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June Weather in San Jose, Mexico

Last updated: August 27, 2025

In June, the average temperature in San Jose, Mexico hovers around 25°C (78°F). You can expect a minimum of 18°C (64°F) and a sweltering maximum reaching 37°C (98°F). Be prepared for some rainy days, as the area sees an average precipitation of 208 mm (8.2 in) over 23 days, accompanied by a notable humidity level of 79%.

June Temperature in San Jose

In June in San Jose, the average temperature is 25°C (78°F). Maximums can reach 37°C (98°F) while minimums can drop to as low as 18°C (64°F). This makes it an ideal time for travelers who enjoy warm weather and outdoor activities.

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 25°C (78°F), with highs reaching up to 37°C (98°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec626670757878777876736763
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 precipitation amount is 208 mm (8.2 in) over a span of 23 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 208 mm (8.2 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec6958721031522081491582292939846
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 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

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 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
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 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 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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121212131312121187
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 Weather17°C (62°F)68 mm (2.7 inches)88%high
February Weather19°C (66°F)57 mm (2.3 inches)86%very high
March Weather21°C (70°F)72 mm (2.8 inches)83%extreme
April Weather24°C (75°F)103 mm (4.0 inches)80%extreme
May Weather26°C (79°F)152 mm (6.0 inches)82%extreme
June Weather25°C (78°F)208 mm (8.2 inches)79%extreme
July Weather25°C (78°F)149 mm (5.9 inches)72%extreme
August Weather25°C (78°F)158 mm (6.2 inches)74%extreme
September Weather25°C (77°F)229 mm (9.0 inches)84%extreme
October Weather23°C (73°F)293 mm (11.5 inches)92%extreme
November Weather20°C (68°F)98 mm (3.9 inches)91%very high
December Weather17°C (64°F)46 mm (1.8 inches)91%high

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