Weather on September 18 in Brasília
Historical weather data for September 18 in Brasília, Brazil
Avg High30°C (86°F)
Avg Low18°C (64°F)
Warmest198624°C
Coldest197923°C
Based on 2 years of data from BRASILIA
About This Date
September 18th in Brasília, Brazil typically brings warm fall weather, with average highs around 30°C and lows near 18°C. Over 2 years of records, the warmest September 18th was in 1986 (24°C average), while the coldest was 1979 (23°C) — a 2°F range across recorded history. Rain or other precipitation has occurred on about 50% of September 18th dates historically.
Planning for September 18th in Brasília? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 1986 | 31°C (87°F) | 18°C (64°F) | 0 mm |
| 1979 | 29°C (84°F) | 17°C (63°F) | 8 mm |