Rio Claro Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Rio Claro.
Climate overview of Rio Claro
Rio Claro, São Paulo State, Brazil, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 29°C (84°F), peaking in February at 31°C (88°F) and dipping in July to 26°C (79°F).
With around 1600 mm (63 in) of annual rainfall, Rio Claro has a notably wet climate. However, this rainfall is not evenly distributed — the city has distinct dry (July to August) and wet (November to March) seasons. The wettest month is January. Sunshine peaks in March, when the city sees around 9.6 hours of sunshine per day.
Rio Claro Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rio Claro — and find the best time to visit.
Monthly Temperature in Rio Claro
With minimal seasonal shifts, Rio Claro experiences a constant climate year-round. Average daytime temperatures reach a very warm 31°C (88°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 20°C (68°F) in February to 13°C (55°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Rio Claro
Rio Claro has a notably wet climate with abundant precipitation, recording 1600 mm (63 in) of rainfall per year. Rio Claro can be quite wet during January, receiving approximately 296 mm (12 in) of precipitation over 21 rainy days.
In contrast, during the driest month (August), you will experience much drier conditions, with 32 mm (1.3 in) of precipitation spread across 7 rainy days days. For more details, please visit our Rio Claro 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 Rio Claro
Rio Claro experiences moderate variation in sunshine hours across the seasons. With 9.6 hours daily sunshine in March, it dips to 7.0 hours in June, 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
Humidity in Rio Claro by Month
The relative humidity is high throughout the year in Rio Claro.
The city experiences its highest humidity in January, reaching 75%. In August, the humidity drops to its lowest level at 51%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Rio Claro
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 Claro
What is the best time to visit Rio Claro?
April, May, June, July and August typically offer the most optimal weather in Rio Claro. In contrast, January, February, March, November and December tend to have less optimal conditions. Rio Claro has distinct dry (July to August) and wet (November to March) seasons.
What temperatures can I expect in Rio Claro?
Daytime highs range from 26°C (79°F) in July to 31°C (88°F) in February. Nighttime lows range from 13°C (55°F) to 20°C (68°F). Temperatures stay relatively stable year-round.
How much rain does Rio Claro get?
Annual rainfall is around 1600 mm (63 in). January is the wettest month with 296 mm (12 in), while August is the driest with 32 mm (1.3 in).
How sunny is Rio Claro?
Rio Claro receives around 2,810 hours of sunshine per year. March is the sunniest month with 288 hours, while June is the cloudiest with just 209 hours. Overall, Rio Claro enjoys abundant sunshine.
Rio Claro 3-Day Forecast
Rio Claro 3-Day Forecast
Rio Claro on the map
Rio Claro is highlighted — select any city to see its climate.
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