World Weather & Climate Information

Average weather December in Rio de Janeiro (Rio de Janeiro State), Brazil

The average minimum temperature (usually the minimum temperature is noted during the night) in Rio de Janeiro in December is 22.0°C (71.6°F). The amount of rain in December is high with an average of 137mm (5.4in). December is the wettest month of the year. The average maximum temperature lies around 28.0°C (82.4°F). During the night it can be very warm and sticky. With a water temperature of around 24.0°C (75.2°F), this is a great month to swim. You will see the sun sometimes in this month, it has 179 hours of sun.

So what to wear in December? Visitors traveling to Rio de Janeiro should plan on bringing a totally waterproof rain jacket since it will be raining some days. Also bring your shorts and or a skirt because it can be very warm or even hot.

Do these climate conditions match with when you want to go to Rio de Janeiro? Find out where to stay here.

For other monthly weather averages and what to do in December look at the numbers below.

Monthly averages

°C
Min Temperature 22.0°C
Max Temperature 28.0°C
Water Temperature 24.0°C
Chance of Rain 36.7%
Precipitation 137mm
Rainy Days 11
Windspeed 10.8kmph
Humidity 80%
Sunshine Hours 179

What to Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.
Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

More climate information for Rio de Janeiro

Weather and Climate offers all the information you need to know about the climate in Rio de Janeiro.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in Brazil and climate and forecast data for all other countries in the world.

Cheapest month to fly to Rio de Janeiro

Where to stay in Rio de Janeiro

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