Choose your region first. Rio has warm days year-round, with summer rain. Visit the Pantanal from May to September for easier wildlife viewing.
A 0 to 100 comfort rating from daytime heat, overnight chill, rainfall and storm risk, for Rio de Janeiro. Higher is better. Some booking links earn us a commission, at no extra cost to you.
Higher outdoor comfort scores.
Hot days and more rain.
The Rio score does not rate Brazil.
The year at a glance
The score above uses Rio weather. It cannot rate the rest of Brazil. Summer brings more rain to Rio.
Manaus stays hot and rainy. The Pantanal has a drier wildlife season. Southern Brazil can be cool in winter.
Brazil sources and limits
Visit Brasil describes regional climates. Its Rio guide notes summer rain. Brazil’s Tourism Ministry gives the Manaus and Pantanal windows. Visit Brasil Carnival confirms that dates vary each year. Rio’s monthly weather and comfort score use older curated inputs; this update does not verify their station provenance or rate other regions. Checked October 2026.
Brazil month by month
Highs, lows, rainfall and the rating, for Rio de Janeiro.
JanuaryHot with a little rain.Great 71
- Daytime high
- 30°C / 86°F
- Overnight low
- 23°C / 73°F
- Rainfall
- 115 mm
Hot with a little rain.
FebruaryHot with a little rain.Ideal 74
- Daytime high
- 31°C / 88°F
- Overnight low
- 24°C / 75°F
- Rainfall
- 105 mm
Hot with a little rain.
MarchHot with a little rain.Ideal 77
- Daytime high
- 30°C / 86°F
- Overnight low
- 23°C / 73°F
- Rainfall
- 100 mm
Hot with a little rain.
AprilWarm and wet.Great 64
- Daytime high
- 28°C / 82°F
- Overnight low
- 22°C / 72°F
- Rainfall
- 135 mm
Warm and wet.
MayWarm with a little rain.Ideal 86
- Daytime high
- 26°C / 79°F
- Overnight low
- 20°C / 68°F
- Rainfall
- 80 mm
Warm with a little rain.
JuneWarm with a little rainIdeal 96
- Daytime high
- 25°C / 77°F
- Overnight low
- 19°C / 66°F
- Rainfall
- 55 mm
Warm with a little rain.
JulyWarm and dryIdeal 100
- Daytime high
- 25°C / 77°F
- Overnight low
- 18°C / 64°F
- Rainfall
- 45 mm
Warm and dry.
AugustWarm and dryIdeal 100
- Daytime high
- 25°C / 77°F
- Overnight low
- 19°C / 66°F
- Rainfall
- 45 mm
Warm and dry.
SeptemberWarm with a little rain.Ideal 92
- Daytime high
- 25°C / 77°F
- Overnight low
- 19°C / 66°F
- Rainfall
- 65 mm
Warm with a little rain.
OctoberWarm with a little rain.Ideal 82
- Daytime high
- 26°C / 79°F
- Overnight low
- 21°C / 70°F
- Rainfall
- 90 mm
Warm with a little rain.
NovemberWarm with a little rain.Ideal 78
- Daytime high
- 28°C / 82°F
- Overnight low
- 22°C / 72°F
- Rainfall
- 100 mm
Warm with a little rain.
DecemberHot and wet.Great 64
- Daytime high
- 29°C / 84°F
- Overnight low
- 23°C / 73°F
- Rainfall
- 135 mm
Hot and wet.
Where you go changes when you go
Rio de Janeiro
Warm all year. Expect more summer rain; compare Rio’s monthly weather above.
Northeast coast
Warm much of the year. Rain changes by coast and city; check your beach area.
Manaus and the Amazon
Rain falls year-round. Around Manaus, July to September often brings shorter showers.
Pantanal
May to September is drier and can make wildlife easier to spot.
Best time to visit Brazil for
Rio beaches
Summer brings hot beach days and more rain. Check the forecast before you go.
Carnival
February or March. Check this year’s dates in Rio, Salvador or your chosen city.
Manaus
July to September often has shorter showers. Rain remains possible all year.
Pantanal wildlife
May to September is the drier viewing window. Conditions still vary by area.
What is on, and when
Carnival, February or March
Dates move each year. Check the local parade schedule.
Rio summer, Dec to Mar
Hot beach days come with more rain.
Watch out
Rio rainier months
Apr, Dec.
Where to stay in Brazil
Compare places to stay around Rio de Janeiro. Choose your dates on the booking site.
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Before you choose a stay
- Check the exact location and transport connections.
- Compare the full price, including taxes and fees.
- Read cancellation terms before you book.
Your travel month helps with planning. Enter your own dates on the booking site.
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Good to know
What is the best time to visit Brazil?
When is Carnival in Brazil?
When is the best time for Manaus?
Where else, and when
Every country on one map, or jump straight to another guide.
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