Barretos Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Barretos.
Climate overview of Barretos
Barretos, São Paulo State, Brazil, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 31°C (88°F), peaking in October at 33°C (91°F) and dipping in June to 29°C (84°F).
The city has a wet climate, receiving around 1378 mm (54 in) of rainfall per year. Despite the high annual total, it has distinct dry (May to August) and wet (December to March) seasons. January is the wettest month.
Barretos Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Barretos - and find the best time to visit.
Monthly Temperature in Barretos
With minimal seasonal shifts, Barretos experiences a constant climate year-round. On average, daytime temperatures range from a very warm 33°C (91°F) in October to a comfortable 29°C (84°F) in June.
Nighttime temperatures range from 22°C (72°F) in October to 16°C (61°F) in June.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Barretos
Barretos has a notably wet climate with abundant precipitation, recording 1378 mm (54 in) of rainfall per year. The seasons in Barretos bring significant changes in precipitation. The wettest month, January, receives heavy rainfall, with an average of 266 mm (10 in) of precipitation. This rainfall is distributed across 17 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 14 mm (0.6 in) over 2 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Barretos Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Barretos
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June and July
- Warmest weather: September, October and November
- Fewer rainy days: May, June, July, August and September
- Wettest months: January, February, March, November and December, when rainfall is highest.
- Seasonal pattern: Distinct dry (May to August) and wet (December to March) seasons
Frequently asked questions about the climate in Barretos
What is the best time to visit Barretos?
May, June and July typically offer the most optimal weather in Barretos. In contrast, January, February, October and December tend to have less optimal conditions. Barretos has distinct dry (May to August) and wet (December to March) seasons.
What temperatures can I expect in Barretos?
Daytime highs range from 29°C (84°F) in June to 33°C (91°F) in October. Nighttime lows range from 16°C (61°F) to 22°C (72°F). Temperatures stay relatively stable year-round.
How much rain does Barretos get?
Annual rainfall is around 1378 mm (54 in). January is the wettest month with 266 mm (10 in), while July is the driest with 14 mm (0.6 in).
Barretos 3-Day Forecast
Barretos on the map
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