Ilhabela weather in September (Sao Paulo State, Brazil)

Planning a trip to Ilhabela in September? This guide provides all the details you need.

In September, Ilhabela generally has high temperatures and high rainfall. Throughout the day, temperatures typically settle at around 23°C. But by evening, they drop to around 19°C.

Ilhabela in September usually receives high rainfall, averaging around 137 mm for the month. Typically around 12 days of rainfall is expected.

The area experiences limited sunny days, amounting to roughly 80 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days

If your ideal day consists of dry skies and moderate temperatures June, July and August generally stand out with the best circumstances. While January tends to showcase less optimal conditions.

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

 

Ilhabela, monthly averages in September

Min Temperature 19°C  

Max Temperature 23°C  

Chance of Rain 41%  

Precipitation 137 mm  

Rainy days 12 days  

Sunshine 80 hours *  

Percentage Sunshine *  

* Data from: Ubatuba, Brazil (47 KM, 29 Miles).

Where to go in Brazil in September

Find out more about the weather in Brazil 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 Ilhabela in September?

For visitors traveling to Ilhabela, 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. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

4/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country in the world. Are you going to Brazil? On this website you can find historical weather averages for many cities in Brazil. 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.