Weather in Brazilië in september
Country-wide climate normals across 61 cities in Brazilië.
How Hot Is Brazilië in september?
Brazilië runs hot in September: typical highs of 28°C across most cities, with Rio de Janeiro representative. Regional variation: 19°C to 38°C.
Sunshine in Brazilië in september
Sun and cloud trade off across Brazilië in September: Rio de Janeiro averages 4.4h of direct sun a day, with daylight from 5:50 am to 5:45 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In Brazilië In september?
Typical September rainfall covers Brazilië: about 69mm in Rio de Janeiro across 9 days, with wetter conditions in coastal regions and drier conditions inland. Expect showers about half the days, but extended dry stretches between them. The pattern is variable but predictable.
Is Brazilië Humid In september?
Brazilië's September is humid — 66% on average in Rio de Janeiro, with similar muggy conditions in most regions. Afternoons feel sticky, especially after rain, and the moisture amplifies warm-day temperatures noticeably. Coastal cities see the highest readings.
Wind In Brazilië In september
Brazilië's September has gentle wind — Rio de Janeiro averages 17 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In Brazilië In september
Cloudy skies dominate Brazilië in September — 54% cover in Rio de Janeiro, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.