Porto Velho Weather in December

Porto Velho in December sees very high temperatures, with highs around 31°C (88°F) and overnight lows of 24°C (75°F). With the rainy season in full effect, expect around 296 mm (12 in) of rainfall and regular showers throughout the month.

Rainfall in Porto Velho in December

Porto Velho is in the rainy season in December, with rain on around 21 days and an average of 296 mm (12 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Porto Velho in December

Daytime temperatures in Porto Velho reach 31°C (88°F) in December, dropping to 24°C (75°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Sunshine in Porto Velho in December

You can expect a moderate amount of sunlight, with approximately 122 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

December in Porto Velho has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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• January
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For a detailed overview over the year and the best time to visit Brazil, check out our Porto Velho's climate page.

Porto Velho Temperature in December

Min Temperature 24°C (75°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 71%  

Precipitation 296 mm (12 in)  

Rainy days 21 days  

Humidity 82%  

Sunshine 122 hours  

Percentage Sunshine  

What to Wear in Porto Velho in December

Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Porto Velho 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 Porto Velho's climate page.

More climate data for Porto Velho

Temperature Rainfall Sunshine Humidity

See the full Porto Velho climate overview or explore weather in Brazil.