If you planning to travel to Tartinijev Trg, Portoroz, Slovenia, 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 6:45 AM. The temperature feels like 49 with a humidity level of 48 so dress accordingly. Cloud coverage is 0 percent with visibility at 14.9 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 6 MPH. At the end of the day don’t miss the sunset at 3:30 PM.