Rio das Ostras weather in December (Rio de Janeiro State, Brazil)
What weather conditions can you expect in Rio das Ostras this December? Our page offers a comprehensive look at the weather you can expect this month.
Temperatures
December in Rio das Ostras generally includes high temperatures and heavy rainfall. During the day, temperatures usually reach up to 30°C. At night, they tend to fall to approximately 23°C. Although these are the average temperatures, expect warmer days occasionally. Wear cool clothing and stay hydrated to manage the heat.
Precipitation
Rio das Ostras in December falls under the rainy season with heavy rainfall, averaging around 205 mm for the month. This month is known for its intense rain, often falling heavily. Having a poncho will help you stay dry during the showers. Based on our climate data of the past 30 years, about 21 days of rain are anticipated.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Rio das Ostras. April, May, June, July, August and September typically offer the most optimal weather. In contrast, December tends to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Rio das Ostras climate page with graphs.
Rio das Ostras, monthly averages in December
Min Temperature
23°C
Max Temperature
30°C
Chance of Rain
71%
Precipitation
205 mm
Rainy days
21 days
Humidity
82% *
Where to go in Brazil in December
Find out more about the weather in Brazil and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Rio das Ostras.
Our site offers climate and forecast data for every country in the world. Are you going to Brazil? On this website you can find historical weather averages for many cities in Brazil. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
