Barra de São João weather in September (Rio de Janeiro State, Brazil)

Interested in knowing the climate of Barra de São João in September? Here's what you need to know about the weather for the month.

Temperatures

Experience perfect weather in Barra de São João during September, featuring high temperatures and moderate rainfall. Throughout the day, temperatures can rise to about 27°C. At night, they generally drop to 20°C.

Precipitation

Barra de São João in September usually receives moderate rainfall, averaging around 75 mm for the month. According to historical climate patterns, there are usually around 12 days days of rain.

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

For an in-depth look at the yearly conditions, visit our specialized Barra de São João climate page with graphs.

 

Barra de São João, monthly averages in September

Min Temperature 20°C  

Max Temperature 27°C  

Chance of Rain 40%  

Precipitation 75 mm  

Rainy days 12 days  

Humidity 81% *  

Data from: Cabo Frio, Brazil (33 KM, 20 Miles).

Where to go in Brazil in September

Find out more about the weather in Brazil 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.

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Barra de São João.

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