Rio Branco Weather in December

December in Rio Branco brings very high temperatures, with daytime highs of 32°C (90°F) and nights around 23°C (73°F). It's part of the rainy season, with 254 mm (10 in) of rainfall on average, so an umbrella or poncho is a good idea.

Rainfall in Rio Branco in December

As part of the rainy season, Rio Branco sees around 25 days of rain in December, with an average of 254 mm (10 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.

Temperature in Rio Branco in December

Daytime highs in Rio Branco in December reach 32°C (90°F), with nights around 23°C (73°F). For most visitors, the main thing to prepare for is the heat during the day. At 23°C (73°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

Sunshine in Rio Branco in December

With about 115 hours of sunshine, the area enjoys a nice balance of sun and rainy moments, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Rio Branco. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Brazil, check out our Rio Branco's climate page.

Rio Branco Temperature in December

Min Temperature 23°C (73°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 83%  

Precipitation 254 mm (10 in)  

Rainy days 25 days  

Humidity 87%  

Sunshine 115 hours  

Percentage Sunshine  

What to Wear in Rio Branco in December

Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Rio Branco in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Brazil, check out our Rio Branco's climate page.

More climate data for Rio Branco

Temperature Rainfall Sunshine Humidity

See the full Rio Branco climate overview or explore weather in Brazil.