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Rio de Janeiro in September

Short answer

In September, Rio de Janeiro averages highs of 25 °C (77 °F) and lows of 19 °C (66 °F), with about 64 mm of rain spread over roughly 9 days. September has moderate rainfall, usually in quick showers that do not spoil the whole day. Crowds tend to be moderate this month.

Climate · INMET (updated 2026)
Most reviewed activity in Rio de JaneiroRio de Janeiro Full-Day Tour + Christ the Redeemer and Sugarloaf Mountain by Minibus★ 8.6 · 338 reviews · from US$ 103 · via CivitatisSee dates and price →
Temperature
25 / 19 °C
high / low
Rain
64 mm
9 days
Daylight
11h58
sunset at 17:46
Crowds
Moderate
1 public holiday

What to expect in Rio de Janeiro in September

Myllena Vieira, editor at Visite
Editor's tip

September is spring in Rio de Janeiro. In Brazil the seasons are the reverse of those in the Northern Hemisphere. Temperatures are pleasant, with highs of 25 °C (77 °F) and nights that still call for a light jacket. Crowds sit somewhere in the middle, with peaks on public holidays. Outside those dates, you can enjoy the place at an easy pace and spend less. Rain, when it comes, is usually brief and does not spoil the day.

Myllena Vieira · Editor at Visite
Crowds
Crowd level: moderate

Moderate crowds, with peaks on public holidays. Outside those dates, you can enjoy the place at a calmer pace.

Prices
Rates: moderate · ~R$ 341

Moderate prices outside public holidays, which push rates and crowds up. The average nightly rate for lodging in Rio de Janeiro is around R$ 341 (Brazilian reais), depending on the date.

Tours and tickets

Things to do in Rio de Janeiro in September

booking on Civitatis
Rio de Janeiro Full-Day Tour + Christ the Redeemer and Sugarloaf Mountain by Minibus
8.6· 338 reviews

Rio de Janeiro Full-Day Tour + Christ the Redeemer and Sugarloaf Mountain by Minibus

Discover Rio de Janeiro on this complete tour. See the world-famous Christ the Redeemer Statue, Sugarloaf Mountain and the Maracana stadium in real life!

10 h
from US$ 103
Book →
Rio de Janeiro Rocinha Favela Walking Tour
9.3· 187 reviews

Rio de Janeiro Rocinha Favela Walking Tour

Experience the other side of Rio de Janeiro with this guided tour of the Rocinha favela, during which you'll discover its lesser-known spots.

3 h
from US$ 50
Book →
Rio Sunset Sailing Tour
9.6· 158 reviews

Rio Sunset Sailing Tour

Experience a beautiful sunset over Rio de Janiero, sailing the bay as night falls on board a luxurious yacht - a unique experience in the 'Cidade Maravilhosa'.

3 h
from US$ 53
Book →
Dona Marta Viewpoint Sunrise & Christ the Redeemer
9.8· 51 reviews

Dona Marta Viewpoint Sunrise & Christ the Redeemer

On this tour in Rio de Janeiro, we'll see a spectacular sunrise at the Dona Marta viewpoint and the awe-inspiring statue of Christ the Redeemer.

3 h
from US$ 98
Book →
Christ the Redeemer and Tijuca National Park Tour
9.6· 39 reviews

Christ the Redeemer and Tijuca National Park Tour

Enjoy the majestic landscapes that surround Rio on this tour of the National Park of Tijuca and the neighbouring area. Amazing!

7 h
from US$ 55
Book →
Rio de Janeiro Sailboat Trip
9.8· 29 reviews

Rio de Janeiro Sailboat Trip

Admire the famous Sugar Loaf Mountain from a truly unique perspective with this unforgettable sailboat trip around Rio de Janeiro.

3 h
from US$ 54
Book →
See all activities in Rio de Janeiro
Where to stay

Hotels in Rio de Janeiro

In September, demand in Rio de Janeiro is moderate: most hotels have room, but public holidays fill them up. Compare rates and book a few weeks ahead.

