July Weather in San Julian, Mexico

Last updated: August 27, 2025

In San Julian, Mexico, the average temperature in July hovers around 20°C (67°F). Expect a range from a cool 12°C (54°F) to a warm 31°C (87°F). During this month, rainfall can be expected, with an average precipitation of 219 mm (8.6 in) spread over 23 days. With humidity levels sitting at a comfortable 67%, it’s a great time to explore the charms of the region!

July Temperature in San Julian

In July in San Julian, the average temperature is 20°C (67°F). Maximums can reach 31°C (87°F) and minimums can be as low as 12°C (54°F). This makes it a pleasant time to explore San Julian, offering comfortable weather for outdoor activities and sightseeing.

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

The chart illustrates July temperature patterns in San Julian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Julian, July typically has an average temperature of 20°C (67°F), with highs reaching up to 31°C (87°F) and lows dropping to around 12°C (54°F).

Data source: Temperature data for San Julian generated using information from the Copernicus Climate Change Service.

July Precipitation in San Julian

In San Julian in July, the total precipitation amount is 219 mm (8.6 in) over the course of 23 days.

July Precipitation Trends in San Julian

The chart displays monthly precipitation patterns in San Julian, 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 Julian, July typically receives around 219 mm (8.6 inches) of precipitation spread over approximately 23 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in San Julian

In San Julian in July humidity is 67%. With an average temperature of 20°C (67°F), this humidity feels like a warm embrace that can make outdoor activities a bit sticky, but with the right attire and plenty of hydration, traveling can still be enjoyable and refreshing.

July Average Humidity in San Julian

This chart illustrates the average monthly humidity levels in San Julian, 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 Julian is approximately 67%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Julian

In San Julian 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 Julian.

Maximum UV Index Levels in San Julian for July

The chart shows the monthly maximum UV Index (UVI) for San Julian 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 Julian typically reaches 13, which falls under the extreme exposure category.

Data source: San Julian 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 Julian Compares to Other Months

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

This table compares monthly weather conditions in San Julian, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	12 mm (0.5 inches)	74%	very high
February Weather	17°C (63°F)	13 mm (0.5 inches)	65%	extreme
March Weather	20°C (69°F)	7 mm (0.3 inches)	58%	extreme
April Weather	22°C (72°F)	3 mm (0.1 inches)	58%	extreme
May Weather	23°C (74°F)	30 mm (1.2 inches)	67%	extreme
June Weather	22°C (71°F)	156 mm (6.2 inches)	76%	extreme
July Weather	20°C (67°F)	219 mm (8.6 inches)	67%	extreme
August Weather	20°C (68°F)	178 mm (7.0 inches)	68%	extreme
September Weather	19°C (67°F)	195 mm (7.7 inches)	81%	extreme
October Weather	19°C (66°F)	71 mm (2.8 inches)	83%	extreme
November Weather	17°C (62°F)	20 mm (0.8 inches)	84%	very high
December Weather	15°C (59°F)	7 mm (0.3 inches)	81%	very high