F)112 mm (4.4 inches)63%extreme
November Weather22°C (72°F)71 mm (2.8 inches)60%extreme
December Weather24°C (75°F)128 mm (5.0 inches)63%extreme

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