If you planning to travel to Rio San Juan, Cuyo, 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 9:24 AM. The temperature feels like 86.35 with a humidity level of 39 so dress accordingly. Cloud coverage is 8 percent with visibility at 14.5 percent. Today’s UV index is 12, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 13 MPH. At the end of the day don’t miss the sunset at 11:42 PM.