If you're looking for summer vibes, the best time to travel to Brasilia is in September, October and January, when the average temperature reaches 31.17 °C, while August, September and July are the 3 sunniest months of the year, with an average of 110.54 hours.
However, if you prefer colder temperatures, make sure you visit Brasilia during July, August or June to experience an average of 13.34 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during May, August and February, when the average precipitation in Brasilia is 6.4 mm, while the months of January, February and March are drier, with an average of 0 mm.