Duque de Caxias Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Duque de Caxias.
Climate overview of Duque de Caxias
The climate in Duque de Caxias, Rio de Janeiro State, Brazil, is remarkably consistent, with temperatures year-round averaging 29°C (84°F). The warmest month is February at 33°C (91°F), and the coolest is July at 27°C (81°F).
With around 1603 mm (63 in) of annual rainfall, Duque de Caxias has a notably wet climate. However, this rainfall is not evenly distributed — the city has a distinct rainy season from November to March. The wettest month is January. January is the sunniest month, averaging 7.1 hours of sunshine per day.
Duque de Caxias Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Duque de Caxias — and find the best time to visit.
Monthly Temperature in Duque de Caxias
In Duque de Caxias temperatures are generally consistent throughout the year. Average daytime temperatures reach a very warm 33°C (91°F) in February. In July, the coolest month of the year, temperatures drop to a comfortable 27°C (81°F).
At night, temperatures range from around 23°C (73°F) in February to 16°C (61°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Duque de Caxias
Duque de Caxias experiences significant rainfall throughout the year, averaging 1603 mm (63 in) of precipitation annually. Duque de Caxias can be quite wet during January, receiving approximately 249 mm (9.8 in) of precipitation over 20 rainy days.
In contrast, during the driest month (August), you will experience much drier conditions, with 45 mm (1.8 in) of precipitation spread across 9 rainy days days. For more details, please visit our Duque de Caxias Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Duque de Caxias
Duque de Caxias experiences moderate variation in sunshine hours across the seasons. With 7.1 hours daily sunshine in January, it dips to 4.8 hours in September, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Duque de Caxias
The mean water temperature over the year ranges from 21°C (70°F) in August to 26°C (79°F) in February.
Water temperature over the year
Humidity in Duque de Caxias by Month
The relative humidity is high throughout the year in Duque de Caxias.
The city experiences its highest humidity in March, reaching 80%. In July, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Duque de Caxias
The average wind speed over the year ranges from 2 m/s (4 knots) to 4 m/s (8 knots). It is lower in April, May, June and July and higher in November. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Duque de Caxias
To make the most of your visit, consider exploring early in the morning or during the pleasant late afternoon hours when the temperature is most comfortable.
Be aware that January, February, March, November and December constitute the rainy season, with significant precipitation. Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Duque de Caxias
What is the best time to visit Duque de Caxias?
May, June, July, August and September typically offer the most optimal weather in Duque de Caxias. In contrast, January, February, March and December tend to have less optimal conditions. Duque de Caxias has a distinct rainy season from November to March.
What temperatures can I expect in Duque de Caxias?
Daytime highs range from 27°C (81°F) in July to 33°C (91°F) in February. Nighttime lows range from 16°C (61°F) to 23°C (73°F). Temperatures stay relatively stable year-round.
How much rain does Duque de Caxias get?
Annual rainfall is around 1603 mm (63 in). January is the wettest month with 249 mm (9.8 in), while August is the driest with 45 mm (1.8 in).
How sunny is Duque de Caxias?
Duque de Caxias receives around 2,183 hours of sunshine per year. January is the sunniest month with 212 hours, while September is the cloudiest with just 144 hours. Overall, Duque de Caxias enjoys abundant sunshine.
Duque de Caxias 3-Day Forecast
Duque de Caxias 3-Day Forecast
Duque de Caxias on the map
Duque de Caxias is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Fortaleza
31°C (88°F) Salvador
26°C (79°F) Rio de Janeiro
26°C (79°F) Búzios
25°C (77°F) Sao Paulo23°C (73°F) Paraty23°C (73°F) Florianópolis21°C (70°F) Gramado
19°C (66°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
The 5 most tranquil retreats in the Amazon Rainforest, Brazil
Discover top sustainable lodges in the Amazon. Enjoy unique wildlife, eco-friendly stays, and immersive experiences at Anavilhanas, Cristalino, and more.
An alternative way to discover Rio de Janeiro
Don't feel like seeing the traditional tourist sights in Rio de Janeiro? We have made an overview of the sights in Rio de Janeiro that you must see if you want to visit Rio in an alternative way.
Iguazu Falls
Iguazu Falls are among the largest waterfalls on earth. You will be speechless when you see this miracle of mother nature. They are included in the World Heritage List and have also been named one of the seven wonders of the world.