Brazil weather

Our guide to the weather in Brazil during September

39

Average high

7

UV Index

46mm

Monthly rainfall

47%

Humidity

We've looked at the most up-to-date weather data for Brazil, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Brazil weather in September.

How hot is it in Brazil during September?

September is typically the hottest month in Brazil. Expect extreme heat during September, with temperatures hitting 39℃ during the day, falling away to 21℃ at night.The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Brazil during September?

On average, in September you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. You're not likely to see a thunderstorm during your trip.

Is it windy in Brazil during September?

No - there is very light air movement in September so conditions should be calm with light breezes at times.

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Books inspired by Brazil

Our hand-picked selection of books to get you in the mood for your Brazil holiday

Brazil Blog posts

From the UK's most popular travel bloggers

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Things to do in Rio de Janeiro in Brazil and mistakes not to make

26th February 2024 by Hand Luggage Only

These are the times you need a guide when you’re travelling in Rio de Janeiro in Brazil and the times you do not need a guide......

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9 things you must do when you visit Rio de Janeiro, Brazil

27th September 2022 by Two Monkey's Travel

Cidade Marvilhosa is truly a marvelous place to see. The second largest city in Brazil served as the country’s capital until 1960s. Portuguese is the main language used in this vibrant city. This is where the iconic Cristo Redentor can be seen....

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12 best cities to see street art in South America

6th May 2022 by Where Angie Wanders

South America is regarded as being home to some of the best street art cities in the world. The urban street art scene in cities such as Buenos Aires, Lima and Medellin attracts local and international muralists and graffiti artists who use the cities’ buildings as blank canvases to showcase their creativity....

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21 best things to do in Rio de Janeiro

12th April 2022 by PommieTravels

My trip to Rio was supposed to be my first stop on a 2-week itinerary that also included Ilha Grande, Sao Paulo and Iguassu Falls.  But then Rio de Janeiro sucked me in and I never left. I spent the entire two weeks exploring the city, laying on the beach, drinking caipirinhas and making new friends.  In part I stayed because I was visiting Brazil during the country’s winter months and Rio was one of the warmest places to be, but I also stayed because there’s so much to see and do...

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What to do in Rio De Janeiro, travel guide to Brazil

19th January 2022 by TravelDave

This is my travel guide on What to do in Rio De Janeiro, Brazil. A few years ago I went on a trip from London to visit the city of Rio. It was an incredible trip and I wanted to share with you my top tips on what to do in and around Rio. Here is my guide all about what to see around Rio De Janeiro, Brazil....

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A look around Rock in Rio, Brazil 2019

23rd September 2021 by TravelDave

Wanted to share with you a video from my trip to Rock in Rio which was held in 2019 in Rio, Brazil. Went to go and see Iron Maiden and wanted to share a glimpse of what it was like. I've also put together a video about what to do in Rio from the same trip: https://youtu.be/oAqDAWw17XI Awesome trip and would highly recommend it.......

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What to do in Rio de Janeiro, Brazil

21st September 2021 by TravelDave

This video is all about What to do in Rio de Janeiro, Brazil. Put together on my recent trip to Rio. Went to attend Rock in Rio which you can see here: https://youtu.be/S7tzBjuSv7Y Here is what I did: - Escadaria Selaron - Selaron Steps - Santa Teresa Tram - Copacabana Beach - Hike to Christ the Redeemer - Parque Lage - Breakfast Brunch at Plage Cafe - Museum of Tomorrow - sugarloaf Mountain Gondola - Confeitaria Colombo - Ipanema Beach - Cervantes Restaurante for Beef...

Weather in Brazil

Our month-by-month guide to the weather and climate in Brazil

29.4

Brazil weather in

January
29.2

Brazil weather in

February
29.8

Brazil weather in

March
30.7

Brazil weather in

April
31.7

Brazil weather in

May
32.8

Brazil weather in

June
34.5

Brazil weather in

July
37.5

Brazil weather in

August
38.5

Brazil weather in

September
35.5

Brazil weather in

October
31.6

Brazil weather in

November
29.8

Brazil weather in

December