If you planning to travel to Deer Isle-Stonington Historical Society, Deer Isle, Maine, 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 11:24 AM. The temperature feels like 53.05 with a humidity level of 88 so dress accordingly. Cloud coverage is 49 percent with visibility at 9.8 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 11 MPH. At the end of the day don’t miss the sunset at 9:10 PM.