If you planning to travel to Tres Cachoeiras, State Of Rio De Janeiro (RJ), South America, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 8:16 AM. The temperature feels like 78 with a humidity level of 90 so dress accordingly. Cloud coverage is 56 percent with visibility at 13.3 percent. Today’s UV index is 12, don’t forget the sunscreen if you need it! Today’s winds are traveling east-southeast at a speed of 4 MPH. At the end of the day don’t miss the sunset at 9:47 PM.