welcoming in rio de janeiro's scorching summer, december is one of the hottest and most tropical months of the year, as not only do the temperatures sore, but so do the downpours, as it is the wettest month in the calendar.

as the wettest month of the year, december experiences a large amount of rainfall - over the course of the month there is an average of 170 millimeters of precipitation, which is about 30 millimeters more than during any other month of the year.

the average temperature for december is a stifling 25 degrees celsius, moving between an average high of 29 degrees, and an average low of 22 degrees, with peaks reaching 40 degrees celsius.