Rio de Janeiro
SW 7 mph
Feels like: 80°F
Precip: 0%
World Resorts Brazil Rio de Janeiro Weather December Weather in Rio de Janeiro

Rio de Janeiro Weather: December

Average Day Temperature: 89.2°F
Average Night Temperature: 77.1°F
Sea Water Temperature: 78.9°F
Number of Sunny Days: 12 days
Sunshine Hours: 13.4 - 13.6 hours
Number of Rainy Days: 9 days
Precipitation Totals: 4.9 in

Air Temperature in December, °F

Select Year: 2023 2022 2021

The highest day temperature in December 2023 was 97°F. The lowest night temperature was 72°F. The average values for day and night temperatures during December were 86.0°F и 76.9°F respectivly.

Rio de Janeiro Water Sea Temperature in December, °F

Select Year: 2023 2022 2021

The average sea surface temperature in December 2023 for Rio de Janeiro was 80.8°F. The maximum and minimum values were 77.2°F and 83.8°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Rio de Janeiro is 4.9 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph

The average wind speed in December is 6.2 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Rio de Janeiro in December is 7.9 hours.

Best Time to Visit Rio de Janeiro
The most sunny months:
July 21 days
August 19 days
May 19 days
The most warm months:
February 93.0 °F
January 92.0 °F
March 91.1 °F
Warmest sea temperature:
February 83.0 °F
January 82.7 °F
March 82.3 °F
The most cold months:
August 82.9 °F
June 83.1 °F
September 83.9 °F
The most rainy months:
November 10 days
December 9 days
January 8 days
The most windy months:
October 7 mph
September 7 mph
November 7 mph

Rio de Janeiro on the Weather Map

Brazil Resorts:
Anchieta +74
Angra dos Reis +76
Balneario Camboriu +72
Buzios +76
Florianopolis +72
Fortaleza +84
Itajai +72
Natal +82
Recife +80
Rio de Janeiro +76
Salvador +84
Santos +76
Sao Paulo +76
Sao Sebastiao +72
Ubatuba +68
24 Hours Weather Forecast
Rio de Janeiro
Local time: 21:35
23 may, thursday
0000 74°F
4 mph
0300 72°F
4 mph
0600 72°F
5 mph
0900 80°F
5 mph
1200 90°F
3 mph
1500 88°F
6 mph
1800 80°F
6 mph
2100 80°F
4 mph