Barreiras Weather & Climate: Best Time to Visit

The climate in Barreiras remains fairly constant, offering very warm temperatures throughout the year. Average maximum daytime temperatures range from a very warm 35°C (95°F) in October, the warmest time of the year, to a very warm 31°C (88°F) during cooler months like July.

At night, you can expect temperatures ranging from 22°C (72°F) in October to around 18°C (64°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Barreiras experiences moderate precipitation patterns, averaging 871 mm (34 in) yearly. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives high rainfall, averaging 152 mm (6 in) of precipitation, recorded across 15 rainy days. In contrast, the driest month July brings less rainfall, with 0.5 mm (0.02 in) over 8 rainy days. For more details, please visit our Barreiras Precipitation page.

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

The average number of days each month with precipitation

While the amount of sunshine in Barreiras varies throughout the year, all seasons offer their own charm. Enjoy up to 9.5 hours of daily sun in August, and experience slightly darker atmosphere in February, with about 6.2 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Barreiras.

The city experiences its highest humidity in March, reaching 80%. In September, the humidity drops to its lowest level at 47%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year