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Rio de Janeiro weather in December 2024
Expect 28°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Rio de Janeiro in December. Check more long-term weather averages for Rio de Janeiro in December before you book your next holiday to Brazil in 2024/2025.
- 2828°C max day temperature
- 2121 days with some rainfall
- 2020°C min night temperature
- 1414 hours of daylight per day
- MModerate heat & humidity
- 207207 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2424°C sea temperature
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The December weather guide for Brazil (Rio de Janeiro) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Brazil
How hot is it in Rio de Janeiro in December?
Daytime temperatures usually reach 28°C in Rio de Janeiro in December with moderate heat and humidity, falling to 20°C at night.
How sunny is it in Rio de Janeiro in December?
There are normally 5 hours of bright sunshine each day in Rio de Janeiro in December - that's 38% of daylight hours.
How warm is the sea around Rio de Janeiro in December?
The average sea temperature around Rio de Janeiro in December is 24°C.
Does it rain in Rio de Janeiro in December?
There are usually 21 days with some rain in Rio de Janeiro in December and the average monthly rainfall is 207mm.
Rio de Janeiro December sunrise & sunset times
Browse the sunrise and sunset times for Rio de Janeiro in December 2024. Select a month to view Rio de Janeiro sunrise and sunset times for the next 12 months.
|Sunday, 1st December 2024
|Monday, 16th December 2024
|Tuesday, 31st December 2024
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