30YearWeather
Rio de Janeiro in July
Rio de Janeiro weather in July - Brazil
😊Warm & Pleasant

Rio de Janeiro Weather in July

Plan your July trip to Rio de Janeiro, Brazil. Based on 30 years of NASA data, expect temperatures of 25°C (high) to 16°C (low), with 13% rain probability and 8 hours of daily sunshine. The Atlantic Ocean averages 22°C in July. Great conditions with only 0 rainy days expected.

Avg High
25°C

Hottest around day 25

Avg Low
16°C

Coolest around day 5

Rainy Days
0days

13% avg rain chance

Sunshine
8hrs/day

Summer season

Sea Temperature in July

Atlantic Ocean(Oceano Atlântico)

22.3°C

Monthly Average

Water Feel
☀️Warm

Perfect for swimming and water sports

Swim Rating
Excellent for swimming

Based on average sea surface temperature

Body of Water
Atlantic Ocean

Oceano Atlântico

Rio de Janeiro coastline

Rio de Janeiro July Weather Calendar

Click any day to see detailed weather information

Essential Travel Info for Rio de Janeiro

Currency

BRL

R$ Brazilian real

Language

Portuguese

Driving

Right side

Safety

Moderate Safety

GPI: 2.465

Travel Intelligence

Exclusive flight analytics & health data for Rio de Janeiro

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate
55/ 100
Traffic Index

Balanced traffic

Peak Daily Arrivals

0

slots per day

Peak

May

Low

Nov

Monthly Traffic Distribution

195
Jan
170
Feb
171
Mar
246
Apr
250
May
88
Jun
164
Jul
157
Aug
168
Sep
163
Oct
78
Nov
180
Dec
Traffic Level
Low Season

Key Connections

São Paulo Guarulhos - Governador André Franco Montoro (GRU)
Porto Alegre Salgado Filho (POA)
Buenos Aires Jorge Newbery Airpark (AEP)
Campinas Viracopos (VCP)
Curitiba Afonso Pena (CWB)

Health & Safety Advisory

CDC travel health recommendations

9 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

There iselevated chikungunya riskin Brazil.Chikungunya vaccinationmay be considered for people traveling or moving to this location if they are planning to stay for an extended period of time (for example, 6 months or more).

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Brazil.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Brazil. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Brazil.

Malaria

CDC recommends that travelers going to certain areas of Brazil take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasAll areas in the states of Acre, Amapá, Amazonas, Rondônia, and RoraimaPresent in the states of Maranhão, Mato Grosso, and Pará, but rare cases in their capital cities (São Luis [capital of Maranhão], Cuiabá [capital of Mato Grosso], Belém [capital of Pará])Rare cases and sporadic foci of transmission in rural and forested areas in the states of Espírito Santo, Goiás, Minas Gerais, Mato Grosso do Sul, Piauí, Rio de Janeiro, São Paolo, and TocantinsNo malaria transmission in the cities of Brasília (the capital), Rio de Janeiro, or São PaoloNo malaria transmission at Iguaçu FallsDrug resistanceChloroquineSpeciesP. vivax(90%)P. falciparum(10%)Recommended chemoprophylaxisAtovaquone-proguanil, doxycycline, mefloquine, tafenoquine2Areas with rare cases: No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only)4Updated April 23, 2025See footnotes

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

+3 more

Source: CDC Travelers' Health

View Complete Health Guide

Is July a Good Time to Visit Rio de Janeiro?

👍Great time to visit - recommended
Short Answer

July perfect for Rio de Janeiro's beaches - 22.3°C water temperature, 25°C days, minimal 13% rain. Book beachfront early as this is peak coastal season.

Decision Factors

Vaccinations required

Yellow Fever

Ideal temperature range

25.1°C - perfect for sightseeing and outdoor activities

Excellent dry conditions

Only 13% rain probability - ideal for outdoor activities

Pleasant swimming conditions

22.3°C sea temperature

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Schistosomiasis

Plenty of sunshine

8.7h of sunshine daily

Good For

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 25.1°C, 13% rain chance

  • 📸
    Photographers

    8.7h sunshine, 56% clear skies for golden hour shots

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💑
    Honeymoon couples

    Wedding score 100/100 with romantic weather conditions

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 👴
    Elderly travelers

    78% humidity creates difficult conditions

930 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Rio de Janeiro in July averages 25°C with 13% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Rio de Janeiro in July

What are the temperatures in Rio de Janeiro in July?

Daytime highs average 25°C, nights drop to 16°C. Temperatures remain fairly consistent.

How many rainy days in Rio de Janeiro in July?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Rio de Janeiro in July?

Comfortable casual wear with a light jacket for evenings.

Is July peak season in Rio de Janeiro?

This is typically peak season with higher prices. Book 2-3 months ahead.