If you planning to travel to Cabo Polonio National Park, Cabo Polonio, Uruguay, 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 8:23 AM. The temperature feels like 70 with a humidity level of 63 so dress accordingly. Cloud coverage is 16 percent with visibility at 14.9 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southwest at a speed of 13 MPH. At the end of the day don’t miss the sunset at 10:55 PM.