August Weather in Fortios, Portugal

Last updated: August 27, 2025

In Fortios, Portugal, the average temperature in August typically hovers around 25°C (77°F). However, be prepared for a range of conditions, as temperatures can dip to a cool 12°C (55°F) and soar to a sweltering 43°C (110°F). With an average humidity of 60% and just 7 mm (0.3 in) of precipitation over 1 day, weather in this region can be quite diverse. Whether you're seeking warmth or a refreshing breeze, Fortios has it all!

August Temperature in Fortios

In August in Fortios, the average temperature is 25°C (77°F), with maximums reaching up to 43°C (110°F) and minimums dropping as low as 12°C (55°F). This makes it a great time for travelers to enjoy a warm climate while being prepared for both hot days and cooler nights.

August Weather in Fortios: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Fortios, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fortios, August typically has an average temperature of 25°C (77°F), with highs reaching up to 43°C (110°F) and lows dropping to around 12°C (55°F).

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

August Precipitation in Fortios

In Fortios in August, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

August Precipitation Trends in Fortios

The chart displays monthly precipitation patterns in Fortios, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Fortios, August typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Fortios

In Fortios in August humidity is 60%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet requiring some effort to stay cool while exploring.

August Average Humidity in Fortios

This chart illustrates the average monthly humidity levels in Fortios, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Fortios is approximately 60%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Fortios

In Fortios in August, 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 Fortios.

Maximum UV Index Levels in Fortios for August

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

Data source: Fortios August 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 August Weather in Fortios Compares to Other Months

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

This table compares monthly weather conditions in Fortios, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	37 mm (1.4 inches)	85%	moderate
February Weather	11°C (52°F)	51 mm (2.0 inches)	75%	moderate
March Weather	12°C (54°F)	93 mm (3.6 inches)	72%	high
April Weather	14°C (58°F)	87 mm (3.4 inches)	70%	very high
May Weather	19°C (66°F)	41 mm (1.6 inches)	70%	very high
June Weather	21°C (70°F)	14 mm (0.6 inches)	63%	extreme
July Weather	24°C (76°F)	4 mm (0.2 inches)	60%	very high
August Weather	25°C (77°F)	7 mm (0.3 inches)	60%	very high
September Weather	22°C (73°F)	31 mm (1.2 inches)	67%	very high
October Weather	18°C (65°F)	53 mm (2.1 inches)	74%	high
November Weather	12°C (54°F)	80 mm (3.2 inches)	83%	moderate
December Weather	10°C (50°F)	75 mm (3.0 inches)	85%	moderate