August weather forecast
Portugal

August in Portugal continues the peak summer season, with high temperatures and extremely low levels of precipitation. The average temperature across the country during this month is approximately 24.5°C (76.1°F). Coastal cities such as Lisbon and Porto experience somewhat milder climates compared to the hotter inland regions. Lisbon sees temperatures typically ranging from 19°C (66.2°F) to 29°C (84.2°F), while Porto has temperatures from 16°C (60.8°F) to 25°C (77°F).

As for rainfall, August witnesses minimal precipitation, with Lisbon recording an average of about 6mm (0.24") and Porto receiving slightly more, around 30mm (1.18"). Snowfall in the northern high-altitude areas like Serra da Estrela is an improbable occurrence due to the prevailing high temperatures.

When compared with the previous month of July, August maintains a similar temperature range and sees a slight increase in rainfall, albeit still very low. Looking ahead to the following month, September, August is generally hotter and drier. Despite the intense heat, August remains a popular time for tourists to visit, with ample opportunity to enjoy Portugal's sunny beaches, scenic landscapes, and lively summer festivals.

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• Lisbon - August »
  On the last day of August, in Lisbon sunrise is at 07:05 and sunset at 20:08 WEST. July and August, with an average of 11h of sunshine, are months with the most sunshine in Lisbon, Portugal.
• Porto - August »
  In Porto, Portugal, in August, it is raining for 5 days, with typically 33mm (1.3") of accumulated precipitation. On the first day of August in Porto, sunrise is at 06:30 and sunset at 20:50.
• Faro - August »
  August is the warmest month in Faro exhibiting average temperatures of 27.2°C (81°F) at the peak and 20.6°C (69.1°F) at the base. The month with the warmest seawater in Faro is August, with an average sea temperature of 22.1°C (71.8°F).
• Coimbra - August »
  The concluding month of summer, August, maintains the trend of high temperatures in Coimbra while marginally cooling down from its July peak. On the last day of August, in Coimbra, sunrise is at 07:00 and sunset at 20:06 WEST.
• Braga - August »
  The month of August, characterized by an average high of 27.7°C (81.9°F) and a low of 14.5°C (58.1°F), is recognized as the warmest in Braga, Portugal. Braga's warmest month, August, registers temperatures that range from a high of 27.7°C (81.9°F) to a low of 14.5°C (58.1°F).
• Aveiro - August »
  Aveiro's warmest month, August, generally records average temperatures ranging from a high of 25.4°C (77.7°F) to a low of 15.9°C (60.6°F). Aveiro's August weather, marked by an average high temperature of 25.4°C (77.7°F) and an average low temperature of 15.9°C (60.6°F), is the warmest in the year.
• Evora - August »
  As the latter half of peak summer takes over, August sees temperatures in Evora hovering around a high of 32.1°C (89.8°F). In Evora, in August, it is raining for 2 days, with typically 8mm (0.31") of accumulated precipitation.
• Viseu - August »
  Coupled with the generally warm weather, the city records the highest average temperature of 29.6°C (85.3°F), making August the hottest month in Viseu. August is the least humid month in Viseu, Portugal, with an average relative humidity of 57%.
• Funchal - August »
  Funchal's warmest month, August, registers temperatures that range from a high of 23°C (73.4°F) to a low of 21.4°C (70.5°F). June and August, with an average relative humidity of 80%, are the most humid months in Funchal.
• Guarda - August »
  The months with the most sunshine in Guarda are July and August, with an average of 11.6h of sunshine. The months with the highest UV index in Guarda are July and August, with an average maximum UV index of 6.
• Beja - August »
  The months with the least rainfall in Beja are July and August Rain falls for 1 days and accumulates 1mm (0.04") of rain. July and August are months with the least rain in Beja when the rain falls for 1 days and typically aggregates up to 1mm (0.04") of rain.