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July Weather in San Martin, Mexico

Last updated: August 27, 2025

In July, the average temperature in San Martin, Mexico is a comfortable 18°C (65°F), with a minimum of 10°C (51°F) and a maximum reaching 29°C (85°F). However, prepare for some rain, as the area typically receives 180 mm (7.1 in) of precipitation over 18 days. Humidity remains high at an average of 82%, ensuring a refreshing, albeit damp, atmosphere.

July Temperature in San Martin

In July in San Martin, the average temperature is 18°C (65°F). Maximum temperatures can reach 29°C (85°F), while minimum temperatures can drop to as low as 10°C (51°F). This makes San Martin a comfortable destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates July temperature patterns in San Martin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Martin, July typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (85°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec515561646869656562615651
Data source: Temperature data for San Martin 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 Martin

In San Martin in July, the precipitation amount is 180 mm (7.1 in) over the course of 18 days.

July Precipitation Trends in San Martin

The chart displays monthly precipitation patterns in San Martin, 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 Martin, July typically receives around 180 mm (7.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec151111419711808614948179
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Martin

In San Martin in July, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

July Average Humidity in San Martin

This chart illustrates the average monthly humidity levels in San Martin, 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 Martin is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%64%49%47%55%77%82%83%86%83%80%83%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Martin

In San Martin in July, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Martin, you can check here.

Maximum UV Index Levels in San Martin for July

The chart shows the monthly maximum UV Index (UVI) for San Martin 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 Martin typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131515141414141298
Data source: San Martin 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 Martin Compares to Other Months

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

This table compares monthly weather conditions in San Martin, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)15 mm (0.6 inches)71%very high
February Weather13°C (55°F)11 mm (0.4 inches)64%extreme
March Weather16°C (61°F)11 mm (0.4 inches)49%extreme
April Weather18°C (64°F)4 mm (0.2 inches)47%extreme
May Weather20°C (68°F)19 mm (0.7 inches)55%extreme
June Weather21°C (70°F)71 mm (2.8 inches)77%extreme
July Weather18°C (65°F)180 mm (7.1 inches)82%extreme
August Weather19°C (66°F)86 mm (3.4 inches)83%extreme
September Weather17°C (62°F)149 mm (5.9 inches)86%extreme
October Weather16°C (61°F)48 mm (1.9 inches)83%extreme
November Weather13°C (56°F)17 mm (0.7 inches)80%very high
December Weather11°C (52°F)9 mm (0.4 inches)83%very high

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