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 9:23 AM. The temperature feels like 71.45 with a humidity level of 29 so dress accordingly. Cloud coverage is 23 percent with visibility at 14.9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 23 MPH. At the end of the day don’t miss the sunset at 11:15 PM.