The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
Rio das Ostras Weather in January
January in Rio das Ostras typically sees daytime highs of 31°C (88°F) and nighttime lows of 24°C (75°F). January falls within the rainy season, so heavy rainfall is to be expected.
Rainfall in Rio das Ostras in January
As part of the rainy season, Rio das Ostras sees around 20 days of rain in January, with an average of 190 mm (7.5 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.
Temperature in Rio das Ostras in January
In January, Rio das Ostras gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 24°C (75°F). It's usually most comfortable outside during the morning and later in the day. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, July, August and September typically offer the best weather for Rio das Ostras.
Rio das Ostras Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Chance of Rain
66%
Precipitation
190 mm (7.5 in)
Rainy days
20 days
Humidity
82% *
* Data from: Cabo Frio, Brazil (40 KM, 25 Miles).
Rio das Ostras Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rio das Ostras - and find the best time to visit.
Best Places in Brazil in January
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Rio das Ostras in January
Warm but pleasant conditions in Rio das Ostras in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.
What To Do in Rio das Ostras in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Rio das Ostras 3-Day Forecast
More climate data for Rio das Ostras
See the full Rio das Ostras climate overview or explore weather in Brazil.
Popular in January
Where to go in January - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
The 5 most tranquil retreats in the Amazon Rainforest, Brazil
Discover top sustainable lodges in the Amazon. Enjoy unique wildlife, eco-friendly stays, and immersive experiences at Anavilhanas, Cristalino, and more.
Brazil in November: Where Is the Best Weather?
Discover where Brazil has the best weather in November, comparing Fortaleza, Salvador, Rio, São Paulo, Florianópolis, Brasília and Foz do Iguaçu.
An alternative way to discover Rio de Janeiro
Don't feel like seeing the traditional tourist sights in Rio de Janeiro? We have made an overview of the sights in Rio de Janeiro that you must see if you want to visit Rio in an alternative way.