Olhão weather in September (Algarve, Portugal)

What can you expect from the weather in Olhão during September? This guide provides all the details you need.

In Olhão, September is characterized by high temperatures and low rainfall. September is a summer month. Anticipate daytime temperatures around 25°C, while night temperatures can drop to 19°C.

Olhão in September usually receives low rainfall, averaging around 21 mm for the month. Typically around 3 days of rainfall is expected.

The days are predominantly sunny, with an estimated total of around 278 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Olhão. May, June, July, August, September and October typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.

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

 

Olhão, monthly averages in September

Min Temperature 19°C  

Max Temperature 25°C  

Water Temperature 20°C *  

Chance of Rain 8%  

Precipitation 21 mm  

Rainy days 3 days  

Humidity 65% *  

Windspeed 11 km/h *  

Sunshine 278 hours *  

Percentage Sunshine 76% *  

* Data from: Faro, Portugal (6 KM, 4 Miles).

Where to go in Portugal in September

Find out more about the weather in Portugal in September and which places have the best weather 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 Olhão in September?

For visitors traveling to Olhão, 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. With a water temperature of around 20°C this is a great month to swim so bring your swimwear.

What To Do

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

Swimming

10/10

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Olhão.

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 climate conditions. Find out where to go with our weather planner.