If you planning to travel to Agios Sostis Beach, Mykonos, Greece, 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 3:24 AM. The temperature feels like 62.9 with a humidity level of 83 so dress accordingly. Cloud coverage is 23 percent with visibility at 15 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling north-northwest at a speed of 27 MPH. At the end of the day don’t miss the sunset at 5:11 PM.