Rio Bonito Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Rio Bonito.

Climate overview of Rio Bonito

Rio Bonito, Rio de Janeiro State, Brazil, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 28°C (82°F), peaking in February at 32°C (90°F) and dipping in July to 26°C (79°F).

With around 1823 mm (72 in) of annual rainfall, Rio Bonito 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 December. The sunniest month is August, with 5.5 hours of sunshine per day on average.

Rio Bonito Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Rio Bonito — and find the best time to visit.

Monthly Temperature in Rio Bonito

With minimal seasonal shifts, Rio Bonito experiences a constant climate year-round. Average daytime temperatures reach a very warm 32°C (90°F) in February. In July, the coolest month of the year, temperatures drop to a comfortable 26°C (79°F).

At night, temperatures range from around 23°C (73°F) in February to 17°C (63°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Rio Bonito

Rio Bonito has a notably wet climate with abundant precipitation, recording 1823 mm (72 in) of rainfall per year. Rio Bonito can be quite wet during December, receiving approximately 274 mm (11 in) of precipitation over 21 rainy days.

In contrast, during the driest month (July), you will experience much drier conditions, with 49 mm (1.9 in) of precipitation spread across 10 rainy days days. For more details, please visit our Rio Bonito Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Rio Bonito

Rio Bonito can be enjoyed more throughout the sunniest month of August under a blue sky, with approximately 5.5 hours of sunshine daily. In contrast, the city experiences much darker days in October, with only 3.2 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Nova Friburgo, Brazil (48 KM, 30 Miles).

Daily hours of sunshine

Data from: Nova Friburgo, Brazil (48 KM, 30 Miles).

Humidity in Rio Bonito by Month

Best Time to Visit Rio Bonito

With its warm weather, Rio Bonito experiences temperatures from 26°C (79°F) to 32°C (90°F) throughout the year. May, June, July and August offers the driest weather, which makes it a good time to visit.

It's smart to plan your activities during the cooler morning hours or take advantage of the refreshing evenings.

Note that January, February, March, November and December make up the rainy season, with heavier precipitation expected.

Ready to plan your travels but need destination ideas? Our smart tool recommends places based on the climate conditions you prefer. Start planning with our destination weather tool.

Frequently asked questions about the climate in Rio Bonito

What is the best time to visit Rio Bonito?

May, June, July, August and September typically offer the most optimal weather in Rio Bonito. In contrast, January, February, March and December tend to have less optimal conditions. Rio Bonito has a distinct rainy season from November to March.

What temperatures can I expect in Rio Bonito?

Daytime highs range from 26°C (79°F) in July to 32°C (90°F) in February. Nighttime lows range from 17°C (63°F) to 23°C (73°F). Temperatures stay relatively stable year-round.

How much rain does Rio Bonito get?

Annual rainfall is around 1823 mm (72 in). December is the wettest month with 274 mm (11 in), while July is the driest with 49 mm (1.9 in).

How sunny is Rio Bonito?

Rio Bonito receives around 1,675 hours of sunshine per year. August is the sunniest month with 166 hours, while October is the cloudiest with just 97 hours.

Rio Bonito 3-Day Forecast

Rio Bonito 3-Day Forecast

Rio Bonito on the map

Rio Bonito is highlighted — select any city to see its climate.

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