Estoril weather in September (Lisbon Region, Portugal)

What does the weather outlook for Estoril look like in September? Our guide gives you the essential weather details for this month.

Temperatures

For September, the weather in Estoril is generally perfect, featuring high temperatures and moderate rainfall. Daytime temperatures generally settle around 22°C, while nighttime can see a dip to about 18°C.

Precipitation

Estoril in September usually receives moderate rainfall, averaging around 31 mm for the month. Rain is expected on roughly 6 days.

Average sunshine

With around 278 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

So this is a great month to visit if you prefer dry days with pleasant temperatures. June, July, August, September and October typically offer the most optimal weather. In contrast, January, February, March, April and December tend to have less optimal conditions.

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

 

Estoril, monthly averages in September

Min Temperature 18°C  

Max Temperature 22°C  

Chance of Rain 20%  

Precipitation 31 mm  

Rainy days 6 days  

Humidity 75% *  

Sunshine 278 hours *  

Percentage Sunshine 75% *  

* Data from: Cascais, Portugal (2 KM, 1 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?

For visitors traveling to Estoril, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Estoril.

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.