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June Weather in San Jose, Argentina

Last updated: August 22, 2025

In June, the average temperature in San Jose, Argentina is a cool 9°C (48°F). While you might experience a chilly minimum of -5°C (23°F), be prepared for the occasional warm day with highs reaching 29°C (84°F). Expect a bit of rain as well, with about 14 mm (0.6 in) of precipitation spread over 4 days. Humidity levels hover around 72%, giving the air a touch of moisture.

June Temperature in San Jose

In June in San Jose, the average temperature is 9°C (48°F). Maximum temperatures can reach 29°C (84°F), while minimums can dip as low as -5°C (23°F). This wide range makes it essential for travelers to pack layers and be prepared for varying weather conditions.

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

The chart illustrates June 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, June typically has an average temperature of 9°C (48°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec716865615448485258636769
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.

June Precipitation in San Jose

In San Jose in June, the total precipitation amount is 14 mm (0.6 in) spread over a duration of 4 days.

June Precipitation Trends in San Jose

The chart displays monthly precipitation patterns in San Jose, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In San Jose, June typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec1001338763341566284984117
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in San Jose

In San Jose in June, humidity is 72%. With an average temperature of 9°C (48°F), this humidity feels like a chilly dampness that clings to your skin, making it essential to dress in layers for traveling, as the cold and moisture can be quite uncomfortable for prolonged outdoor activities.

June Average Humidity in San Jose

This chart illustrates the average monthly humidity levels in San Jose, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in San Jose is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%66%68%83%82%72%57%42%51%47%58%62%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in San Jose

In San Jose in June, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in San Jose.

Maximum UV Index Levels in San Jose for June

The chart shows the monthly maximum UV Index (UVI) for San Jose in June, 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 June, the maximum UV index in San Jose typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16141310756710131515
Data source: San Jose June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (71°F)100 mm (3.9 inches)63%extreme
February Weather20°C (68°F)133 mm (5.2 inches)66%extreme
March Weather18°C (65°F)87 mm (3.4 inches)68%extreme
April Weather16°C (61°F)63 mm (2.5 inches)83%very high
May Weather12°C (54°F)34 mm (1.3 inches)82%high
June Weather9°C (48°F)14 mm (0.6 inches)72%moderate
July Weather9°C (48°F)6 mm (0.3 inches)57%high
August Weather11°C (53°F)6 mm (0.2 inches)42%high
September Weather14°C (58°F)28 mm (1.1 inches)51%very high
October Weather17°C (63°F)49 mm (1.9 inches)47%extreme
November Weather19°C (67°F)84 mm (3.3 inches)58%extreme
December Weather21°C (69°F)117 mm (4.6 inches)61%extreme

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