July Weather in Las Marias, Puerto Rico

Last updated: August 31, 2025

In July, the average temperature in Las Marias, Puerto Rico hovers around 27°C (81°F), with a comfortable minimum of 23°C (74°F) and a maximum reaching 32°C (90°F). Be prepared for 103 mm (4.1 in) of precipitation spread over 20 days, contributing to an average humidity level of 80%.

July Temperature in Las Marias

In July in Las Marias, the average temperature is 27°C (81°F). Maximums can reach 32°C (90°F) and minimums can be as low as 23°C (74°F). This pleasant climate makes Las Marias a great destination for travelers looking to enjoy warm and comfortable weather.

July Weather in Las Marias: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Las Marias, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Las Marias, July typically has an average temperature of 27°C (81°F), with highs reaching up to 32°C (90°F) and lows dropping to around 23°C (74°F).

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

July Precipitation in Las Marias

In Las Marias in July, the precipitation amount is 103 mm (4.1 in), occurring over a span of 20 days.

July Precipitation Trends in Las Marias

The chart displays monthly precipitation patterns in Las Marias, 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 Las Marias, July typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 20 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 Las Marias

In Las Marias in July humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

July Average Humidity in Las Marias

This chart illustrates the average monthly humidity levels in Las Marias, 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 Las Marias is approximately 80%, 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 Las Marias

In Las Marias 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 Las Marias.

Maximum UV Index Levels in Las Marias for July

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

Data source: Las Marias 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 Las Marias Compares to Other Months

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

This table compares monthly weather conditions in Las Marias, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	22 mm (0.9 inches)	76%	very high
February Weather	24°C (76°F)	33 mm (1.3 inches)	75%	extreme
March Weather	24°C (76°F)	68 mm (2.7 inches)	74%	extreme
April Weather	25°C (77°F)	72 mm (2.8 inches)	75%	extreme
May Weather	26°C (79°F)	95 mm (3.7 inches)	75%	extreme
June Weather	27°C (80°F)	85 mm (3.4 inches)	77%	extreme
July Weather	27°C (81°F)	103 mm (4.1 inches)	80%	extreme
August Weather	27°C (81°F)	106 mm (4.2 inches)	80%	extreme
September Weather	27°C (80°F)	192 mm (7.6 inches)	79%	extreme
October Weather	26°C (79°F)	122 mm (4.8 inches)	78%	extreme
November Weather	26°C (78°F)	98 mm (3.9 inches)	78%	very high
December Weather	25°C (77°F)	28 mm (1.1 inches)	76%	very high