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July Weather in San Isidro, Mexico

Last updated: August 27, 2025

In July, the average temperature in San Isidro, Mexico hovers around 27°C (80°F). Expect a range between a minimum of 18°C (65°F) and a maximum of 37°C (99°F). During this month, rainfall is likely with a total precipitation of 82 mm (3.2 in) spread over approximately 12 days, accompanied by an average humidity level of 73%. Enjoy the warmth, but don’t forget your umbrella!

July Temperature in San Isidro

In July, in San Isidro, the average temperature is 27°C (80°F). Maximums can reach 37°C (99°F) and the minimums can be as low as 18°C (65°F). This makes San Isidro a great destination for travelers looking for warm weather and pleasant conditions.

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

The chart illustrates July temperature patterns in San Isidro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Isidro, July typically has an average temperature of 27°C (80°F), with highs reaching up to 37°C (99°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec596571778283808176736660
Data source: Temperature data for San Isidro 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 Isidro

In San Isidro in July, the precipitation amount is 82 mm (3.2 in) occurring over a span of 12 days.

July Precipitation Trends in San Isidro

The chart displays monthly precipitation patterns in San Isidro, 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 Isidro, July typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7795112782399140712
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Isidro

In San Isidro in July humidity is 73%. With an average temperature of 27°C (80°F), this humidity feels like a warm, enveloping blanket that can make traveling feel sticky and slightly uncomfortable, prompting frequent breaks in the shade and plenty of hydration.

July Average Humidity in San Isidro

This chart illustrates the average monthly humidity levels in San Isidro, 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 Isidro is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%62%53%48%52%64%73%71%82%83%82%84%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Isidro

In San Isidro in July, 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 Isidro.

Maximum UV Index Levels in San Isidro for July

The chart shows the monthly maximum UV Index (UVI) for San Isidro 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 Isidro typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121414131313131187
Data source: San Isidro 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 Isidro Compares to Other Months

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

This table compares monthly weather conditions in San Isidro, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)7 mm (0.3 inches)70%high
February Weather18°C (66°F)7 mm (0.3 inches)62%very high
March Weather22°C (71°F)9 mm (0.3 inches)53%extreme
April Weather25°C (77°F)5 mm (0.2 inches)48%extreme
May Weather28°C (82°F)11 mm (0.4 inches)52%extreme
June Weather28°C (83°F)27 mm (1.1 inches)64%extreme
July Weather27°C (80°F)82 mm (3.2 inches)73%extreme
August Weather27°C (81°F)39 mm (1.5 inches)71%extreme
September Weather24°C (76°F)91 mm (3.6 inches)82%extreme
October Weather23°C (73°F)40 mm (1.6 inches)83%extreme
November Weather19°C (66°F)7 mm (0.3 inches)82%very high
December Weather16°C (60°F)12 mm (0.5 inches)84%high

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