Santiago do Cacém weather in September (Alentejo, Portugal)

Curious about the climate in Santiago do Cacém this September? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

The weather in Santiago do Cacém is usually perfect in September, characterized by high temperatures and low rainfall. The summer season is characteristic of September. Throughout the daytime, temperatures often hover around 26°C. However, as the sun sets and evening approaches, there's a noticeable cool-down. Temperatures gently drop to a more temperate 17°C.

Precipitation

Santiago do Cacém in September usually receives low rainfall, averaging around 29 mm for the month. This month experiences about 4 days of rain according to historical data.

Average sunshine

There are approximately 263 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. April, May, June, July, August, September and October generally stand out with the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Santiago do Cacém climate page with graphs.

 

Santiago do Cacém, monthly averages in September

Min Temperature 17°C  

Max Temperature 26°C  

Chance of Rain 14%  

Precipitation 29 mm  

Rainy days 4 days  

Humidity 56% *  

Sunshine 263 hours *  

Percentage Sunshine 74% *  

Data from: Beja, Portugal (72 KM, 45 Miles).

Where to go in Portugal in September

Find out more about the weather in Portugal and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

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.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

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.