what is the average temperature in rio
Average Temperatures in Rio De Janeiro, Brazil. 1  The mean temperature in Rio De Janeiro, Brazil is fairly hot at 23.7 degrees Celsius (74.7 degrees Fahrenheit). 2  There is a range of mean monthly temperatures of 5.2 C (9.4 F) which is a very low range. 3  The range/ variation of daily average temperatures is 6.2 C (11.2 F).