Weather & Climate in Brazil
The dry season (July to September) or the intermediary seasons (April–June
Keep in mind it can be both hot and very cool, and rain is always a possibility. Thus, you should be well prepared for any type of weather conditions. Again, although temperatures during the day will be quite warm, you will more than likely want to wear long pants and a jacket in the evenings if you are traveling in June or July.
AVERAGE MONTHLY TEMPERATURES & RAINFALL(in Fahrenheit and inches)
Rio de Janeiro
Header Credit: Gary Paige