Monthly climate guide
Rio Branco weather in October
Expect very hot weather in Rio Branco in October: afternoons reach about 33°C (92°F), while nights drop to around 24°C (74°F). Around 115 mm of rain falls over the month (wet), and skies are often cloudy. Daytime highs are about the same as September and 2°C warmer than November.
What stands out in October
- Rio Branco is usually about 4°C warmer than Belo Horizonte in October.
- Even after dark it stays around 24°C, so sleeping can feel warm.
- It's humid — around 73% — so the heat feels heavier.
- October is Rio Branco's second warmest month.
Avg high
33°C
92°F
Avg low
24°C
74°F
Rainfall
115 mm
wet
Humidity
73%
relative
Sky
79%
cloud · often cloudy
Rio Branco weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 28°C / 83°F | 23°C / 73°F | 254 mm | 92% | 87% |
| February | 28°C / 83°F | 23°C / 73°F | 241 mm | 93% | 88% |
| March | 28°C / 83°F | 23°C / 73°F | 242 mm | 93% | 85% |
| April | 28°C / 82°F | 23°C / 73°F | 147 mm | 92% | 73% |
| May | 28°C / 82°F | 22°C / 71°F | 80 mm | 91% | 61% |
| June | 28°C / 83°F | 21°C / 70°F | 38 mm | 88% | 45% |
| July | 30°C / 86°F | 20°C / 68°F | 20 mm | 79% | 36% |
| August | 33°C / 91°F | 21°C / 70°F | 44 mm | 69% | 44% |
| September | 34°C / 94°F | 23°C / 73°F | 78 mm | 69% | 59% |
| October | 33°C / 92°F | 24°C / 74°F | 115 mm | 73% | 79% |
| November | 31°C / 88°F | 24°C / 74°F | 189 mm | 81% | 81% |
| December | 29°C / 84°F | 23°C / 74°F | 208 mm | 90% | 83% |
What to pack for October
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is October a good time to visit Rio Branco?
Compare the months in the chart above to find your ideal window.
Best time to visit Rio Branco →Other Brazil cities in October
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Rio Branco weather in October. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/brazil/rio-branco/october
<a href="https://weathercompare.eu/weather/brazil/rio-branco/october">Rio Branco weather in October</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/brazil/rio-branco" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Rio Branco weather in October"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/brazil/rio-branco/october">Rio Branco weather in October</a> – WeatherCompare</p>
Rio Branco in October: quick answers
Is October a good time to visit Rio Branco?
It can be, if you like heat: October highs in Rio Branco are around 33°C. Good for the beach; plan sightseeing for early morning and evening.
How warm is Rio Branco in October?
Average highs are about 33°C (92°F) and average lows about 24°C (74°F), based on 10 years of daily data.
Does it rain a lot in Rio Branco in October?
Rio Branco typically gets around 115 mm of rain in October — wet.
Figures are long-term averages for the area around Rio Branco (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.