Start of the wetter season · Weather & things to do
Rio de Janeiro in October
Little changes in Rio de Janeiro from September: highs stay near 79°F (26°C), lows near 68°F (20°C), and about 4.3 in (108 mm) of rain falls.
It scores 72/100 for comfort, 7th of 12, which makes it a solid shoulder-season month.
- Avg high
- 79°F (26°C)
- Avg low
- 68°F (20°C)
- Rain
- 4.3 in (108 mm)
- Humidity
- 79%
- Cloud cover
- 70%
- Daylight
- ~12 h 33 min
- Comfort score
- 72/100 · Good
What October feels like
Days are warm, averaging 79°F (26°C).
After dark, temperatures fall to about 68°F (20°C).
Humidity averages 79%, so the air feels sticky and the heat feels stronger than the thermometer says.
Some rain is likely, about 4.3 in (108 mm) in the month, so pack for a shower or two.
Plan around October
October is shoulder season: good weather, a step below the best months (June – August).
- Comfort slips from 82/100 in September to 72/100.
- October sits inside the Apr – Jun, Sep – Nov window our Rio, Ilha Grande & Paraty route recommends.
What to pack for October
- Light, breathable clothes79°F afternoons
- Sunscreen, sunglasses and a hatstrong sun this month
- Quick-dry fabrics79% average humidity
- Packable rain jacket or umbrellaa shower or two is likely
- Comfortable walking shoesmost picks involve some walking
What to do in Rio de Janeiro in October
With conditions on your side, the picks below favor time outside.
Sugarloaf Mountain
Two-stage cable car up Pão de Açúcar for views across Guanabara Bay.
Why now October scores 72/100 for comfort, good conditions for being outside.
Jardim Botânico
Botanical garden founded in 1808, known for its avenue of imperial palms.
Why now Highs near 79°F and 4.3 in of monthly rain make this an easy outdoor pick.
Ipanema Beach
Famous beach divided by lifeguard posts, with Dois Irmãos peaks at the far end.
Why now One to do outside while the weather is on your side.
Christ the Redeemer
Art Deco statue atop Corcovado, reached by a cog train through Tijuca forest.
Aprazível
Treehouse-like terrace restaurant in Santa Teresa serving Brazilian dishes with bay views.
Nearby in October
- Ilha Grande in October~65 mi · highs 83°F, 4.7 in rain · 2°C (4°F) warmer by day, about as wet
- Paraty in October~100 mi · highs 89°F, 4.7 in rain · 5°C (9°F) warmer by day, about as wet
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Rio de Janeiro in October: quick answers
Is October a good time to visit Rio de Janeiro?
It's a good shoulder-season choice, scoring 72/100 against a best of 90 in June – August. Expect highs of 79°F (26°C) and 4.3 in (108 mm) of rain. October is inside the Apr – Jun, Sep – Nov window our Rio, Ilha Grande & Paraty route recommends.
How hot is Rio de Janeiro in October?
Average highs are 79°F (26°C) and average lows 68°F (20°C), making it the 6th-coldest month by daytime highs.
Does it rain a lot in Rio de Janeiro in October?
Some: about 4.3 in (108 mm) of rain falls across October on average, the 6th-wettest month of the year. The annual total is about 57.9 in (1470 mm).
What should I pack for Rio de Janeiro in October?
Bring light, breathable clothes (79°F afternoons), sunscreen, sunglasses and a hat (strong sun this month), quick-dry fabrics (79% average humidity), packable rain jacket or umbrella (a shower or two is likely) and comfortable walking shoes (most picks involve some walking).
More on Rio de Janeiro
Routes in season in October
- Rio, Ilha Grande & Paraty Apr – Jun, Sep – Nov
Planning Rio de Janeiro in October?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.