If you planning to travel to Quinta da Regaleira, Sintra, Portugal, 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 5:56 AM. The temperature feels like 68 with a humidity level of 85 so dress accordingly. Cloud coverage is 28 percent with visibility at 14.9 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling north-northwest at a speed of 12 MPH. At the end of the day don’t miss the sunset at 7:23 PM.