Santiago do Cacém weather in August (Alentejo, Portugal)
How does the August weather in Santiago do Cacém compare to other months? Use this page to get an overview of the month’s weather conditions.
Temperatures
The weather in Santiago do Cacém is usually perfect in August, featuring high temperatures and almost no rainfall. August is part of summer. The temperature during the day can rise to approximately 28°C. At night, it falls to around 17°C. Often, it stands out as the year's warmest month. With this in mind, cool breathable fabrics will make navigating the heat much more bearable. Always be ready to embrace the warmth while staying cool and protected.
Precipitation
Santiago do Cacém in August usually receives almost no rainfall, averaging around 4.6 mm for the month. Historically, approximately a single day this month are expected to have rain.Average sunshine
The days are predominantly sunny, with an estimated total of around 340 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.If you're inclined towards comfortable temperatures and drier conditions, August is a prime time to visit Santiago do Cacém. April, May, June, July, August, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.
Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Santiago do Cacém's climate page.
Santiago do Cacém, monthly averages in August
Where to go in Portugal in August
Find out more about the weather in Portugal and which places have the best travel conditions in this month.





Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Santiago do Cacém's climate page.
So, what should you wear in this month?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Santiago do Cacém.
Our site offers climate and forecast data for every country in the world. Are you going to Portugal? On this website you can find historical weather averages for many cities in Portugal. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.