Rio de Janeiro · Brazil
September
Transitional: dry season ending, warmth returning — still very good value.
Strong option
#6 of 12 months
There are better months for Rio de Janeiro — see the full ranking below.
See when to go instead →Climate
High
27.3°C
Low
19.3°C
Rain
84mm
Sun
6hrs/day
30-year climate normals · Open Meteo ERA5
How September scores in Rio de Janeiro
Weather
Very good
Value
Very good
Crowds
Excellent
Events
Above average
Atmosphere
Very good
What you gain in September
- ↑27°C: warmer and more beach-friendly than July–August
- ↑84mm: rains beginning to return but not yet significant
- ↑Good value: prices remain comfortably below summer peak
What you sacrifice
- ↓Some afternoon rain showers returning as wet season approaches
- ↓Not quite summer beach culture, not quite winter clarity
- ↓International tourism gradually picking up from October onward
How September compares to June (best month)
| Factor | September | June ★ |
|---|---|---|
| Weather | 7 | 9 |
| Value | 7 | 8 |
| Crowds | 8 | 9 |
September in other destinations
Climate data: 30-year normals (1991–2020) from Open Meteo ERA5 reanalysis. Scores compare months within Rio de Janeiro, not across destinations. Methodology →