July Weather in Mertola, Portugal

Last updated: August 27, 2025

In Mertola, Portugal, the average temperature in July hovers around 24°C (76°F). Expect a comfortable range, with minimums dipping to 12°C (55°F) and occasional highs reaching up to 42°C (109°F). With just 2 mm (0.1 in) of precipitation spread over 0 days, the month boasts an average humidity of 69%, perfect for enjoying the outdoors!

July Temperature in Mertola

In July in Mertola, the average temperature is 24°C (76°F). Maximums can reach 42°C (109°F), and minimums can be as low as 12°C (55°F). This varied climate makes Mertola an ideal destination for travelers seeking both warm days and cooler evenings.

July Weather in Mertola: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Mertola, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mertola, July typically has an average temperature of 24°C (76°F), with highs reaching up to 42°C (109°F) and lows dropping to around 12°C (55°F).

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

July Precipitation in Mertola

In Mertola in July, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

July Precipitation Trends in Mertola

The chart displays monthly precipitation patterns in Mertola, 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 Mertola, July typically receives around 2 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 Mertola

In Mertola in July humidity is 69%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel a bit more exhausting, so travelers should stay hydrated and take frequent breaks in the shade.

July Average Humidity in Mertola

This chart illustrates the average monthly humidity levels in Mertola, 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 Mertola 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 Mertola

In Mertola in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Mertola.

Maximum UV Index Levels in Mertola for July

The chart shows the monthly maximum UV Index (UVI) for Mertola 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 Mertola typically reaches 11, which falls under the extreme exposure category.

Data source: Mertola 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 Mertola Compares to Other Months

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

This table compares monthly weather conditions in Mertola, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	23 mm (0.9 inches)	80%	moderate
February Weather	12°C (54°F)	37 mm (1.5 inches)	73%	moderate
March Weather	13°C (56°F)	67 mm (2.7 inches)	71%	high
April Weather	15°C (60°F)	55 mm (2.2 inches)	69%	very high
May Weather	20°C (68°F)	26 mm (1.0 inches)	69%	very high
June Weather	22°C (72°F)	9 mm (0.4 inches)	67%	extreme
July Weather	24°C (76°F)	2 mm (0.1 inches)	69%	extreme
August Weather	26°C (78°F)	2 mm (0.1 inches)	68%	very high
September Weather	23°C (74°F)	22 mm (0.8 inches)	71%	very high
October Weather	19°C (67°F)	38 mm (1.5 inches)	75%	high
November Weather	14°C (57°F)	48 mm (1.9 inches)	78%	moderate
December Weather	11°C (53°F)	40 mm (1.6 inches)	81%	moderate