Weather in Rio Branco in September

Rio Branco, Brazil averages a high of 32.8°C (91°F) and low of 22.7°C (72.9°F) in September, with 11 rain days and 10.1 hours of daily sunshine. Travel score: 82.1/100 (Excellent). The best time to visit Rio Branco is July.

High
33°C91°F
Low
23°C73°F
🌧️
11
rain days
☀️
10.1
hrs/day sunshine
💧
74%
humidity
82Excellent

September in Rio Branco is hot and occasionally wet — excellent conditions for exploring.

What are the average temperatures in Rio Branco?

JanFebMarAprMayJunJulAugSep33°23°OctNovDec

How much does it rain in Rio Branco in September?

Rio Branco receives an average of 70.7mm of rainfall across 11 rainy days in September. The annual total is 1683.5mm.

JanFebMarAprMayJunJulAugSep11dOctNovDec

What should I pack for Rio Branco in September?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 33°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun

Traveling to Brazil in September?

Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.

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What is the weather like in other months in Rio Branco?

Data based on 1994–2024 averages · Last updated: 2024-12-31