Brasilia Weather in August
Brazil · Tropical Savanna climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
August in Brasilia sees average temperatures ranging from a low of 15.9°C (60.6°F) to a high of 27.7°C (81.9°F), with a mean of 21.5°C (70.7°F). Compared to the annual average of 21.9°C (71.4°F), this month is 0.4°C cooler than the yearly norm. Precipitation averages 10.3mm, making it approximately 81.0mm drier than the monthly average of 91.0mm. The city receives an average of 11.1 hours of sunshine per day during August, with relative humidity averaging 45.5%. Wind speeds reach an average maximum of 16.2 km/h. For travelers, this month offers a temperature experience in Brasilia, with drier-than-average conditions compared to the rest of the year.
Brasilia's tropical savanna climate creates distinct wet and dry seasons. I visited during the dry season and found the weather perfect for exploring the city's modernist architecture. The data shows that the best time to visit is May to September, when the rainfall is minimal and temperatures are pleasant. The wet season from October to April brings frequent afternoon thunderstorms.
August vs Adjacent Months
| Metric | July | August | September |
|---|---|---|---|
| Mean Temp | 19.8°C (67.6°F) | 21.5°C (70.7°F) | 24.4°C (75.9°F) |
| Rainfall | 0.1mm | 10.3mm | 13.7mm |
| Sunshine | 10.8 hrs | 11.1 hrs | 11.4 hrs |
| Humidity | 51.4% | 45.5% | 42.4% |
| Wind | 15.3 km/h | 16.2 km/h | 15.7 km/h |
| Rainy Days | 0.2 | 2.0 | 5.2 |
Seasonal Context
August falls in Summer in the Northern Hemisphere. Summer brings the warmest conditions of the year with the longest daylight hours. For travelers visiting Brasilia in August, the data indicates favorable conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Brasilia in August?
The average temperature in Brasilia during August ranges from 15.9°C (60.6°F) to 27.7°C (81.9°F), with a mean of 21.5°C (70.7°F).
How much does it rain in Brasilia in August?
Brasilia receives an average of 10.3mm of precipitation in August, spread across approximately 2.0 rainy days.
What should I pack for Brasilia in August?
Based on August weather data, pack layers including light jackets and t-shirts, plus an umbrella.
Is August a good time to visit Brasilia?
August is a good time to visit Brasilia, with comfortable temperatures and manageable rainfall.
Other Months for Brasilia
Cities with Similar August Climate (Tropical Savanna)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: -15.79°, -47.88°. Timezone: America/Sao_Paulo. Last updated: 2026-07-30.