July Weather in Sao Luis, Portugal

Last updated: August 27, 2025

In July, the average temperature in Sao Luis, Portugal hovers around 21°C (70°F), offering a pleasant climate for outdoor activities. Temperatures can range from a refreshing 13°C (56°F) to a sizzling 36°C (96°F). With minimal precipitation of just 3 mm (0.1 in) over the course of 0 days, you can expect plenty of sunshine. The average humidity sits at a comfortable 69%, making it an ideal time to enjoy all that the region has to offer!

July Temperature in Sao Luis

In July in Sao Luis, the average temperature is 21°C (70°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 13°C (56°F). This makes Sao Luis a comfortable destination for travelers looking to enjoy mild days and cooler nights.

July Weather in Sao Luis: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Sao Luis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Luis, July typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (96°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in Sao Luis

In Sao Luis in July, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.

July Precipitation Trends in Sao Luis

The chart displays monthly precipitation patterns in Sao Luis, 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 Sao Luis, July typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 0 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 Sao Luis

In Sao Luis in July humidity is 69%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making outdoor activities enjoyable but requiring occasional breaks for hydration and shade during your travels.

July Average Humidity in Sao Luis

This chart illustrates the average monthly humidity levels in Sao Luis, 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 Sao Luis is approximately 69%, 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 Sao Luis

In Sao Luis in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Sao Luis.

Maximum UV Index Levels in Sao Luis for July

The chart shows the monthly maximum UV Index (UVI) for Sao Luis 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 Sao Luis typically reaches 10, which falls under the very high exposure category.

Data source: Sao Luis 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 Sao Luis Compares to Other Months

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

This table compares monthly weather conditions in Sao Luis, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	29 mm (1.1 inches)	80%	moderate
February Weather	13°C (55°F)	54 mm (2.1 inches)	73%	moderate
March Weather	14°C (57°F)	83 mm (3.3 inches)	71%	high
April Weather	15°C (60°F)	66 mm (2.6 inches)	69%	very high
May Weather	18°C (65°F)	23 mm (0.9 inches)	69%	very high
June Weather	19°C (67°F)	10 mm (0.4 inches)	67%	extreme
July Weather	21°C (70°F)	3 mm (0.1 inches)	69%	very high
August Weather	22°C (71°F)	2 mm (0.1 inches)	68%	very high
September Weather	21°C (70°F)	11 mm (0.4 inches)	71%	very high
October Weather	19°C (66°F)	45 mm (1.8 inches)	75%	high
November Weather	15°C (59°F)	58 mm (2.3 inches)	78%	moderate
December Weather	13°C (55°F)	51 mm (2.0 inches)	81%	moderate