July Weather in Santo Tomas, Mexico

Last updated: August 27, 2025

In July, the average temperature in Santo Tomas, Mexico hovers around 15°C (60°F). Visitors can expect a minimum of 7°C (45°F) and a maximum of 24°C (76°F). Prepare for wet weather, as the region receives about 126 mm (5.0 in) of precipitation over 23 days. With an average humidity of 68%, the climate can feel quite humid, so pack accordingly!

July Temperature in Santo Tomas

In July in Santo Tomas, the average temperature is 15°C (60°F). Maximums can reach 24°C (76°F), and minimums can drop to as low as 7°C (45°F). This mild weather makes it an ideal time for outdoor adventures and exploring the local sights.

July Weather in Santo Tomas: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Santo Tomas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Tomas, July typically has an average temperature of 15°C (60°F), with highs reaching up to 24°C (76°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec525558616361606059575452
Data source: Temperature data for Santo Tomas generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Santo Tomas

In Santo Tomas in July, the precipitation amount is 126 mm (5.0 in) spread over 23 days.

July Precipitation Trends in Santo Tomas

The chart displays monthly precipitation patterns in Santo Tomas, 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 Santo Tomas, July typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec1412244257155126162173105297
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Santo Tomas

In Santo Tomas in July humidity is 68%. With an average temperature of 15°C (60°F), this humidity feels like a warm blanket enveloping you, making it comfortable for leisurely strolls but slightly sticky if you're engaging in more strenuous activities while traveling.

July Average Humidity in Santo Tomas

This chart illustrates the average monthly humidity levels in Santo Tomas, 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 Santo Tomas is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Santo Tomas

In Santo Tomas in July, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Santo Tomas.

Maximum UV Index Levels in Santo Tomas for July

The chart shows the monthly maximum UV Index (UVI) for Santo Tomas 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 Santo Tomas typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121415151515141413108
Data source: Santo Tomas 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 Santo Tomas Compares to Other Months

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

This table compares monthly weather conditions in Santo Tomas, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)14 mm (0.6 inches)84%very high
February Weather13°C (55°F)12 mm (0.5 inches)78%extreme
March Weather14°C (58°F)24 mm (0.9 inches)75%extreme
April Weather16°C (61°F)42 mm (1.7 inches)70%extreme
May Weather17°C (63°F)57 mm (2.2 inches)77%extreme
June Weather16°C (61°F)155 mm (6.1 inches)76%extreme
July Weather15°C (60°F)126 mm (5.0 inches)68%extreme
August Weather15°C (60°F)162 mm (6.4 inches)70%extreme
September Weather15°C (60°F)173 mm (6.8 inches)82%extreme
October Weather14°C (58°F)105 mm (4.1 inches)91%extreme
November Weather12°C (54°F)29 mm (1.1 inches)89%very high
December Weather11°C (52°F)7 mm (0.3 inches)88%very high

Compare Santo Tomas's Climate with Cities Worldwide