Linx Galeao by Wish in Rio de Janeiro 8.8 ★★★ · 399 reviews Linx Galeao by Wish See on Booking → Americas Granada Hotel in Rio de Janeiro 8.5 ★★★★ · 589 reviews Americas Granada Hotel See on Booking → ibis budget RJ Copacabana in Rio de Janeiro 8.2 ★★ · 71 reviews ibis budget RJ Copacabana See on Booking → ibis Rio de Janeiro Nova America in Rio de Janeiro 8.1 ★★★ · 36 reviews ibis Rio de Janeiro Nova America See on Booking →
See all hotels in Rio de Janeiro

Rates change with the dates: confirm the price on Booking.com.

What happens in September

No major fixed festivals in September, but public holidays (Independence Day) bring more people to the destination.

Public holidays in September: Independence Day (07/09). Expect more people and higher prices around these dates.

What to pack in September

Light clothing for the day · highs of 25 °C (77 °F) Rain jacket or umbrella · 9 days of rain in the month Sunscreen and sunglasses · strong sun on the tours Comfortable walking shoes · you will be on foot much of the day
Looking for better weather?

Where the weather is good in September

These destinations have the best weather comfort for September, scored with the same calculation of rain, heat and humidity. Tap to see what the month is like in each one.

Diamantina 86
Diamantina
Minas Gerais · see September →
Belo Horizonte 79
Belo Horizonte
Minas Gerais · see September →
Brumadinho 79
Brumadinho
Minas Gerais · see September →
Mariana 79
Mariana
Minas Gerais · see September →
See all destinations by month

Torn between Rio de Janeiro and another destination?

See Rio de Janeiro next to the destinations that usually compete for the same trip: month-by-month weather, driving cost, ideal length of stay and travel style, side by side.

Rio de Janeiro or Arraial do Cabo? Rio de Janeiro or Búzios? Rio de Janeiro or Paraty?
see all comparisons →

Questions about Rio de Janeiro in September

What is the weather like in Rio de Janeiro in September?
In September, Rio de Janeiro averages highs of 25 °C (77 °F) and lows of 19 °C (66 °F), with about 64 mm of rain spread over roughly 9 days. September has moderate rainfall, usually in quick showers that do not spoil the whole day. Crowds tend to be moderate this month.
Does it rain a lot in Rio de Janeiro in September?
In September, Rio de Janeiro gets about 64 mm of rain spread over around 9 rainy days, in line with the average rainfall for the year. Rain tends to come in quick showers that do not ruin the day.
Is September high season in Rio de Janeiro?
Crowds in September tend to be moderate. Moderate prices outside public holidays, which push rates and crowds up.
What is happening in Rio de Janeiro in September?
No major fixed festivals in September, but public holidays (Independence Day) bring more people to the destination.
Does it usually rain all day in Rio de Janeiro in September?
INMET's climate normals record the number of rainy days and the total millimeters, not the hours of each day, so they do not say how long the rain lasts. What they show for Rio de Janeiro in September: 9 rainy days in a month of 30 days (about 30% of the days) and 64 mm over the month, which works out to an average of about 7 mm per rainy day. Compared with the rest of the year, September falls within the destination's average rainfall. Rain tends to come in showers, but it is smart to have an indoor backup plan.
What is the temperature in Rio de Janeiro in September, and what should you pack?
According to INMET's climate normals, the average high in Rio de Janeiro in September is 25 °C and the average low is 19 °C, with air humidity of around 78%. Compared with the rest of the year, September is among the coolest months at the destination. For your suitcase, here is what those numbers call for: light clothing for the day; rain jacket or umbrella; sunscreen and sunglasses.
Is Rio de Janeiro worth visiting in September?
Good time to visit. On our weather comfort index, which weighs rain, heat and humidity from INMET's climate normals, September scores 66 out of 100 and ranks No. 4 among the 12 months. The most comfortable month is July (74) and the least comfortable is January (40). As for crowds, in September they tend to be moderate.
August see the full year October