When to go · Rio Branco
Rio Branco in September
Great month. Inside Rio Branco's best window: May–Sep (dry season).
Key facts
- Verdict
- Great
- Temperature
- 34°C (93°F)93°F (34°C) / 21°C (70°F)70°F (21°C)
- average high / low
- Rain days
- 6
- Crowds
- Medium
- Brazil overall
- Prices
- Medium
- Brazil overall
Verdict
Inside Rio Branco's best window: May–Sep (dry season).
Is another month better than September?
No other month rates higher than September for Rio Branco in this guide.
Weather in September
- Rio BrancoHighs around 34 °C (93 °F), lows around 21 °C (70 °F), rain on about 6 daysHighs around 93 °F (34 °C), lows around 70 °F (21 °C), rain on about 6 days
Crowds and prices
- Crowds · Brazil overall
- Medium
- Prices · Brazil overall
- Medium
Brazil overall: Good across most regions; fire smoke possible in the Pantanal and Amazon; Rock in Rio in some years.
Compare two months
Weather, crowds and prices for any two months in Rio Branco, side by side.
Verdict
Sep: Great
May: Great
Daytime high
Sep: 34 °C (93 °F)93 °F (34 °C)
May: 31 °C (88 °F)88 °F (31 °C)
Night low
Sep: 21 °C (70 °F)70 °F (21 °C)
May: 21 °C (70 °F)70 °F (21 °C)
Rain days
Sep: 6 (better)
May: 9
Crowds
Sep: Medium
May: Low
Prices
Sep: Medium
May: Low
Festivals listed
Sep: 0
May: 0
September: Inside Rio Branco's best window: May–Sep (dry season).
May: Inside Rio Branco's best window: May–Sep (dry season).
Rio Branco: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen